Abrégé

The invention relates to a control device (7) for operating a fuel cell (5), comprising a position-sensing module (9), which is designed to sense the current position of the fuel cell (5), and a purge control module (13), which is designed to control the purging of the fuel cell (5) with a gas, wherein the purge control module (13) is operatively connected to the position-sensing module (9) and is designed not to carry out a purging of the fuel cell (5) if the position-sensing module (9) senses a current position of the fuel cell (5) that deviates from a predefined normal position at least by a predefined limit angle.

Classes IPC  ?

• H01M 8/04119 - Dispositions pour la commande des paramètres des réactifs, p. ex. de la pression ou de la concentration des réactifs gazeux avec apport simultané ou évacuation simultanée d’électrolyteHumidification ou déshumidification
• H01M 8/04313 - Procédés de commande des éléments à combustible ou des systèmes d’éléments à combustible caractérisés par la détection ou l'évaluation des variablesProcédés de commande des éléments à combustible ou des systèmes d’éléments à combustible caractérisés par la détection ou l'évaluation de la défaillance ou d'une fonction anormale
• H01M 8/04746 - PressionDébit

Abrégé

The invention relates to a method for purging fuel cells (5), a plurality of fuel cells (5) being operated jointly in a fuel cell assembly (3), the fuel cells (5) being arranged such that the fuel cells can be purged at least partially independently of each other, and purging processes for the fuel cells (5) being temporally coordinated.

Classes IPC  ?

• H01M 8/04119 - Dispositions pour la commande des paramètres des réactifs, p. ex. de la pression ou de la concentration des réactifs gazeux avec apport simultané ou évacuation simultanée d’électrolyteHumidification ou déshumidification
• H01M 8/04746 - PressionDébit

Abrégé

The invention relates to a method for the model-based open-loop and closed-loop control of an internal combustion engine, in which method: during normal operation, the injection system desired values for controlling the injection system final control elements are calculated using an adaptable combustion model in accordance with default values for the operation of the internal combustion engine; a measure of quality is calculated by an optimiser at least in accordance with the injection system desired values, and the measure of quality is minimised by the optimiser by modifying at least the injection system desired values within a prediction horizon; and the injection system desired values are set by the optimiser on the basis of the minimised measure of quality (J(MIN)) as essential for setting the operating point of the internal combustion engine, wherein during stationary operation, switching takes place cyclically from the normal operation to an exploration operation; in the exploration operation, an exploration measure of quality (J(EXP)) is calculated in accordance with the combustion model and variance (VAR) thereof; the exploration measure of quality (J(EXP)) is set as essential for setting the operating point of the internal combustion engine; on the basis of the operating variables of the internal combustion engine the combustion model is adapted; and switching back to the normal operation takes place.

Classes IPC  ?

• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
• F02D 41/38 - Commande de l'injection de combustible du type à haute pression
• F02D 41/24 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants caractérisée par l'utilisation de moyens numériques

Abrégé

The invention relates to a method for model-based open-loop and closed-loop control of an internal combustion engine (1), in which: the injection system setpoint values for controlling the injection system actuators are determined via a combustion model (4) according to a setpoint torque; during operation of the internal combustion engine (1), the combustion model (4) is adapted according to a model value, the model value being calculated from a first Gaussian process model for representing a base grid and a second Gaussian process model for representing adaptation data points; a minimised measure of quality is determined by an optimiser (3) by changing the injection system setpoint values within a prediction horizon, and, in the event that a minimised measure of quality is found, the injection system setpoint values are set as critical for adjusting the operating point of the internal combustion engine (1). The invention is characterised in that the model value is monitored in respect of a predefined monotonicity.

Classes IPC  ?

• F02D 41/24 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants caractérisée par l'utilisation de moyens numériques
• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
• F02D 35/02 - Commande non électrique des moteurs en fonction des conditions extérieures ou intérieures aux moteurs, non prévue ailleurs des conditions intérieures
• F02D 41/26 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants caractérisée par l'utilisation de moyens numériques utilisant des calculateurs, p. ex. microprocesseurs

Abrégé

The invention relates to a method for monitoring the operability of a vehicle (2), comprising the following steps: – the vehicle (2) travelling on a defined route (7); – detecting at least one power parameter of the vehicle (2) that is characteristic for a power of a drive (9) of the vehicle (2); – in a first comparison, comparing the at least one power parameter with historical data regarding the route (7) travelled on, and assessing the operability of the vehicle (2) on the basis of the first comparison.

Classes IPC  ?

• G07C 5/08 - Enregistrement ou indication de données de marche autres que le temps de circulation, de fonctionnement, d'arrêt ou d'attente, avec ou sans enregistrement des temps de circulation, de fonctionnement, d'arrêt ou d'attente
• B60T 1/10 - Aménagements des éléments de freinage, c.-à-d. des parties de ceux-ci dans lesquelles se produit l'effet de freinage en agissant par retardement des roues par utilisation du mouvement des roues pour accumuler l'énergie, p. ex. en entraînant des compresseurs d'air
• B60T 17/22 - Dispositifs pour surveiller ou vérifier les systèmes de freinsDispositifs de signalisation
• B60T 13/58 - Systèmes combinés ou transformables

Abrégé

The invention relates to a drive (3) for a vehicle (2), in particular for a watercraft (1), comprising an internal combustion engine (5) and a freewheel device (7), wherein the internal combustion engine (5) can be drivingly connected to a driveshaft (22) of the drive (3) via the freewheel device (7), wherein the freewheel device (7) is designed to decouple the internal combustion engine (5) from the driveshaft (22) if a rotational speed of the driveshaft (22) exceeds a rotational speed of the internal combustion engine (5), and comprising a bridging device (11) which is designed to couple the internal combustion engine (5) to the driveshaft (22) in at least one operating situation of the drive (3), if the internal combustion engine (5) is separated from the driveshaft (2) by the freewheel device (7).

Classes IPC  ?

• B63H 23/10 - Transmission de l'énergie de l'appareil de propulsion aux éléments propulsifs à entraînement mécanique pour transmettre l'action de plusieurs ensembles de propulsion
• B63H 21/20 - Aménagements de l'appareil moteur de propulsion ou de certains de ses éléments pour utilisation à bord des navires le navire étant propulsé par une combinaison d'éléments moteurs de types différents
• B63H 23/16 - Transmission de l'énergie de l'appareil de propulsion aux éléments propulsifs à entraînement mécanique pour transmettre l'action de plusieurs ensembles de propulsion permettant la combinaison d'emploi des ensembles de propulsion caractérisée par l'aptitude au changement de marche

Abrégé

The invention relates to a control device (3) for controlling a watercraft (1), comprising a position detection module (2) designed to detect a current position of the watercraft (1), and comprising a positioning module (4) designed to determine a new position for the watercraft (1) within a delimited region (5) depending on at least one positioning parameter when the watercraft (1) approaches a predetermined or parameterizable distance to a delimitation of the delimited region (5).

Classes IPC  ?

• B63B 49/00 - Aménagements relatifs aux instruments nautiques ou d'aide à la navigation
• G05D 1/02 - Commande de la position ou du cap par référence à un système à deux dimensions

Abrégé

The invention relates to a method for operating a number of assemblies (610.1-610.n), each having a fuel energy conversion unit, with a control device (602), in particular a method for operating the number of assemblies (610.1-610.n) in the form of a farm or fleet (600) with an overall controller, preferably a farm or fleet controller, wherein the number of assemblies (610.1-610.n) are operated with the fuel energy conversion units under comparable conditions, wherein at least one operating parameter (BPP1-BPPn) is acquired for a fuel energy conversion unit. According to the invention there is provision that - an individual operating parameter profile of the operating parameter is acquired (102) for the fuel energy conversion unit over an operating time period (T) of the fuel energy conversion unit; - a common overall general tendency (AT), assigned to a number of individual operating parameter profiles of a number of fuel energy conversion units, is determined (104) as a function of the operating time period (T); - the individual operating parameter profile of the fuel energy conversion unit is compared with the general tendency (AT) and checked (108) for a deviation, in particular from the general tendency (AT).

Classes IPC  ?

• F02D 29/06 - Commande de moteurs, cette commande étant particulière aux dispositifs entraînés, ces dispositifs étant autres que des organes ou accessoires essentiels à la marche du moteur, p. ex. commande de moteur par des signaux extérieurs particulière aux moteurs entraînant des groupes électrogènes
• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales

Abrégé

The invention relates to a method for operating a data centre (1) in an electrical network (3), wherein - a plurality of calculation tasks (11) are processed by the data centre (1), wherein - each calculation task (11) of the plurality of calculation tasks (11) is assigned a prioritisation value and/or a calculation complexity, wherein - the calculation tasks (11) are processed taking into account their individual prioritisation value and/or calculation complexity and taking into account a power provision parameter (15) of the electrical network (3).

Classes IPC  ?

• H02J 1/14 - Équilibrage de la charge dans un réseau
• H02J 3/14 - Circuits pour réseaux principaux ou de distribution, à courant alternatif pour règler la tension dans des réseaux à courant alternatif par changement d'une caractéristique de la charge du réseau par interruption, ou mise en circuit, des charges du réseau, p. ex. charge équilibrée progressivement
• G06F 1/3206 - Surveillance d’événements, de dispositifs ou de paramètres initiant un changement de mode d’alimentation
• G06F 1/329 - Économie d’énergie caractérisée par l'action entreprise par planification de tâches
• H02J 3/00 - Circuits pour réseaux principaux ou de distribution, à courant alternatif

Abrégé

The invention relates to a fuel cell system (1000, 1000', 1000'') for providing a power output level (PO), having: - a fuel cell (100) for generating a quantity of energy (E, EE, EM, ET) for the power output level (PO) and - an energy store (300) for storing the quantity of energy (E, EE, ET), - a control device (400, 400', 400''), which in one operating mode is designed to control the fuel cell (100), wherein a power specification (LV) for the fuel cell (100) is specified for the control of the power output level (PO), wherein - the fuel cell (100) is assigned an efficiency level (WG) as a function of a fuel cell power level (PB). According to the invention there is provision in the fuel cell system that - for operation with improved efficiency the power specification (LV) is issued as a function of the state of charge (LZ) of the energy store (300).

Classes IPC  ?

• H01M 8/04007 - Dispositions auxiliaires, p. ex. pour la commande de la pression ou pour la circulation des fluides relatives à l’échange de chaleur
• B60L 58/40 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la commande d'une combinaison de batteries et de piles à combustible
• H01M 8/04537 - Variables électriques
• H01M 8/04694 - Procédés de commande des éléments à combustible ou des systèmes d’éléments à combustible caractérisés par les variables à commander
• H01M 8/04828 - HumiditéTeneur en eau
• H01M 16/00 - Combinaisons structurelles de différents types de générateurs électrochimiques
• H01M 8/04029 - Échange de chaleur par des liquides

Abrégé

The invention relates to a method and a control device (100) for controlling a technical system (112) comprising at least one controllable component (108) with respect to a target variable taking into account a forecast curve (106), wherein - the forecast curve (106) is provided with a number of values (W) for points in time (t1, ...,t8, t1',...t8') in a future time period by a receiving unit (101), and the component (108) can be controlled on the basis of an approximated forecast curve (111), wherein - supporting points (W, t) are specified in order to approximate the forecast curve (106). According to the invention, an optimiser (102) is provided which has an analysis unit (104) for analysing the forecast curve and an approximator (104) for specifying the approximated forecast curve (106), wherein - the analysis unit (104) is designed to set the supporting points (Ws, ts) on the basis of the analysed values (W) of the forecast curve (106), and - the approximator (107) is designed to specify the approximated forecast curve (111) using the supporting points (Ws, ts) that are set on the basis of the analysed values (W) of the forecast curve (106).

Classes IPC  ?

• G06Q 10/04 - Prévision ou optimisation spécialement adaptées à des fins administratives ou de gestion, p. ex. programmation linéaire ou "problème d’optimisation des stocks"
• G06Q 50/06 - Fourniture d’énergie ou d’eau

Abrégé

The invention relates to an energy conversion assembly (1), comprising: an energy conversion device (3) which is designed to convert chemical energy into electrical and/or mechanical energy; a first material supply device (5) for supplying a first material flow (9) to the energy conversion device (3); a second material supply device (7) for supplying a second material flow (11) to the energy conversion device (3), wherein the first material supply device (5) is designed to release a first material of the first material flow (9) from a first higher pressure level to a second lower pressure level; and a utilisation device (12) which is designed to thermally and/or mechanically utilise the pressure release of the first material.

Classes IPC  ?

• H01M 8/04111 - Dispositions pour la commande des paramètres des réactifs, p. ex. de la pression ou de la concentration des réactifs gazeux utilisant un assemblage turbine compresseur
• H01M 8/04014 - Échange de chaleur par des fluides gazeuxÉchange de chaleur par combustion des réactifs
• H01M 8/04089 - Dispositions pour la commande des paramètres des réactifs, p. ex. de la pression ou de la concentration des réactifs gazeux
• F02B 43/00 - Moteurs caractérisés par leur fonctionnement avec des combustibles gazeuxEnsembles fonctionnels comportant de tels moteurs
• F02D 19/02 - Commande des moteurs caractérisés par l'emploi de combustible non liquide, de combustibles multiples ou de substances non combustibles ajoutées au mélange carburant particulière aux moteurs fonctionnant avec des combustibles gazeux

Abrégé

The invention relates to a crankcase (800), comprising a number (Z) of at least one cylinders (100), for an internal combustion engine (1000). The cylinder (100) has the following: - a cylinder lining (140) which is arranged within a cylinder interior (120), and - a cylinder head (160) which closes the cylinder interior (120), wherein the cylinder head (160) has a receiving means (162), in particular a receiving means which surrounds and/or guides a receiving sleeve or a receiving bushing or the like for a device or component which reaches into the cylinder, in particular an injector, an ignition device for an injector, or an ignition device, and a cooling system (170) which conducts a coolant flow (KS) and comprises a cooling chamber (166). According to the invention, the crankcase is characterized by: - a distributing system (240) which is arranged in the crankcase (800) for separating the coolant flow (KS) into a primary sub-flow (K1) and at least one secondary sub-flow (K2, K2.1, K2.2, K2.3, K2.4), and - the crankcase (800) is equipped with a main channel (250) for the primary sub-flow (K1) and with a branching passage (146, 146.1, 146.2, 146.3, 146.4), which branches off from the main channel (250) and is arranged transversely to the main channel (250), for the secondary sub-flow (K2, K2.1, K2.2, K2.3, K2.4).

Classes IPC  ?

• F02F 1/14 - Cylindres avec moyens pour diriger, guider ou diffuser le liquide
• F02F 1/24 - Culasses de cylindres

Abrégé

The invention relates to a method for the model-based open-loop and closed-loop control of an internal combustion engine (1), in which an emission class for the operation of the internal combustion engine is read from a library, wherein injection system target values for actuating the injection system actuators are calculated using a combustion model (19) as a function of a target torque and wherein gas path target values for actuating the gas path actuators are calculated using a gas path model (20) as a function of a target torque, in which a measurement of quality is calculated by an optimizer (21) as a function of the injection system target values and the gas path target values, wherein the measurement of quality is minimized by the optimizer (21) by changing the injection system target values and the gas path target values within a prediction horizon, and in which the injection system target values and the gas path target values are set as being decisive to the adjustment of the operating point of the internal combustion engine (1) by the optimizer (21) using the minimized measurement of quality. The invention is characterized in that an operation history of the internal combustion engine (1) is recorded, a legally predetermined emission target of the emission class is read, the emission target is adapted as a function of the operation history while complying with the emission regulations and the adapted emission target is set as a default value for the optimizer (21).

Classes IPC  ?

• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
• F02D 41/34 - Commande de l'injection de combustible du type à basse pression avec des moyens pour commander la synchronisation ou la durée de l'injection

Abrégé

The invention relates to a method for the diagnosis of an injector leak in an internal combustion engine (1), wherein at least one injector (5, 7) is actuated in order to introduce a first fuel amount into a combustion chamber (3) of the internal combustion engine (1), wherein the first fuel amount is smaller than an ignition amount required to generate an ignitable mixture in the combustion chamber (3), wherein at least one combustion chamber parameter is detected for the combustion chamber (3) after the actuation of the injector (5, 7), and wherein it is determined whether there is an injector leak in the combustion chamber (3) based on the detected combustion chamber parameter.

Classes IPC  ?

• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales
• F02D 41/40 - Commande de l'injection de combustible du type à haute pression avec des moyens pour commander la synchronisation ou la durée de l'injection

Abrégé

The invention relates to a method for monitoring a fuel supply system (3) of an internal combustion engine (1), wherein a first pressure value in the fuel supply system (3) in the region of a prefilter (9) and upstream of a low-pressure pump (11, 11') is detected, wherein a second pressure value in the fuel supply system (3) downstream of the low-pressure pump (11, 11') in the region of a main filter (13) is detected, the first pressure value and the second pressure value being monitored for an error state of the fuel supply system (3), and wherein an error state is only detected if the error state is plausible based on both pressure values.

Classes IPC  ?

• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales
• F02M 37/00 - Appareils ou systèmes pour transférer le combustible liquide des réservoirs de stockage aux carburateurs ou aux injecteursDispositions d'épuration du combustible liquide spécialement conçues pour les moteurs à combustion interne ou aménagées sur ceux-ci

Abrégé

The invention relates to a method for monitoring an injector (7) for mechanical damage, in which: a target-actual deviation of an operating point of the injection is determined from an individual accumulator pressure (pE); an abstraction function, in particular a Gaussian normal distribution, is calculated from a plurality of target-actual deviations of the operating points; the abstraction function is compared with a specified damage pattern; a cause of wear is assigned on the basis of the comparison; and the continued operation of the injector (7) takes place on the basis of the comparison.

Classes IPC  ?

• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales
• F02D 41/28 - Circuits d'interface

Abrégé

L,OL,O) before the starting time.

Classes IPC  ?

• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales
• F02D 41/38 - Commande de l'injection de combustible du type à haute pression

Abrégé

The invention relates to a method for predicting the condition of an injector (7) in a common rail system, in which method, by using the individual accumulator pressure (pE), a deviation of a reference working point from an actual working point of the injection is calculated. The invention is characterized in that, from a plurality of deviations of the working point, an abstraction function and the characteristics thereof are determined, a development of the characteristics of the abstraction function over time is observed and, by using the development of the characteristics over time, a prediction of the condition of the injector (7) is made and a maintenance recommendation is output.

Classes IPC  ?

• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales
• G05B 23/02 - Test ou contrôle électrique
• F02D 41/38 - Commande de l'injection de combustible du type à haute pression
• F02M 65/00 - Test des appareils d'injection de combustible, p. ex. test du début d'injection

Abrégé

The invention relates to a method for operating an injection system (3) of an internal combustion engine (1), wherein the injection system (3) comprises a high pressure reservoir (13), wherein a high pressure in the high pressure reservoir (13) is regulated in normal operation by way of actuation of a low pressure-side suction throttle (9), wherein the high pressure is regulated in a first operating mode of safety operation by way of actuation of at least one high pressure-side pressure regulating valve (19), wherein a switchover is carried out from normal operation into the first operating mode of safety operation if the high pressure reaches or exceeds a first limit pressure value, and wherein a switchover is carried out from the first operating mode of safety operation into normal operation if, starting from above a setpoint pressure value, the high pressure reaches or undershoots the setpoint pressure value, wherein the setpoint pressure value is lower than the first limit pressure value.

Classes IPC  ?

• F02D 41/38 - Commande de l'injection de combustible du type à haute pression
• F02M 63/02 - Appareils d'injection de combustible comportant plusieurs injecteurs alimentés par un élément de pompage commun ou ayant plusieurs éléments de pompage alimentant un injecteur communAppareils d'injection de combustible comportant la mise hors circuit des pompes, des éléments de pompe ou injecteursAppareils d'injection de combustible avec possibilités de connecter de façon variable et alternativement les éléments de pompage et les injecteurs
• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée

Abrégé

A method is proposed for the model-based open-loop and closed-loop control of an internal combustion engine (1) with an SCR catalytic converter (31), in which the operating point of the internal combustion engine (1) is predefined by means of an engine control unit (10), and the operating point of the SCR catalytic converter (31) is predefined by means of an SCR control unit (27), in which an overall system quality measure is calculated by an overall system optimiser (19) on the basis of an operator request and in accordance with fed-back variables of the engine control unit (10) and of fed-back variables of the SCR control unit (27), the overall system optimiser (19) minimises the overall system quality measure by changing the predefined values for the engine control unit (10) and by changing the predefined values for the SCR control unit (27) for a prediction horizon in respect of the operating costs, and in which the overall system optimiser (19) sets, on the basis of the minimised overall system quality measure, the predefined values for the engine control unit (10) and the predefined values for the SCR control unit (27) as decisive for the setting of the operating point of the internal combustion engine (1) and of the SCR catalytic converter (31).

Classes IPC  ?

• F02D 41/02 - Dispositions de circuits pour produire des signaux de commande
• F01N 3/20 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour rendre les gaz d'échappement inoffensifs par conversion thermique ou catalytique des composants nocifs des gaz d'échappement caractérisés par les méthodes d'opérationCommande spécialement adaptés à la conversion catalytique
• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée

Abrégé

The invention relates to a method for regulating an exhaust gas aftertreatment system (7) for reducing nitrogen oxides in an exhaust gas flow treated by the exhaust gas aftertreatment system (7), wherein a metering device (13) is actuated so as to meter a reducing agent into the exhaust gas flow upstream of a catalytic converter (9), and the metering device (13) is actuated according to a target load variable of the catalytic converter (9). The target load variable is determined using a phenomenological model of a relationship between a relative load of the catalytic converter (9) and the conversion rate of the catalytic converter (9), and a physical storage balance is used to actuate the metering device (13).

Classes IPC  ?

• F01N 3/20 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour rendre les gaz d'échappement inoffensifs par conversion thermique ou catalytique des composants nocifs des gaz d'échappement caractérisés par les méthodes d'opérationCommande spécialement adaptés à la conversion catalytique

Abrégé

The invention relates to a method for the model-based control and regulation of an internal combustion engine (1), in which, as a function of a set torque, injection system set values for controlling the injection system actuators are calculated via a combustion model (20), and gas path set values for controlling the gas path actuators are calculated via a gas path model (22), the combustion model (20) being adapted during operation of the internal combustion engine (1) into the form of a complete data-based model. A measure of quality is minimised by an optimiser (23) by changing the injection system set values and gas path set values within a prediction horizon, and the injection system set values and gas path set values are set by the optimiser (23) as critical for adjusting the operating point of the internal combustion engine (1) by using the minimised measure of quality.

Classes IPC  ?

• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
• F02D 43/04 - Commande électrique simultanée de plusieurs fonctions, p. ex. allumage, mélange air-combustible, recirculation, suralimentation ou traitement des gaz d'échappement utilisant uniquement des moyens numériques
• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
• F02D 41/30 - Commande de l'injection de combustible

Abrégé

A charge-air cooler (1) is proposed for an internal combustion engine (2) in a V-arrangement with a cooler matrix (4), with a housing (5) which surrounds the cooler matrix (4), and with a vertical feed of the charge air (LL) to the cooler matrix (4). The invention is characterized in that the cooler matrix (4) comprises an A-side block (9A) for cooling the charge air (LL) for an A-side cylinder bank (3A), a B-side block (9B) for cooling the charge air (LL) for a B-side cylinder bank (3B), and a channel (10) which runs in the vertical direction for spacing apart the two blocks (9A, 9B), wherein a deflection of the charge air (LL) within the charge-air cooler (1) takes place into the horizontal direction, and the cooled charge air (LL) exits via transfer windows (15A, 15B) in the side walls (7A, 7B) of the housing (5).

Classes IPC  ?

• F02M 35/10 - Tubulures d'admission de l'airSystèmes d'introduction
• F02B 29/04 - Réfrigération de l'air à l'admission
• F02M 35/116 - Collecteurs d'admission pour des moteurs dont les cylindres sont disposés en V ou disposés de façon opposée par rapport à l'arbre principal

Abrégé

The invention relates to a method for operating an internal combustion engine, wherein the following is provided according to the invention in order to align the injection behavior of injectors; sensing a transient fuel pressure of the internal combustion engine, the transient fuel pressure being sensed using a fuel pressure sensor assembly at the fuel collection chamber and/or at the fuel feed; determining a measure, the measure being associated with a switched-off injector of the number of injectors and being determined by means of a transient algorithm on the transient fuel pressure; and correcting the control of an injector to be corrected, the measure associated with the injector to be corrected being used.

Classes IPC  ?

• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
• F02D 41/24 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants caractérisée par l'utilisation de moyens numériques
• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
• F02D 41/38 - Commande de l'injection de combustible du type à haute pression
• F02D 41/28 - Circuits d'interface

Abrégé

The invention relates to a method for operating a piston engine, in particular an internal combustion engine, and preferably to a method for operating a piston engine with an electric machine, in particular a generator or a motor, preferably as a hybrid drive. According to the invention, it is provided in the method that - a first and a second rotary angle sensor (S1, S2), as magnetosensitive sensors and part of a number of rotary angle sensors (S1, S2, ... , Sn) which are spaced apart from one another, measure a first and second rotary angle of a torsion directly of a crankshaft (10) in such a way that the first (S1) and second (S2) rotary angle sensor are spaced apart from one another over a spacing region (AB) of the crankshaft, wherein the first and second rotary angle are measured in the spacing region (AB), and - an angular offset between the first and the second rotary angle (S1, S2) is determined, which angular offset results from the torsion of the loaded crankshaft (10), and - the spacing region (AB) between the first (S1) and the second (S2) rotary angle sensor is limited along the crankshaft to a real part region of the spacing between the bearing journals, and - the part region comprises a real subgroup of the number of offsets and/or shaft journals, with the result that the angular offset is to be assigned to the real subgroup of the number of offsets and shaft journals.

Classes IPC  ?

• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
• G01L 3/10 - Dynamomètres de transmission rotatifs dans lesquels l'élément transmettant le couple comporte un arbre élastique en torsion impliquant des moyens électriques ou magnétiques d'indication
• F02D 35/02 - Commande non électrique des moteurs en fonction des conditions extérieures ou intérieures aux moteurs, non prévue ailleurs des conditions intérieures
• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants

Abrégé

A method determines a generator system load and/or rotor angle. The generator system has a generator with a generator terminal outputting electrical power generated by the generator, a transformer and a point of common coupling, PCC, terminal. The transformer is between the generator and PCC terminals. The method includes: determining the generator field current; determining the output voltage, the output current and the power factor and/or angle of the output voltage and output current from the generator terminal, and determining the load angle of the generator system, output voltage from the generator terminal, output current from the generator terminal and the power factor and/or angle; and/or determining the output voltage, the output current and the power factor and/or angle of the output voltage and output current, and determining the rotor angle of the generator system, output voltage, output current from the PCC terminal and the power factor and/or angle.

Classes IPC  ?

• G01D 5/242 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensibleMoyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminéTransducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant la valeur d'un courant ou d'une tension en faisant varier la puissance de sortie d'un dispositif électrodynamique, p. ex. d'une dynamo-tachymétrique
• H02P 9/00 - Dispositions pour la commande de génératrices électriques de façon à obtenir les caractéristiques désirées à la sortie

Abrégé

The invention relates to a production method for a drive device (1001), having the steps of: - assembling the drive device (1001) in an assembly sequence (AM), - testing an assembly state (ZM) in the assembly sequence (AM), wherein - a three-dimensional virtual reference model (ARD) of the drive device (1001) is provided on an evaluation unit (800), wherein - the three-dimensional virtual reference model (ARD) is provided from a data system (900) which holds product-specific data, in particular data encompassing life-cycle phases, for the drive device (1001), and - a three-dimensional recording (AD) of the drive device (1001) is provided as a real image on the evaluation unit (200), wherein - the three-dimensional recording (AD) is created using a number of stereoscopic imaging devices (10, 20, 30) of a recording system (200) fitted to a gantry (102), wherein the gantry (102) and the drive device (1001) are movable relative to one another, - wherein, in order to test an assembly state (ZM), the three-dimensional virtual reference model (ARD) and the three-dimensional recording (AD) are compared and, in the event of a discrepancy, a number of differentiating features (MDIF) are determined, - and, for assembly, a correction suggestion (310) for a differentiating feature (MDIF) of the number of features is interactively displayed in an interaction device (300).

Classes IPC  ?

• G06T 7/00 - Analyse d'image

Abrégé

A power system, including: a synchronous electrical generator having a rotor; and an angle computation unit configured to: determine a rotor angle in a steady state period of the synchronous electrical generator, determine a change in rotor angle in a transient period of the synchronous electrical generator, and estimate the rotor angle in the transient period based on the steady state rotor angle and the change in rotor angle.

Classes IPC  ?

• H02P 9/00 - Dispositions pour la commande de génératrices électriques de façon à obtenir les caractéristiques désirées à la sortie
• G01D 5/242 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensibleMoyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminéTransducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant la valeur d'un courant ou d'une tension en faisant varier la puissance de sortie d'un dispositif électrodynamique, p. ex. d'une dynamo-tachymétrique

Abrégé

A power system includes a synchronous electrical generator having a rotor driven by a shaft; a permanent magnet signaling generator, coupled to the shaft; and an angle computation unit configured to calculate a rotor angle or load angle based on a voltage from the permanent magnet signaling generator and a voltage from the synchronous electrical generator.

Classes IPC  ?

• H02P 9/10 - Commande s'exerçant sur le circuit d'excitation de la génératrice afin de réduire les effets nuisibles de surcharges ou de phénomènes transitoires, p. ex. application, suppression ou changement brutal de la charge
• H02K 19/36 - Association structurelle de génératrices synchrones à des appareils électriques auxiliaires agissant sur les caractéristiques de la génératrice ou en assurant la commande, p. ex. à des impédances ou des interrupteurs
• H02P 9/00 - Dispositions pour la commande de génératrices électriques de façon à obtenir les caractéristiques désirées à la sortie

Abrégé

The present invention relates to a cable lug (1) having a connecting ring (3) for connecting the cable lug (1) to a connecting pin (7). A coding (15) which corresponds to a coding (19) formed on an outer side (18) of the connecting pin (7) is formed on an inner side (14) of the connecting ring (3). The present invention also relates to a connecting pin (7) for connecting a connecting ring (3) of a cable lug (1). A coding (19) which corresponds to a coding (15) formed on an inner side (14) of the connecting ring (3) is formed on an outer side (18) of the connecting pin (7). The invention further relates to an electric three-phase system (25) having three terminals for three three-phases (U, V, W), and to a drive system (27) having said type of electric three-phase system (25).

Classes IPC  ?

• H01R 9/24 - Blocs de connexion
• H01R 11/12 - Pièces d'extrémité se terminant par un œillet, un crochet ou une fourchette
• H01R 4/18 - Connexions conductrices de l'électricité entre plusieurs organes conducteurs en contact direct, c.-à-d. se touchant l'un l'autreMoyens pour réaliser ou maintenir de tels contactsConnexions conductrices de l'électricité ayant plusieurs emplacements espacés de connexion pour les conducteurs et utilisant des organes de contact pénétrant dans l'isolation effectuées uniquement par torsion, enroulage, pliage, sertissage ou autre déformation permanente par sertissage

Abrégé

The invention relates to a method for operating an internal combustion engine (1) having at least one combustion chamber (3), wherein a combustion gas quantity for a combustion in the at least one combustion chamber (3) can be metered to the at least one combustion chamber (3) by means of a gas injection valve (5), wherein the gas injection valve (5) is actuated in order to meter the combustion gas quantity by means of an actuation signal. The method is distinguished by the fact that the actuation signal is determined in a manner dependent on an operating duration of the gas injection valve (5).

Classes IPC  ?

• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
• F02D 41/24 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants caractérisée par l'utilisation de moyens numériques
• F02D 41/40 - Commande de l'injection de combustible du type à haute pression avec des moyens pour commander la synchronisation ou la durée de l'injection

Abrégé

The invention relates to a method for the model-based control and regulation of an internal combustion engine (1), in which, as a function of a set torque (M(SOLL)), injection system set values for controlling the injection system actuators are calculated via a combustion model (20), and gas path set values for controlling the gas path actuators are calculated via a gas path model (22), the combustion model (20) being adapted during operation of the internal combustion engine (1). A measure of quality is calculated by an optimizer (23) as a function of the injection system set values and the gas path set values. The measure of quality is minimized by the optimizer (23) by changing the injection system set values and gas path set values within a prediction horizon, and the injection system set values and gas path set values are set by the optimizer (23) as critical for adjusting the operating point of the internal combustion engine (1) by using the minimized measure of quality.

Classes IPC  ?

• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
• F02D 41/38 - Commande de l'injection de combustible du type à haute pression
• F02D 41/40 - Commande de l'injection de combustible du type à haute pression avec des moyens pour commander la synchronisation ou la durée de l'injection
• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
• F02D 41/24 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants caractérisée par l'utilisation de moyens numériques

Abrégé

The invention relates to a distributor apparatus of a common-rail system for an internal combustion engine, which distributor apparatus is designed with at least one distributor device (9) having a high-pressure line (14) for fuel and a plurality of feed lines (17, 18, 19) branching off from the high-pressure line (14) within the distributor device (9), which feed lines each lead to an individual accumulator (8) and an injector (7). The feed line (17, 18, 19) is associated with a restriction device (26, 27, 28) and a discharge bore (29, 30, 31), which is designed to cooperate with a pressure-measuring device (33, 34, 35) and which is arranged downstream of the restriction device (26, 27, 28), such that the restriction device (26, 27, 28) is arranged in the feed line (17, 18, 19) and the discharge bore (29, 30, 31) arranged in the distributor device (9) is connected to the feed line (17, 18, 19) downstream of the restriction device (26, 27, 28).

Classes IPC  ?

• F02M 63/02 - Appareils d'injection de combustible comportant plusieurs injecteurs alimentés par un élément de pompage commun ou ayant plusieurs éléments de pompage alimentant un injecteur communAppareils d'injection de combustible comportant la mise hors circuit des pompes, des éléments de pompe ou injecteursAppareils d'injection de combustible avec possibilités de connecter de façon variable et alternativement les éléments de pompage et les injecteurs

Abrégé

The invention relates to a method for operating an internal combustion engine comprising, in particular, an engine and an additional component such as a turbocharger, heat exchanger or similar, wherein the internal combustion engine has: - an engine part, which can limit the operational life of the internal combustion engine, such as a motor component or an exhaust gas turbocharger component or similar, or a part of the same which is in particular movable; - a number of operating media, in particular, an exhaust gas, charge air, a fuel, a lubricant, a coolant or similar, which are used to operate the internal combustion engine, for example to operate the engine itself, and which, optionally, are supplied to, discharged from or held in another component such as the turbocharger; and - a device which is designed to at least monitor the operation of the internal combustion engine, in particular for open-loop and/or closed-loop control of the engine, wherein in the method: - operating data of the internal combustion engine and of the operating media are determined; and - for the operation of the internal combustion engine, a time period that limits the operational life of the engine part is indicated, preferably a time period until the next maintenance of the internal combustion engine, such as a preventative exchange- or reconditioning period for the engine part.

Classes IPC  ?

• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales
• G01M 15/04 - Test des moteurs à combustion interne

Abrégé

The invention relates to a method for operating an internal combustion engine, in particular, comprising a motor and an additional component such as a turbocharger, heat exchanger or similar, wherein the internal combustion engine has: an engine part, which can limit the operational life of the internal combustion engine, such as a motor component or an exhaust gas turbocharger component or similar, or a part thereof which is in particular movable; a number of operating media, in particular, an exhaust gas, charge air, a fuel, a lubricant, a coolant or similar, which are used to operate the internal combustion engine, for example to operate the motor itself and which are optionally supplied to, discharged from or held in another component such as the turbocharger; and a device which is designed to monitor the operation of the internal combustion engine, in particular for open-loop and/or closed-loop control; wherein in the method, operating data of the engine part and/or of the operating media are determined, and for the operation of the internal combustion engine, an operational-life-limiting time period of the engine part is indicated, preferably a time period until the next maintenance of the internal combustion engine, such as a preventative exchange- or overhaul period for the engine part.

Classes IPC  ?

• G05B 23/02 - Test ou contrôle électrique
• G07C 3/08 - Enregistrement ou indication de la production de la machine avec ou sans enregistrement du temps de fonctionnement ou d'arrêt
• F16H 57/01 - Surveillance de l'usure ou de la sollicitation des éléments de transmission, p. ex. pour déclencher les opérations de maintenance
• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales
• G07C 5/08 - Enregistrement ou indication de données de marche autres que le temps de circulation, de fonctionnement, d'arrêt ou d'attente, avec ou sans enregistrement des temps de circulation, de fonctionnement, d'arrêt ou d'attente
• G07C 5/00 - Enregistrement ou indication du fonctionnement de véhicules

Abrégé

The invention relates to a method for bringing an internal combustion engine (1) into operation, wherein the internal combustion engine (1) is brought in a load-free manner from an idle state to a predetermined speed. A boost pressure in a boost path (7) of the internal combustion engine (1) is raised above a boost pressure value corresponding to the instantaneous operating state of the internal combustion engine (1), and a load is coupled to the internal combustion engine (1) when the internal combustion engine (1) reaches the predetermined speed.

Classes IPC  ?

• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
• F02B 37/12 - Commande des pompes
• F02B 37/10 - Moteurs avec entraînement des pompes par les gaz d'échappement et par d'autres moyens, p. ex. avec une pompe entraînée par les gaz d'échappement et une seconde pompe entraînée mécaniquement une pompe au moins étant entraînée d'une façon alternée soit par les gaz d'échappement soit par un autre moyen
• F02D 41/06 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections pour des conditions particulières de fonctionnement pour le démarrage ou le réchauffage du moteur
• F02D 23/02 - Commande des moteurs caractérisés par le fait d'être suralimentés les moteurs étant du type à injection de combustible
• F02D 29/06 - Commande de moteurs, cette commande étant particulière aux dispositifs entraînés, ces dispositifs étant autres que des organes ou accessoires essentiels à la marche du moteur, p. ex. commande de moteur par des signaux extérieurs particulière aux moteurs entraînant des groupes électrogènes
• F02B 21/02 - Forme ou structure des chambres

Abrégé

The invention relates to a method (100) for operating an internal combustion engine (260, 420) with a motor, having a moving machine part and at least one machine element which retains said moving machine part and is subject to wear, such as, for example, a supporting, sealing, guiding or the like retaining machine element that is subject to wear during operation relative to the moving machine part, which machine element, because of the wear, is service-life-limiting for the operation of the internal combustion engine (260, 420), wherein - for the operation of the internal combustion engine (260, 420), a service-life-limiting time interval until the next maintenance of the internal combustion engine (260, 420) is specified, and - the internal combustion engine has a number of service-life-limiting machine elements (262), wherein for the at least one service-life-limiting machine element (262) a remaining service life is forecast and the service-life-limiting time interval is determined therefrom.

Classes IPC  ?

• G01M 15/04 - Test des moteurs à combustion interne
• G01M 15/05 - Test des moteurs à combustion interne par contrôle combiné d'au moins deux paramètres différents des moteurs
• G07C 5/00 - Enregistrement ou indication du fonctionnement de véhicules
• G05B 23/02 - Test ou contrôle électrique

Abrégé

The invention relates to a method for operating a drive system, in particular for operating an internal combustion engine, a hybrid drive or an electric drive, in particular for operating a drive of a rail vehicle. It is provided according to the invention that, in the method, - a heat input into the cooling system is determined, and - an input value which corresponds to the heat input is forwarded to a temperature control system for actuating the actuating unit.

Classes IPC  ?

• F01P 7/04 - Commande du débit de l'agent de refroidissement l'agent de refroidissement étant de "l'air de refroidissement" en faisant varier la vitesse de la pompe, p. ex. en changeant le rapport de son entraînement
• B61C 5/00 - Locomotives ou automotrices à moteurs à combustion interne ou turbines à gaz

Abrégé

The invention relates to a method for the open-loop and closed-loop control of an internal combustion engine (BK), in particular a diesel engine or gas engine, with a generator (G) and asynchronous machine (ASM), comprising the following steps: detecting at least one electrical characteristic variable of the generator, wherein the electrical characteristic variable is selected from current (I), voltage (U) or frequency (f); determining a characteristic variable change in the electrical characteristic variable of the generator in a predetermined time interval; comparing the change in characteristic variable with a first threshold value; and in the event that the change in characteristic variable is greater than the first threshold value, changing from a standard speed control of the internal combustion engine to a feed-forward control.

Classes IPC  ?

• F02D 29/06 - Commande de moteurs, cette commande étant particulière aux dispositifs entraînés, ces dispositifs étant autres que des organes ou accessoires essentiels à la marche du moteur, p. ex. commande de moteur par des signaux extérieurs particulière aux moteurs entraînant des groupes électrogènes
• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
• F02D 41/04 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections pour des conditions particulières de fonctionnement
• H02P 9/04 - Commande s'exerçant sur un moteur primaire non électrique et dépendant de la valeur d'une caractéristique électrique à la sortie de la génératrice

Abrégé

The invention relates to a method for operating an internal combustion engine (1) having at least one combustion chamber (3), wherein a structure-borne sound signal is detected time-dependently for the at least one combustion chamber (3) during operation of the internal combustion engine (1). At least one evaluation parameter is determined from the detected structure-borne sound signal in a predetermined measuring window. The at least one evaluation parameter is compared with at least one predetermined comparative value from which at least one comparison result is obtained, and on the basis of the comparison result a knocking event in the combustion chamber (3) or an interference signal is associated with the structure-borne sound signal.

Classes IPC  ?

• F02D 35/02 - Commande non électrique des moteurs en fonction des conditions extérieures ou intérieures aux moteurs, non prévue ailleurs des conditions intérieures
• G01L 23/22 - Dispositifs ou appareils pour la mesure ou l'indication ou l'enregistrement des changements, rapides, tels que des oscillations, de la pression des vapeurs, des gaz ou des liquidesIndicateurs pour déterminer le travail ou l'énergie des moteurs à vapeur, à combustion interne ou à autres pressions de fluides à partir de la condition du fluide moteur pour détecter ou indiquer les cognements dans les moteurs à combustion interneUnités comprenant des organes sensibles à la pression combinés avec des dispositifs d'allumage pour l'allumage des moteurs à combustion interne

Abrégé

The invention relates to a method for operating an internal combustion engine (1), comprising the following steps: simultaneous introduction of at least two fuel gas jets into a combustion chamber (3) of the internal combustion engine (1), wherein a first fuel gas jet of the at least two fuel gas jets is ignited at an ignition time. In a first operating mode of the internal combustion engine (3) a second combustible gas jet of the at least two combustible gas jets, which is different from the first combustible gas jet, is ignited after the ignition time.

Classes IPC  ?

• F02M 43/04 - Injecteurs particuliers à cet effet
• F02D 19/06 - Commande des moteurs caractérisés par l'emploi de combustible non liquide, de combustibles multiples ou de substances non combustibles ajoutées au mélange carburant particulière aux moteurs fonctionnant avec des combustibles multiples, p. ex. alternativement du fuel léger et du fuel lourd, et autres que les moteurs indifférents au combustible utilisé
• F02M 61/18 - Buses d'injection, p. ex. comportant des sièges de clapets
• F02B 23/06 - Autres moteurs caractérisés par des chambres de combustion d'une forme ou d'une structure particulières pour améliorer le fonctionnement avec allumage par compression l'espace de combustion étant disposé dans le piston moteur
• F02D 19/10 - Commande des moteurs caractérisés par l'emploi de combustible non liquide, de combustibles multiples ou de substances non combustibles ajoutées au mélange carburant particulière aux moteurs fonctionnant avec des combustibles multiples, p. ex. alternativement du fuel léger et du fuel lourd, et autres que les moteurs indifférents au combustible utilisé utilisant simultanément des combustibles multiples particulière aux moteurs à explosion dans lesquels le combustible principal est gazeux

Abrégé

The invention relates to a method for the model-based control and regulation of an internal combustion engine (1). An emission class for the operation of the internal combustion engine (1) is read from a first library (26) by an optimizer (22); a maximum mechanical component load is read from a second library (27) by the optimizer (22) using the internal combustion engine type; and the emission class and the component load are set as mandatory for a combustion model (20) and a gas path model (21), wherein injection system target values for actuating the injection system actuators are calculated using the combustion model (20) on the basis of a target torque; gas path target values for actuating the gas path actuators are calculated using the gas path model (21) on the basis of the target torque; a measurement of quality is calculated by the optimizer (22) on the basis of the injection system target values and the gas path target values; the measurement of quality is minimized by the optimizer (22) by changing the injection system target values and the gas path target values within a prediction horizon; and the injection system target values and the gas path target values are set as being decisive to the adjustment of the operating point of the internal combustion engine (1) by the optimizer (22) using the minimized measurement of quality.

Classes IPC  ?

• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
• F02D 41/24 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants caractérisée par l'utilisation de moyens numériques
• F02D 41/26 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants caractérisée par l'utilisation de moyens numériques utilisant des calculateurs, p. ex. microprocesseurs

Abrégé

According to the invention, a method for the control and regulation of an internal combustion engine with exhaust gas recirculation is proposed in a first embodiment, in which an EGR rate (EGRR) is determined by means of a Kaiman filter from calculated and measured variables of the gas path and from calculated and measured variables of the combustion. A method for the model-based control and regulation of an internal combustion engine is proposed in a second embodiment, in which injection system set values for controlling the injection system actuators are calculated as a function of a set torque by a combustion model (20), and gas path set values for controlling the gas path actuators are calculated as a function of an EGR rate by a gas path model (21), wherein a measure of quality is calculated by an optimizer (22) as a function of the injection system set values and the gas path set values. The measure of quality is minimized by the optimizer (22) by changing the injection system set values and gas path set values within a prediction horizon, and the injection system set values and gas path set values are set by the optimizer (22) as definitive for adjusting the operating point of the internal combustion engine (1) by using the minimized measure of quality.

Classes IPC  ?

• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
• F02D 41/40 - Commande de l'injection de combustible du type à haute pression avec des moyens pour commander la synchronisation ou la durée de l'injection
• F02D 41/38 - Commande de l'injection de combustible du type à haute pression

Abrégé

lL1LL1L1ll).

Classes IPC  ?

• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales

Abrégé

A measuring device for measuring a physical property of a fluid, including a base body which is closed along a peripheral line. The base body surrounds a first recess passing through the base body in the axial direction and the base body includes at least one second recess passing through the base body in the axial direction recess. At least one sensor device, which can be associated with the base body, can be bought into contact with the first recess.

Classes IPC  ?

• G01D 11/24 - Boîtiers
• G01K 1/14 - SupportsDispositifs de fixationDispositions pour le montage de thermomètres en des endroits particuliers
• G01D 11/30 - Supports spécialement adaptés à un instrumentSupports spécialement adaptés à un ensemble d'instruments
• G01K 13/02 - Thermomètres spécialement adaptés à des fins spécifiques pour mesurer la température de fluides en mouvement ou de matériaux granulaires capables de s'écouler
• G01L 19/00 - Détails ou accessoires des appareils pour la mesure de la pression permanente ou quasi permanente d'un milieu fluent dans la mesure où ces détails ou accessoires ne sont pas particuliers à des types particuliers de manomètres

Abrégé

ssss) is filtered, a time constant (Tvss) being selected as a function of the sensed temporal development.

Classes IPC  ?

• F02D 41/38 - Commande de l'injection de combustible du type à haute pression
• F02M 63/02 - Appareils d'injection de combustible comportant plusieurs injecteurs alimentés par un élément de pompage commun ou ayant plusieurs éléments de pompage alimentant un injecteur communAppareils d'injection de combustible comportant la mise hors circuit des pompes, des éléments de pompe ou injecteursAppareils d'injection de combustible avec possibilités de connecter de façon variable et alternativement les éléments de pompage et les injecteurs
• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée

Abrégé

PI(DT1)pistsollPI(DT1)StoerStoer dynStoerStoer dynSollSoll statSollSoll dynSollSoll statStoerStoer dynSollSoll dyn).

Classes IPC  ?

• F02D 41/38 - Commande de l'injection de combustible du type à haute pression
• F02D 31/00 - Utilisation de régulateurs non électriques sensibles à la vitesse pour commander les moteurs à combustion, non prévue ailleurs

Abrégé

The invention relates to an energy converting device (3) for converting electric energy into chemical energy, comprising an electrolysis device (5) which can be connected to an electrical network (1) and is designed to split water into hydrogen and oxygen using electric power; a fuel synthesis device (7) which is fluidically connected to the electrolysis device (5) such that the fuel synthesis device (7) can be supplied with hydrogen generated in the electrolysis device (5) as a reactant, wherein the fuel synthesis device (7) is designed to synthesize a fuel from hydrogen and carbon dioxide; and an internal combustion engine (9) which is fluidically connected to the electrolysis device (5) such that the internal combustion engine (9) can be supplied with oxygen generated in the electrolysis device (5). The internal combustion engine (9) is designed to be operated in a continuous mode using the oxygen generated in the electrolysis device (5) as combustion gas. The invention further relates to a method for operating such an energy converting device.

Classes IPC  ?

• C25B 15/08 - Alimentation ou vidange des réactifs ou des électrolytesRégénération des électrolytes
• C25B 1/04 - Hydrogène ou oxygène par électrolyse de l'eau

Abrégé

The invention relates to a method for the model-based open-loop and closed-loop control of an internal combustion engine (1), in which injection system set points for activating the injection system actuator are calculated as a function of a torque setpoint via a combustion model (19), and gas path set points for activating the gas path actuators are calculated via a gas path model (20), in which a measure of quality is calculated by an optimizer (21) as a function of the injection system set points and the gas path set points, the measure of quality is minimized by the optimizer (21) by changing the injection system set points and gas path set points within a prediction horizon, and in which, by using the minimized measure of quality, the injection system set points and gas path set points are set by the optimizer (21) as definitive for adjusting the operating point of the internal combustion engine (1).

Classes IPC  ?

• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
• F02D 41/38 - Commande de l'injection de combustible du type à haute pression
• F02D 41/40 - Commande de l'injection de combustible du type à haute pression avec des moyens pour commander la synchronisation ou la durée de l'injection

Abrégé

The invention relates to a bearing cap (1) for a crankcase (3) of a reciprocating piston internal combustion engine, wherein the bearing cap (1) is provided as an end-side bearing cap for the crankcase (3), characterized in that the bearing cap (1) comprises a sealing strip (17) integrally formed with the same.

Classes IPC  ?

• F16C 9/02 - Paliers de vilebrequin
• F02F 7/00 - Carcasses de moteur, p. ex. carters
• F02F 11/00 - Aménagements des garnitures d'étanchéité dans les moteurs à combustion
• F16J 15/02 - Joints d'étanchéité entre surfaces immobiles entre elles

Abrégé

The invention relates to a fuel injection system (1), having: - a first (5), a second (7) and a third (9) routing, each for fuel, - a low pressure fuel pump (11), - a high pressure fuel pump (13), which can be supplied by the low pressure fuel pump (11) via the first routing (5), - at least one rail (27) which can be supplied by the high pressure fuel pump (13) via the second routing (7), - a pressure reducing device (35), by means of which a rail pressure can be reduced by a controlled discharge of the fuel via the third routing (9), - a rail pressure sensor (37), wherein - the first routing (5) also passes through a valve (39) which is arranged in the first routing (5) and which can be switched between a throughflow position and a throttle position.

Classes IPC  ?

• F02M 63/02 - Appareils d'injection de combustible comportant plusieurs injecteurs alimentés par un élément de pompage commun ou ayant plusieurs éléments de pompage alimentant un injecteur communAppareils d'injection de combustible comportant la mise hors circuit des pompes, des éléments de pompe ou injecteursAppareils d'injection de combustible avec possibilités de connecter de façon variable et alternativement les éléments de pompage et les injecteurs
• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales

Abrégé

A method for monitoring a cylinder pressure sensor (11) is proposed, in which method the sensor value is checked for admissibility and inadmissibility in a predefinable crankshaft angle range, when admissibility is detected the cylinder pressure sensor (11) is used further and when inadmissibility is detected the cylinder pressure sensor (11) is deactivated. The invention is characterized in that a first sensor value of the cylinder pressure sensor (11) is set as a start value, and a second sensor value is set as a stop value, a plateau range is determined from the number of sampling steps between the start value and the stop value, and the plateau range is set as decisive for the admissibility or inadmissibility of the sensor values.

Classes IPC  ?

• G01L 27/00 - Test ou étalonnage des appareils pour la mesure de la pression des fluides
• G01L 23/22 - Dispositifs ou appareils pour la mesure ou l'indication ou l'enregistrement des changements, rapides, tels que des oscillations, de la pression des vapeurs, des gaz ou des liquidesIndicateurs pour déterminer le travail ou l'énergie des moteurs à vapeur, à combustion interne ou à autres pressions de fluides à partir de la condition du fluide moteur pour détecter ou indiquer les cognements dans les moteurs à combustion interneUnités comprenant des organes sensibles à la pression combinés avec des dispositifs d'allumage pour l'allumage des moteurs à combustion interne
• F02D 35/02 - Commande non électrique des moteurs en fonction des conditions extérieures ou intérieures aux moteurs, non prévue ailleurs des conditions intérieures

Abrégé

The invention relates to a method for operating an internal combustion engine comprising a motor which has a crankshaft, wherein a charge air flow delivered to the motor is compressed by means of a compressor via a second rotational movement, and a power turbine for producing a first rotational movement is charged with an exhaust gas flow discharged from the motor. According to the invention the following steps are provided: in a first operational mode operating the internal combustion engine in four-stroke mode, and in a second operational mode operating the internal combustion engine in two-stroke mode. Furthermore, according to the invention the crankshaft can be driven by the power turbine via the first rotational movement, and the compressor can be driven by the crankshaft via the second rotational movement, wherein the second rotational movement for the compressor can be set differently from the first rotational movement of the power turbine.

Classes IPC  ?

• F02B 41/10 - Moteurs avec détente prolongée utilisant des turbines à gaz d'échappement
• F02B 69/06 - Moteurs à combustion interne transformables en un autre type de moteur à combustion non prévus en Moteurs à combustion interne de différents types caractérisés par des structures facilitant l'utilisation des mêmes pièces principales dans les différents types ayant des cycles différents, p. ex. transformables d'un cycle à deux temps à un cycle à quatre temps
• F02B 75/02 - Moteurs caractérisés par leurs cycles, p. ex. à six temps

Abrégé

The invention relates to a method for operating an internal combustion engine having a motor having a first number of cylinders and a second number of cylinders and a charger arrangement, wherein a charge air flow supplied to the motor is compressed by means of at least one compressor and an exhaust gas flow channeled from the motor is applied to at least one turbine. According to the invention, the method further comprises the step: in a main operating mode, operating the first number of cylinders in two-stroke mode and the second number of cylinders in four-stroke mode, wherein a flushing gradient is greater for the cylinders operated in two-stroke mode than for the cylinders operated in four-stroke mode.

Classes IPC  ?

• F02B 11/00 - Moteurs caractérisés à la fois par la compression du mélange air-combustible et par la compression de l'air ou caractérisés à la fois par l'allumage commandé et par l'allumage par compression, p. ex. dans des cylindres différents
• F02B 69/06 - Moteurs à combustion interne transformables en un autre type de moteur à combustion non prévus en Moteurs à combustion interne de différents types caractérisés par des structures facilitant l'utilisation des mêmes pièces principales dans les différents types ayant des cycles différents, p. ex. transformables d'un cycle à deux temps à un cycle à quatre temps
• F02B 75/02 - Moteurs caractérisés par leurs cycles, p. ex. à six temps

Abrégé

The invention relates to an internal combustion engine comprising a motor which has a crankshaft and comprising a supercharger assembly, the supercharger assembly having: a power turbine for converting energy from an exhaust gas flow of the motor into a first rotational movement of the power turbine; and a compressor for compressing a charge air flow for the motor via a second rotational movement. According to the invention, the crankshaft can be driven by the power turbine via the first rotational movement, the compressor can be driven by the crankshaft via the second rotational movement, the second rotational movement for the compressor can be set differently from the first rotational movement of the power turbine, and the compressor and the power turbine can be indirectly coupled via a crankshaft of the motor.

Classes IPC  ?

• F02B 39/08 - Transmissions d'entraînement non mécaniques, p. ex. transmissions hydrauliques ayant un rapport de réduction variable
• F02B 39/12 - Transmissions d'entraînement caractérisées par l'utilisation d'accouplements ou d'embrayages incorporés
• F02B 41/10 - Moteurs avec détente prolongée utilisant des turbines à gaz d'échappement
• F02B 69/06 - Moteurs à combustion interne transformables en un autre type de moteur à combustion non prévus en Moteurs à combustion interne de différents types caractérisés par des structures facilitant l'utilisation des mêmes pièces principales dans les différents types ayant des cycles différents, p. ex. transformables d'un cycle à deux temps à un cycle à quatre temps

Abrégé

A method for requirement-based servicing of an injector (7) in a common-rail system is proposed, in which method, during ongoing operation of the engine, a current operating point is stored as a function of the rail pressure (p CR) and of the fuel injection mass, and the current operating point is multiplied by a damage factor and is stored as a reference injection cycle as a function of the rail pressure (p CR) as well as of the fuel injection mass, in which method a total reference injection cycle is calculated by forming sums over the reference injection cycles, and in which method a load factor is calculated as a function of the total reference injection cycle and the permissible injection cycles, and the load factor is set as decisive for the servicing recommendation of the injector.

Classes IPC  ?

• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales
• F02D 41/24 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants caractérisée par l'utilisation de moyens numériques

Abrégé

The invention relates to a reciprocating piston engine comprising a combustion chamber for the combustion of a combustion gas-air mixture having portions of air and a combustion gas which contains accompanying substances, wherein the combustion chamber has an inlet valve and a piston, and comprising a valve controller for controlling the inlet valve, wherein a combustion gas inlet for supplying the combustion gas to the air is provided in order to create the combustion gas-air mixture, wherein the combustion gas has a certain combustion gas temperature and the combustion gas-air mixture has a certain combustion gas-air mixture temperature at which the accompanying substances of the combustion gas are in a gaseous form, and the valve controller is configured such that it triggers a closing of the inlet valve when the piston adopts a position before or after the bottom dead centre thereof.

Classes IPC  ?

• F02B 43/00 - Moteurs caractérisés par leur fonctionnement avec des combustibles gazeuxEnsembles fonctionnels comportant de tels moteurs
• F02M 21/02 - Appareils pour alimenter les moteurs en combustibles non liquides, p. ex. en combustibles gazeux stockés sous forme liquide en combustibles gazeux

Abrégé

The invention relates to a gas injection valve (3) for injecting a combustible gas into an internal combustion engine (1), comprising a valve element (5), which can be moved between closed position and an open position, the open position being defined by a maximum stroke of the valve element (5). According to the invention, the maximum stroke of the valve element (5) can be adjusted during operation of the gas injection valve (3).

Classes IPC  ?

• F02M 21/02 - Appareils pour alimenter les moteurs en combustibles non liquides, p. ex. en combustibles gazeux stockés sous forme liquide en combustibles gazeux
• F02D 33/00 - Commande non électrique de l'alimentation en combustible ou en air comburant, non prévue ailleurs
• F02D 19/02 - Commande des moteurs caractérisés par l'emploi de combustible non liquide, de combustibles multiples ou de substances non combustibles ajoutées au mélange carburant particulière aux moteurs fonctionnant avec des combustibles gazeux
• F16K 1/52 - Dispositifs pour le réglage additionnel du débit

Abrégé

The invention relates to an internal combustion engine (100), having an engine (110), having an inlet valve and an oil separator (115) for reducing oil deposits on the inlet valve, and to a monitoring device (120) for monitoring a load profile of the internal combustion engine. It is provided for the internal combustion engine (100) that the monitoring device (120) is configured to indicate a loading of the oil separator by means of a load factor and a strain of the engine (110), in particular by means of an overload of the oil separator (115), which overload lies above a design limit of the oil separator. Here, the monitoring device (120) determines the load factor by means of an operating time of the engine and/or the proportion of a maximum load factor of the engine during operation, and determines the strain by means of a parameter which identifies the power output of the engine.

Classes IPC  ?

• F01M 11/10 - Dispositifs indicateursAutres dispositifs de sécurité
• F16N 39/06 - Dispositions pour conditionner des lubrifiants dans les circuits de lubrification par filtrage
• F02B 77/08 - Dispositifs de sécurité, d'indication ou de surveillance
• F01M 1/10 - Systèmes de lubrification caractérisés par des dispositifs de ventilation ou d'épuration du lubrifiant, p. ex. des filtres
• B01D 46/00 - Filtres ou procédés spécialement modifiés pour la séparation de particules dispersées dans des gaz ou des vapeurs
• G01N 33/28 - Huiles

Abrégé

The invention relates to an internal combustion engine having a motor having a number of cylinders and a monitoring device for monitoring an operation of the internal combustion engine, characterized in that, for each cylinder from the number of cylinders, a respective cylinder pressure sensor of the monitoring device is arranged on the respective cylinder of the internal combustion engine and is designed to measure a cylinder pressure of the respective cylinder, to determine cylinder pressure data corresponding to the cylinder pressure and to output a respective cylinder pressure signal indicating the cylinder pressure data. The monitoring device furthermore has an analysis unit which is designed to receive the respective cylinder pressure signal (135) and to determine, individually for each cylinder, from a temporal progression of the cylinder pressure data of the respective cylinder, whether there is an anomaly of cylinder pressure, in particular whether there is an anomaly of cylinder pressure during a compression phase of the respective cylinder during operation of the motor, and to associate the anomaly with the respective cylinder of the motor.

Classes IPC  ?

• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales
• F02D 35/02 - Commande non électrique des moteurs en fonction des conditions extérieures ou intérieures aux moteurs, non prévue ailleurs des conditions intérieures

Abrégé

The invention relates to a method for ascertaining a continuous injection of a combustion chamber (16) of an internal combustion engine (1) which has an injection system (3) with a high-pressure store (13) for a fuel, having the following steps: detecting a high pressure in the injection system (3) in a time-dependent manner; beginning a continuous injection detection at a starting time during the operation of the internal combustion engine (1); ascertaining a pressure drop starting time which lies chronologically before the starting time and at which the high pressure in the injection system (3) starts to drop if a continuous injection has been detected; and ascertaining at least one combustion chamber (16) to which the continuous injection can be assigned using the pressure drop starting time.

Classes IPC  ?

• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales

Abrégé

The invention relates to a belt-tensioning device (1), in particular for an internal combustion engine, comprising: a pivoting arm (13), which is mounted on a bearing housing (5) of the belt-tensioning device (1) under torsion spring load, a tensioning pulley (21) also being arranged on the pivoting arm (13), a locking device (31), formed by means of a first (33) and a second (35) locking means on the pivoting arm (13) and by means of a locking cut-out (37) on the bearing housing (5), which locking cut-out interacts with said locking means, the locking device (31) being able to be configured in such a way that the pivoting arm (13) can be locked by means of the locking device (31) in different predefined locking positions and can be pivoted with predefined free space in an operating position.

Classes IPC  ?

• F16H 7/12 - Moyens pour faire varier la tension des courroies, des câbles ou des chaînes par réglage de la position de l'axe d'une poulie d'une poulie folle

Abrégé

The invention relates to a method for operating an internal combustion engine (1), involving the following steps: determining a target lambda value and measuring an actual lambda value for combustion in a combustion chamber (3) of an internal combustion engine (1); establishing, in accordance with the target lambda value and the actual lambda value, a point in time for an intake valve (7) associated with the combustion chamber (3) to open; and opening the intake valve (7) at the established point in time.

Classes IPC  ?

• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
• F02D 13/02 - Réglage de la puissance du moteur par variation des caractéristiques de fonctionnement de la soupape d'admission ou de la soupape d'échappement, p. ex. réglage de la durée d'admission ou d'échappement pendant la marche du moteur
• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants

Abrégé

The invention relates to a mixing device (7) for introducing a liquid (9) into an exhaust gas stream, having an exhaust gas line section (11), set up for conducting exhaust gas along the exhaust gas line section (11), and having a metering device (13), arranged and set up for introducing a liquid (9) into the exhaust gas line section (11). Here, at least one sound source (15) is provided which is arranged relative to the exhaust gas line section (11) and the metering device (13) in such a way that thorough mixing of the liquid (9) which is introduced into the exhaust gas line section (11) by means of the metering device (13) with the exhaust gas which flows in the exhaust gas line section (11) is promoted by way of sound which is emitted by the at least one sound source (15) when the at least one sound source (15) emits sound.

Classes IPC  ?

• F01N 3/20 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour rendre les gaz d'échappement inoffensifs par conversion thermique ou catalytique des composants nocifs des gaz d'échappement caractérisés par les méthodes d'opérationCommande spécialement adaptés à la conversion catalytique
• F01N 3/035 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour refroidir ou pour enlever les constituants solides des gaz d'échappement au moyen de filtres en combinaison avec d'autres dispositifs avec des réacteurs catalytiques
• F01N 3/10 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour rendre les gaz d'échappement inoffensifs par conversion thermique ou catalytique des composants nocifs des gaz d'échappement

Abrégé

The invention relates to a method for monitoring crankcase pressure (pKG), in which a learning curve (LK) is calculated according to a target-actual deviation of the crankcase pressure, in which the target crankcase pressure is adjusted according to the learning curve (LK) and a limit curve (GK) is calculated according to the target crank case pressure and in which the actual crank case pressure (pKG(IST)) is monitored for exceedance of the limit curve (GK). The invention is characterised in that after an engine start with identification of a stationary operation of the internal combustion engine, the actual crank case pressure (pGK(IST)) is compared with a limit value (dpKG) and, if an exceedance of the limit value (pKG(IST)≥dpKG) is identified, the learning curve (LK) and, as a result, the limit curve (GK) are reset to their starting values.

Classes IPC  ?

• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales
• F02D 41/06 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections pour des conditions particulières de fonctionnement pour le démarrage ou le réchauffage du moteur
• F02D 41/24 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants caractérisée par l'utilisation de moyens numériques
• F01M 13/00 - Ventilation ou aération du carter

Abrégé

The invention relates to an internal combustion engine (1), in particular a reciprocating-piston internal combustion engine, comprising a camshaft (3) and an oil spray cooling device (15), which is designed to produce oil spray jets (A) for cooling at least one piston (7) of the internal combustion engine (1), wherein the internal combustion engine (1) is designed to mechanically control, by means of the camshaft (3), the generation of oil spray jets by the oil spray cooling device (15). The invention further relates to a method to be carried out by means of the internal combustion engine.

Classes IPC  ?

• F01M 1/08 - Systèmes de lubrification caractérisés par des dispositifs de lubrification par projection
• F01M 1/16 - Commande de la quantité ou de la pression du lubrifiant
• F01P 3/08 - Refroidissement de l'extérieur des pistons uniquement, p. ex. par jets
• F02F 3/22 - Pistons comportant des moyens de refroidissement les moyens consistant en un fluide circulant dans ou le long du piston le fluide étant un liquide
• F02B 75/22 - Moteurs polycylindriques avec les cylindres disposés en V, en éventail ou en étoile

Abrégé

The invention relates to a device (100) for supplying a seal (120), in particular a shaft seal, with a lubricant, comprising: a conveying means (1000), in particular a pump, for conveying a fluid, in particular a liquid medium, the conveying means further comprising a conveying chamber (200) having a low-pressure part (220) and a high-pressure part (240), a seal (120), the seal further comprising at least one sealing ring (122, 124) and at least one lubricating space (130), a supply cylinder (140) for receiving and providing lubricant. According to the invention, it is further provided: a piston (142), which is arranged in the supply cylinder in a translatory manner so as to be movable in the direction of the central axis (MV) of the supply cylinder and which divides the internal volume of the supply cylinder in a lubricant chamber (150) and a conveying fluid chamber (160), wherein the volumes of lubricant chamber and conveying fluid chamber are variable by moving the piston, and wherein the lubricant chamber of the supply cylinder is fluidically connected with the lubricating space of the seal via a lubricant supply conduit (152). Furthermore, it is provided according to the invention that the lubricant chamber of the supply cylinder is connected to the high-pressure part of the conveying chamber in a pressure-transmitting manner.

Classes IPC  ?

• F04D 29/06 - Lubrification
• F04D 29/10 - Joints d'étanchéité pour arbre

Abrégé

The invention relates to an arrangement (1) comprising a system (3) for carrying out a thermodynamic cyclic process and comprising an internal combustion engine (5), wherein the internal combustion engine (5) is thermally operatively connected to the system (3) in such a way that waste heat from the internal combustion engine (5) can be used in the system (3) to carry out the thermodynamic cyclic process, wherein the system (3) can be connected thermally to at least one heat source (19) on or in the internal combustion engine (13) via a fluid path (21), which carries a heat transport fluid, which is neither coolant from the internal combustion engine (5) nor exhaust gas. The invention further relates to a method for operating such an arrangement.

Classes IPC  ?

• F01K 23/06 - Ensembles fonctionnels caractérisés par plus d'une machine motrice fournissant de l'énergie à l'extérieur de l'ensemble, ces machines motrices étant entraînées par des fluides différents les cycles de ces machines motrices étant couplés thermiquement la chaleur de combustion provenant de l'un des cycles chauffant le fluide dans un autre cycle
• F01K 23/10 - Ensembles fonctionnels caractérisés par plus d'une machine motrice fournissant de l'énergie à l'extérieur de l'ensemble, ces machines motrices étant entraînées par des fluides différents les cycles de ces machines motrices étant couplés thermiquement la chaleur de combustion provenant de l'un des cycles chauffant le fluide dans un autre cycle le fluide à la sortie de l'un des cycles chauffant le fluide dans un autre cycle
• F02G 5/04 - Utilisation de la chaleur perdue dans les gaz d'échappement en combinaison avec d'autre chaleur perdue par les moteurs à combustion

Abrégé

The invention relates to an exhaust gas routing system for an internal combustion engine having exhaust gas recirculation, wherein the internal combustion engine has at least one second cylinder group having at least one cylinder, which is connected on the exhaust side to an exhaust gas recirculation device via a collection line, wherein the exhaust gas recirculation device has an exhaust cooler, characterized in that a first exhaust flap for controlling the exhaust gas recirculation rate is arranged downstream of the exhaust gas cooler in the exhaust gas recirculation device and a first exhaust line for non-recirculated exhaust is arranged having a second exhaust flap downstream of the exhaust cooler between the exhaust cooler and a turbine.

Classes IPC  ?

• F02M 26/05 - Boucles à haute pression, c.-à-d. dans lesquelles le gaz d’échappement recyclé est pris du système d’échappement en amont de la turbine et réintroduit dans le système d’admission en aval du compresseur
• F02M 26/23 - Disposition, p. ex. schémas
• F02M 26/43 - Aménagement ou disposition des passages RGE, p. ex. par rapport à des pièces spécifiques du moteur ou pour l’incorporation d’accessoires possédant plusieurs passages RGESystèmes RGE spécialement adaptés pour les moteurs ayant plusieurs cylindres dans lesquels l’échappement d’un seul cylindre ou d’un seul groupe de cylindres est dirigé vers l’admission du moteur
• F02M 26/33 - Aménagement ou disposition des passages RGE, p. ex. par rapport à des pièces spécifiques du moteur ou pour l’incorporation d’accessoires avec des refroidisseurs dans le passage de recirculation commandant la température des gaz recyclés

Abrégé

A method for controlling an emergency device of an internal combustion engine (200), in particular of a diesel engine or gas engine, wherein the emergency device (100) comprises at least one quick-stop device, in particular at least one quick-action valve (SSK-A, SSK-B), comprising the steps: - initialising an operating time meter (ZB) when triggering the emergency device (100), detecting the operating time (tB) of the internal combustion engine, repeated comparison of the detected operating time (tB) with stored limiting values. According to the invention there is provision that - when a first stored limiting value is exceeded, a pre-alarm signal is output, and when a second stored limiting value which is larger than the first limiting value is exceeded, a main alarm signal is output, - in response to the main alarm signal a user-defined action is selected on the basis of user settings.

Classes IPC  ?

• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales
• F02D 19/02 - Commande des moteurs caractérisés par l'emploi de combustible non liquide, de combustibles multiples ou de substances non combustibles ajoutées au mélange carburant particulière aux moteurs fonctionnant avec des combustibles gazeux
• F02D 19/06 - Commande des moteurs caractérisés par l'emploi de combustible non liquide, de combustibles multiples ou de substances non combustibles ajoutées au mélange carburant particulière aux moteurs fonctionnant avec des combustibles multiples, p. ex. alternativement du fuel léger et du fuel lourd, et autres que les moteurs indifférents au combustible utilisé
• F02D 29/00 - Commande de moteurs, cette commande étant particulière aux dispositifs entraînés, ces dispositifs étant autres que des organes ou accessoires essentiels à la marche du moteur, p. ex. commande de moteur par des signaux extérieurs

Abrégé

The invention relates to a method for regenerating a particle filter of an exhaust gas aftertreatment system of an internal combustion engine with low-pressure exhaust gas recirculation, the internal combustion engine comprising: an EGR valve between an exhaust gas cooler and a low-pressure turbocharger, for controlling an exhaust gas recirculation rate; a bypass valve in a bypass of a high-pressure turbocharger between at least one cylinder of the internal combustion engine and a low-pressure turbocharger; and a throttle valve between the high-pressure turbocharger and a charge air cooler. According to the invention, the method has the following steps: - sensing a pressure difference across the particle filter; comparing the pressure difference with a first stored limit value for the pressure difference; if the pressure difference is above the stored limit value, - closing the bypass valve and the EGR valve; - completely opening the throttle valve; - increasing the amount of injected fuel while monitoring a combustion air ratio λ and a nitrogen oxide concentration; - continuously sensing and comparing the pressure difference with a second stored limit value which is lower than the first stored limit value; - if the pressure difference is lower than the second stored limit value, terminating the regenerating process.

Classes IPC  ?

• F02D 41/02 - Dispositions de circuits pour produire des signaux de commande
• F01N 9/00 - Commande électrique des appareils de traitement des gaz d'échappement
• F02B 37/00 - Moteurs caractérisés par l'utilisation de pompes entraînées au moins temporairement par les gaz d'échappement
• F02B 37/013 - Moteurs caractérisés par l'utilisation de pompes entraînées au moins temporairement par les gaz d'échappement les pompes entraînées par les gaz d'échappement étant disposées en série
• F01N 3/023 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour refroidir ou pour enlever les constituants solides des gaz d'échappement au moyen de filtres utilisant des moyens pour régénérer les filtres, p. ex. par combustion des particules piégées
• F01N 3/035 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour refroidir ou pour enlever les constituants solides des gaz d'échappement au moyen de filtres en combinaison avec d'autres dispositifs avec des réacteurs catalytiques
• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
• F02M 26/08 - Systèmes RGE spécialement adaptés pour les moteurs suralimentés pour les moteurs ayant plusieurs compresseurs de charge d’admission ou plusieurs turbines à gaz d’échappement, p. ex. un turbocompresseur combiné à un compresseur additionnel
• F02M 26/23 - Disposition, p. ex. schémas

Abrégé

The invention relates to a method for operating an internal combustion engine (1), having the following steps: introducing a first defined quantity of a first gaseous fuel into a combustion chamber (3) of the internal combustion engine (1), in a first operating mode; introducing a second defined quantity of a second liquid fuel into the combustion chamber (3) at a defined injection time, inflaming the fuels in the combustion chamber (3), and detecting a knocking signal for the combustion chamber (3) in order to determine a knocking intensity, wherein, in the first operating mode of the internal combustion engine (1), the defined injection time is moved later within a first postponement range (VB1) if the determined knocking intensity exceeds a first smaller threshold value, wherein the determined injection time is moved later within a second postponement range (VB2), which is expanded in comparison to the first postponement range (VB1), if the determined knocking intensity exceeds a second, larger threshold value.

Classes IPC  ?

• F02D 19/10 - Commande des moteurs caractérisés par l'emploi de combustible non liquide, de combustibles multiples ou de substances non combustibles ajoutées au mélange carburant particulière aux moteurs fonctionnant avec des combustibles multiples, p. ex. alternativement du fuel léger et du fuel lourd, et autres que les moteurs indifférents au combustible utilisé utilisant simultanément des combustibles multiples particulière aux moteurs à explosion dans lesquels le combustible principal est gazeux
• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
• F02D 41/30 - Commande de l'injection de combustible
• F02D 41/34 - Commande de l'injection de combustible du type à basse pression avec des moyens pour commander la synchronisation ou la durée de l'injection
• F02D 41/40 - Commande de l'injection de combustible du type à haute pression avec des moyens pour commander la synchronisation ou la durée de l'injection
• F02D 35/02 - Commande non électrique des moteurs en fonction des conditions extérieures ou intérieures aux moteurs, non prévue ailleurs des conditions intérieures
• F02P 5/152 - Traitement numérique des données fonction du cliquetis

Abrégé

The invention relates to a method for operating an internal combustion engine (1) designed to run on at least two fuels. In a first operating state, a first actual amount (5) of a first fuel which is supplied to at least one combustion chamber of the internal combustion engine (1) is determined. A first target amount (7) for the first fuel is specified, and a correction value (9) is determined by comparison (8) of the first actual amount (5) of the first fuel with the first target amount (7) for the first fuel. A second actual amount (13) of a second fuel which is supplied to the at least one combustion chamber of the internal combustion engine (1) and is different from the first fuel is set on the basis of the correction value (9).

Classes IPC  ?

• F02D 19/08 - Commande des moteurs caractérisés par l'emploi de combustible non liquide, de combustibles multiples ou de substances non combustibles ajoutées au mélange carburant particulière aux moteurs fonctionnant avec des combustibles multiples, p. ex. alternativement du fuel léger et du fuel lourd, et autres que les moteurs indifférents au combustible utilisé utilisant simultanément des combustibles multiples
• F02D 19/10 - Commande des moteurs caractérisés par l'emploi de combustible non liquide, de combustibles multiples ou de substances non combustibles ajoutées au mélange carburant particulière aux moteurs fonctionnant avec des combustibles multiples, p. ex. alternativement du fuel léger et du fuel lourd, et autres que les moteurs indifférents au combustible utilisé utilisant simultanément des combustibles multiples particulière aux moteurs à explosion dans lesquels le combustible principal est gazeux
• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants

Abrégé

The invention relates to a valve drive (3) for an internal combustion engine (1), comprising at least one gas exchange valve (5, 5'); a first mechanically driven drive mechanism (9, 9'); and a second drive mechanism (17, 17') which is connected to the at least one gas exchange valve (5, 5') in order to move same. The first drive mechanism (9,9') is operatively connected to the second drive mechanism (17, 17') via a hydraulic coupling device (25, 25'), and the hydraulic coupling device (25, 25') has a pressure chamber (27, 27'), which can be relieved of pressure via a valve device (29, 29') and is designed to couple the first drive mechanism (9, 9') and the second drive mechanism (17, 17') under the effect of hydraulic pressure and to decouple same in a pressure-relieved state. The valve device (29, 29') has at least two switch valves (31, 33; 31', 33') which are fluidically connected to the pressure chamber (27, 27') parallel to each other and via which the pressure chamber (27, 27') can be relieved of pressure in the open state of at least one of the switch valves (31, 33; 31', 33'). The valve drive (3) has a controller (35) which is designed to actuate the switch valves (31, 33; 31', 33') in a delayed manner in order to provide a variable valve stroke of the at least one gas exchange valve (5, 5') during a stroke movement of the gas exchange valve (5, 5').

Classes IPC  ?

• F01L 9/02 - Systèmes de distribution à soupapes, à commande non mécanique à fluide, p.ex. hydraulique

Abrégé

The invention relates to an exhaust gas path (3) for an internal combustion engine (1), having an exhaust gas turbine (5), a first line section (7) which is arranged upstream of the exhaust gas turbine (5) and is fluidically connected to the exhaust gas turbine (5), and having a second line section (9) which leads out from the first line section (7) at an exit point (11) and, viewed in the direction of an exhaust gas flow through the first line section (7), enters the first line section (7) at an entry point (13) upstream of the exit point (11), wherein the second line section (9) is designed to divert a portion of exhaust gas flowing along the first line section (7) at the exit point (11) and conduct it back to the entry point (13), and at least one exhaust gas flow delay device (15), which is designed to delay the exhaust gas flow flowing along the first and/or second line section (7, 9), is arranged in the first line section (7) and/or in the second line section (9). The invention further relates to a method for agglomerating soot particles in the exhaust gas of an internal combustion engine.

Classes IPC  ?

• F01N 3/021 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour refroidir ou pour enlever les constituants solides des gaz d'échappement au moyen de filtres
• F01N 13/08 - Autres aménagements ou adaptations des tubulures d'échappement
• F01N 3/02 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour refroidir ou pour enlever les constituants solides des gaz d'échappement

Produits et services

(1) Vanes namely, guide vanes and rotor blades for continuous-flow machines; shims. (2) Aeroplane engines, namely jet engines and turboprop engines; gas turbines, namely turboshaft engines for the generation of electricity; gas turbine installations, namely gas turbines for the generation of electricity in combination with electric drives, generators and electric drives and generators; parts for the aforesaid goods, namely turbo compressors, exhaust gas turbochargers, mechanically driven compressors, gear boxes, liquid pumps and fuel pumps, pump drives for electric generators, radial and axial compressors, fans for motors and engines, guide baffles for turbomachines, gas flow systems, namely gas pumps, and compressors, axial and radial turbines, silencers for motors and engines, fuel lines, fuel regulators, fuel gauges, injection pumps, nozzles and valves for gas turbine engines, compressed air-start systems, fixed and detachable couplings, hydraulic drives and couplings, oil and fuel filters, liquid filters, centrifuges, shaft bearings, axles, and gear boxes, gearwheels, engine igniters, section tubes and exhaust manifolds for engines, machine housings, mounting devices for propulsion mechanisms namely, reciprocating engines, control rods, gaskets (in particular brush seals, labyrinth seals and mechanical seals), sealing rings for engines, pump impellers, stators, rotors namely rotating blades for turbomachinery, integral rotors and housings (for turbomachines), thrusters for aeroplane engines, and parts and fittings for the aforesaid goods, electronic generators; component parts of turbo-engines of fibre composites, namely turboshaft engines, turboprop engines, ceramics and metals; metalworking machines and machine tools for engines and turbine generators, and parts therefor. (3) Magnetic and optical discs and electronic circuits recorded with software used in controlling electronic components of aeroplane engine and gas turbines; magnetic and optical discs and electronic circuits recorded with software used in the testing of aeroplane engines or turbines; electronic and electric regulators for fuel pumps, fuel valves and fuel injectors used in the fuel supply of aeroplane engines and gas turbines; electronic sensors and electronic measuring instruments used in electronic and electric diagnostic devices for aeroplane engines and gas turbines; electronic and electric diagnostic devices used in the testing and maintenance of aeroplane engines and gas turbines; electronic and electric controllers and their components to be used with aeroplane engines and gas turbines; protective goggles, namely dust goggles and safety goggles. (4) Heat exchangers, namely counter current heat exchangers, recuperating heat exchangers, regenerative heat exchangers, burners, combustion chambers, flame retention baffles, ignitors, ignition devices, coolers, namely for oil, fuel and coolants; radiators; profile and distributing pipes; all of the aforesaid goods for use in aeroplane engines. (5) Electric drives for aircrafts; (6) Paper, cardboard and goods made from these materials, namely, leaflets, catalogs and brochures in the field of turbine generators; printed matter, namely prospectuses, catalogues and brochures, newspapers and periodicals; bookbinding articles; photographs; instructional and training material (except apparatuses) in the field of turbine generators; plastic materials for packaging, namely plastic bags, plastic film (not included in other classes). (1) Commercial consultancy in the field of aeroplane engines, gas turbines and gas turbine installations. (2) Financing of aeroplane engines, gas turbines and gas turbine installations; trading in aeroplane drives, gas turbines and gas turbine installations; asset management, namely gas turbine asset management; arranging and concluding of commercial transactions, for others, namely in the field of aeroplane engines, gas turbines and gas turbine installations; (3) Technical maintenance, repair of aeroplane engines, gas turbines and gas turbine installations, and parts therefor, namely gas turbines combined with electric drives and generators. (4) Leasing and rental of aeroplane engines, gas turbines and gas turbine installations; (5) Custom manufacture of aeroplane engines, gas turbines and gas turbine installations, and parts therefor, namely gas turbines combined with electric drives and generators. (6) Provision of technical consultancy; condition monitoring services; scientific and industrial research and development; creation and updating of computer programs for data and information processing, for organisation, planning, control, material management, production, distribution and accounting; engineering services; all of the aforesaid services in class 42 being in the field of aeroplane engines, gas turbines and gas turbine installations.

Abrégé

The invention relates to a heat supplying device (1) comprising: a system for performing a cyclic thermodynamic process that includes a working medium circuit (5); at least one cooling circuit section (7) for a coolant circuit (9); and at least one heating circuit section (11) for an effective heat circuit (13); the cooling circuit section (7) and the heating circuit section (11) are fluidically separated from each other. According to the invention, the cooling circuit section (7) is thermally connected to both the working medium circuit (5) and the heating circuit section (11).

Classes IPC  ?

• F01K 23/06 - Ensembles fonctionnels caractérisés par plus d'une machine motrice fournissant de l'énergie à l'extérieur de l'ensemble, ces machines motrices étant entraînées par des fluides différents les cycles de ces machines motrices étant couplés thermiquement la chaleur de combustion provenant de l'un des cycles chauffant le fluide dans un autre cycle

Abrégé

The invention relates to a method for operating an exhaust gas aftertreatment system (3) of an internal combustion engine (1), wherein at least one operating parameter is detected during the operation of the exhaust gas aftertreatment system, the operating parameter being associated with an oxidation state of an SCR catalyst material of the exhaust gas aftertreatment system (3), and at least one measure for preventing an ongoing reduction of the SCR catalyst material and/or at least one reoxidizing measure for reoxidizing the SCR catalyst material is introduced in accordance with the at least one operating parameter.

Classes IPC  ?

• F01N 3/20 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour rendre les gaz d'échappement inoffensifs par conversion thermique ou catalytique des composants nocifs des gaz d'échappement caractérisés par les méthodes d'opérationCommande spécialement adaptés à la conversion catalytique
• F01N 11/00 - Dispositifs de surveillance ou de diagnostic pour les appareils de traitement des gaz d'échappement
• F01N 9/00 - Commande électrique des appareils de traitement des gaz d'échappement

Abrégé

The invention relates to a method for operating a system (1) for carrying out a thermodynamic circuit process. A condenser (7) of a working medium circuit (3) of the system (1) is supplied with a coolant via a coolant circuit (5), and the coolant is pumped along the coolant circuit (5) by means of a coolant pumping device (19). The pump power of the coolant pumping device (19) varies depending on at least one temperature measured in the region of the condenser (7).

Classes IPC  ?

• F01K 23/06 - Ensembles fonctionnels caractérisés par plus d'une machine motrice fournissant de l'énergie à l'extérieur de l'ensemble, ces machines motrices étant entraînées par des fluides différents les cycles de ces machines motrices étant couplés thermiquement la chaleur de combustion provenant de l'un des cycles chauffant le fluide dans un autre cycle

Abrégé

A method for starting an internal combustion engine (1) by means of a compressed air starting system (2) is proposed in which in a first starting sequence the engagement of the starter (3) is brought about by means of compressed air, a decompression valve for relieving the cylinder working space is acted on in the opening direction, and starting of the internal combustion engine (1) is initiated by pulsed compressed air being applied to the starter (3), and in which in a second starting sequence the decompression valve is acted on in the closing direction, and constant compressed air is applied to the starter (3).

Classes IPC  ?

• F02B 3/06 - Moteurs caractérisés par la compression d'air et l'addition subséquente de combustible avec allumage par compression
• F02B 21/00 - Moteurs caractérisés par des chambres d'accumulation de l'air
• F02N 9/04 - Démarrage des moteurs par envoi d'un fluide auxiliaire sous pression dans les chambres de combustion le fluide sous pression étant produit autrement, p. ex. en comprimant de l'air
• F02N 15/10 - Dispositifs de sécurité non prévus ailleurs
• F02N 7/08 - Appareils de démarrage comportant un moteur ou un appareil auxiliaire entraîné par fluide les moteurs étant du type rotatif

Abrégé

The invention relates to a system (1) for carrying out a thermodynmaic cycle comprising an expansion device (13) having at least one storage point (17, 17', 17"); a storage temperature measuring device (19, 19', 19") configured for measuring a storage temperature of the at least one storage point (17, 17', 17"); and comprising a lubrication device (21) configured for supplying lubricant to the at least one storage point (17, 17', 17"), wherein the lubricant device (21) has an adjustment device (23, 23', 23") that is configured to adjust an amount of lubricant supplied to the at least one storage point (17, 17', 17"), and comprising a control device (25) which is operatively connected to the storage temperature measuring device (19, 19', 19") and to the adjustment device (23, 23', 23"), and which is configured to actuate the adjustment device (23, 23', 23") in order to adjust the amount of lubricant supplied to the at least one storage point (17, 17', 17") according to the storage temperature.

Classes IPC  ?

• F01K 21/00 - Ensembles fonctionnels de machines motrices à vapeur non prévus ailleurs
• F01K 25/06 - Ensembles fonctionnels ou machines motrices caractérisés par l'emploi de fluides énergétiques particuliers non prévus ailleursEnsembles fonctionnant selon un cycle fermé, non prévus ailleurs utilisant un mélange de fluides différents

Abrégé

Engine of an internal combustion engine, in particular a diesel or petrol engine or gas engine, having a number of cylinders and pistons which are arranged in the latter, wherein a piston is mounted for driving a crankshaft of the engine via a piston and gudgeon pin bearing on a connecting rod which is connected to the crankshaft by means of a piston pin in a connecting rod eye, arranged at the end which faces the piston, of the connecting rod, wherein the piston has a piston crown section which faces away from the connecting rod eye and a piston boss section which faces the connecting rod eye. It is provided according to the invention that the piston has at least one piston boss with a boss inner surface which is formed practically in a hollow-cylindrical manner, and a piston crown cooling chamber, and a lubricating device for lubricating the piston and the gudgeon pin mount is provided, which lubricating device has: at least one outlet opening which is arranged on the boss inner surface, and at least one oil return duct which connects the piston crown cooling chamber and the outlet opening and is arranged outside the movement plane of the connecting rod, wherein the lubricating device is configured to feed lubricant from the piston crown cooling chamber via the at least one oil return duct, furthermore via the outlet opening and, furthermore, via an intermediate chamber between the piston and the connecting rod eye along the outer surface of the piston pin into a lubricating zone which is formed between the connecting rod eye and the piston pin.

Classes IPC  ?

• F01M 1/06 - Systèmes de lubrification caractérisés par des vilebrequins ou des bielles comportant des passages pour le lubrifiant, p. ex. des lumières
• F02F 3/22 - Pistons comportant des moyens de refroidissement les moyens consistant en un fluide circulant dans ou le long du piston le fluide étant un liquide
• F16C 9/04 - Paliers pour biellesLeurs fixations
• F01M 1/08 - Systèmes de lubrification caractérisés par des dispositifs de lubrification par projection

Abrégé

The invention relates to an internal combustion engine (5) comprising exhaust gas turbo chargers (1, 3) operating in parallel, of which one can be switched on and off via a charging air blocking device (43) with a charging air blocking element (45) and via an exhaust path blocking device (21), characterized in that - the charging air blocking device (43) is designed to adjust a defined movement characteristic of the charging air blocking element (45), which has a relatively longer intake period in the opening position and a relatively shorter intake period in the closing position of the charging air blocking element (45).

Classes IPC  ?

• F02B 37/12 - Commande des pompes
• F04D 27/02 - Contrôle de l'emballement

Abrégé

The invention relates to a regulating method for a charged internal combustion engine (1), wherein an operating point of the compressor is adjusted in a compressor map by a compressor position regulator (16) based on a throttle valve regulation deviation (dDK) in that both a first manipulated variable (aVBP) for actuating the compressor bypass valve as well as a second manipulated variable (aWG) for actuating the turbine bypass valve are calculated by the compressor position regulator (16), and the operating point of the compressor is corrected by a correction regulator (22) on the basis of an air mass regulation deviation (dmL) in that both a first correction variable (KORR1) for correcting the first manipulated variable (aVBP) as well as a second correction variable (KORR2) for correcting the second manipulated variable (aWG) are calculated by the correction regulator (22).

Classes IPC  ?

• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
• F02B 37/16 - Commande des pompes par dérivation de l'air de suralimentation
• F02B 37/18 - Commande des pompes par dérivation des gaz d'échappement
• F02D 41/18 - Dispositions de circuits pour produire des signaux de commande en mesurant le débit d'admission d'air

Abrégé

The invention relates to an internal combustion engine (1) having a supercharging path (3) designed for feeding charge air to at least one combustion chamber (5) of the internal combustion engine (3), having an exhaust-gas tract (7) designed for discharging exhaust gas from the at least one combustion chamber (5), and having an exhaust-gas recirculation path (9) which connects the exhaust-gas tract (7) outside the at least one combustion chamber (5) to the supercharging path (3), such that exhaust gas can be fed from the exhaust-gas tract (7) to the supercharging path (3). Here, a heat transport device (11) is provided which has a heat absorption device (13) which is designed and arranged to absorb heat from the exhaust-gas recirculation path (9), wherein the heat transport device (11) is designed to introduce heat extracted from the exhaust-gas recirculation path (9) into the exhaust-gas tract (7) downstream of a branching-off point (15) of the exhaust-gas recirculation path (9) from the exhaust-gas tract (7).

Classes IPC  ?

• F02M 26/22 - Aménagement ou disposition des passages RGE, p. ex. par rapport à des pièces spécifiques du moteur ou pour l’incorporation d’accessoires avec des refroidisseurs dans le passage de recirculation
• F02M 26/02 - Systèmes RGE spécialement adaptés pour les moteurs suralimentés
• F01N 3/023 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour refroidir ou pour enlever les constituants solides des gaz d'échappement au moyen de filtres utilisant des moyens pour régénérer les filtres, p. ex. par combustion des particules piégées
• F01N 5/02 - Silencieux ou dispositifs d'échappement combinés ou associés à des dispositifs bénéficiant de l'énergie des gaz évacués les dispositifs utilisant la chaleur
• F02G 5/02 - Utilisation de la chaleur perdue dans les gaz d'échappement
• F01N 3/20 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour rendre les gaz d'échappement inoffensifs par conversion thermique ou catalytique des composants nocifs des gaz d'échappement caractérisés par les méthodes d'opérationCommande spécialement adaptés à la conversion catalytique
• F02M 26/08 - Systèmes RGE spécialement adaptés pour les moteurs suralimentés pour les moteurs ayant plusieurs compresseurs de charge d’admission ou plusieurs turbines à gaz d’échappement, p. ex. un turbocompresseur combiné à un compresseur additionnel
• F02M 26/05 - Boucles à haute pression, c.-à-d. dans lesquelles le gaz d’échappement recyclé est pris du système d’échappement en amont de la turbine et réintroduit dans le système d’admission en aval du compresseur
• F02B 37/00 - Moteurs caractérisés par l'utilisation de pompes entraînées au moins temporairement par les gaz d'échappement

Abrégé

The invention relates to a method for controlling an emergency unit of an internal combustion engine, in particular a motor, wherein the emergency unit has at least one quick-closing valve, comprising the following steps: inputing a threshold value for an overspeed of the internal combustion engine; detecting a second rotational speed (nMOT2) of the internal combustion engine with a second rotational speed sensor; checking the plausibility of the second rotational speed, wherein the plausibility checking comprises the following steps: inputing a first rotational speed (nMOT1) detected by a first rotational speed sensor of an engine control unit (ECU); calculating a difference (dn) between the second rotational speed (nMOT2) and the first rotational speed (nMOT1); comparing the difference (dn) with a recorded threshold value (GW) for the difference; in the event that the difference is smaller than the threshold value for the difference, emitting a plausibility signal; after receipt of the plausibility signal, inputing the second rotational speed (nMOT2); using the second rotational speed for an activation process of the emergency unit according to the overspeed.

Classes IPC  ?

• F02D 41/04 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections pour des conditions particulières de fonctionnement
• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales
• F02D 31/00 - Utilisation de régulateurs non électriques sensibles à la vitesse pour commander les moteurs à combustion, non prévue ailleurs

Abrégé

The invention relates to a method for operating an internal combustion engine, wherein, according to the invention, in the event of a transient operating state, in particular a load application/compensation (LA), both the first partial gas flow (7) and the second partial gas flow (8) is practically completely supplied to the high-pressure turbine (13.5), in particular, an injection in the first cylinder bank (21) is fully or partially activated. The first separating means (41), in particular the dispenser cylinder flap, is opened predominantly or practically completely such that the gas-carrying discharge connection is predominantly or completely opened, and the second separating means (42), in particular the exhaust gas recirculation flap, is predominantly practically completely closed such that the gas-carrying return connection is predominantly closed.

Classes IPC  ?

• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
• F02D 43/00 - Commande électrique simultanée de plusieurs fonctions, p. ex. allumage, mélange air-combustible, recirculation, suralimentation ou traitement des gaz d'échappement
• F02B 37/20 - Commande des pompes en augmentant l'énergie d'échappement, p. ex. en utilisant des chambres de combustion
• F02B 37/16 - Commande des pompes par dérivation de l'air de suralimentation
• F02D 23/00 - Commande des moteurs caractérisés par le fait d'être suralimentés
• F02M 26/08 - Systèmes RGE spécialement adaptés pour les moteurs suralimentés pour les moteurs ayant plusieurs compresseurs de charge d’admission ou plusieurs turbines à gaz d’échappement, p. ex. un turbocompresseur combiné à un compresseur additionnel
• F02M 26/25 - Disposition, p. ex. schémas avec des refroidisseurs munis de chemins de dérivation
• F02B 37/00 - Moteurs caractérisés par l'utilisation de pompes entraînées au moins temporairement par les gaz d'échappement
• F02B 37/013 - Moteurs caractérisés par l'utilisation de pompes entraînées au moins temporairement par les gaz d'échappement les pompes entraînées par les gaz d'échappement étant disposées en série

Abrégé

The invention relates to a method for operating an internal combustion engine, which comprises an engine having a number of cylinders and comprises an injection system having high-pressure components, in particular an injection system that has a common rail and that has a number of injectors associated with the cylinders, in particular wherein an individual accumulator is associated with each injector, which individual accumulator is designed to store fuel from the common rail for the injector, wherein the method has the following steps: starting the internal combustion engine, operating the internal combustion engine, shutting off the internal combustion engine. According to the invention, the following steps are provided in the method: a state indicating an engine standstill is detected, in particular after the internal combustion engine has been shut off, a high-pressure limit value is defined and a target high pressure is specified, a leakage is produced in the common rail without injection, the fuel pressure in the common rail is reduced to the defined high-pressure limit value below the target high pressure by means of the leakage.

Classes IPC  ?

• F02D 41/04 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections pour des conditions particulières de fonctionnement
• F02D 41/06 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections pour des conditions particulières de fonctionnement pour le démarrage ou le réchauffage du moteur
• F02D 41/38 - Commande de l'injection de combustible du type à haute pression

Abrégé

The invention relates to a method for operating an internal combustion engine comprising a motor having a number of cylinders and an injection system having a common rail with a number of injectors assigned to the cylinders and similar high-pressure components, in particular wherein an injector is assigned an individual reservoir, which is designed to hold fuel from the common rail for the injector, wherein the method has the steps: injecting fuel from the common rail into a cylinder by means of an injector, determining a fuel pressure for a high-pressure component, in particular the common rail, the injector and/or the individual reservoir, having at least one high-pressure sensor measuring the fuel pressure. According to the invention, provision is made for – a defect in the high-pressure sensor to be detected in that a check is made as to whether magnitude of the high-pressure control deviation (ep) during a predetermined time interval (tLimit1 SD, tLimit2 SD , tLimit3 SD ) exceeds a predetermined limiting value (eLimit1 SD, eLimit2 SD , eLimit3 SD ) .

Classes IPC  ?

• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales
• F02D 41/38 - Commande de l'injection de combustible du type à haute pression
• F02M 63/02 - Appareils d'injection de combustible comportant plusieurs injecteurs alimentés par un élément de pompage commun ou ayant plusieurs éléments de pompage alimentant un injecteur communAppareils d'injection de combustible comportant la mise hors circuit des pompes, des éléments de pompe ou injecteursAppareils d'injection de combustible avec possibilités de connecter de façon variable et alternativement les éléments de pompage et les injecteurs

Abrégé

The invention relates to a valve train (1) for the variable actuation of an inlet valve (3) and an outlet valve (5) of a combustion chamber (7) of an internal combustion engine (9), having a first operative connection (11) between a valve actuating device (13) and the inlet valve (3); a second operative connection (11') between the valve actuating device (13) and the outlet valve (5), wherein the first operative connection (11) and the second operative connection (11') are assigned an interrupting element (31) which is set up to temporarily interrupt the operative connections (11, 11'), wherein the first operative connection (11) and the second operative connection (11') are connected to the same interrupting element (31) in such a way that the first operative connection (11) and the second operative connection (11') can be interrupted temporarily by way of the interrupting element (31).

Classes IPC  ?

• F01L 9/02 - Systèmes de distribution à soupapes, à commande non mécanique à fluide, p.ex. hydraulique

Abrégé

The invention relates to a measuring device (1) for measuring a physical property of a fluid, comprising a base body (3) which is closed along a peripheral line, said base body (3) surrounding a first recess (5) passing through the base body (3) in the axial direction and the said base body (3) comprises at least one second recess (7) passing through the base body (3) in the axial direction recess. At least one sensor device (9, 11), which can be associated with the base body (3), can be bought into contact with the first recess (5).

Classes IPC  ?

• G01D 11/24 - Boîtiers
• F16L 23/00 - Raccords à brides
• G01L 19/14 - Boîtiers
• G01K 1/14 - SupportsDispositifs de fixationDispositions pour le montage de thermomètres en des endroits particuliers
• G01D 11/30 - Supports spécialement adaptés à un instrumentSupports spécialement adaptés à un ensemble d'instruments

Abrégé

Disclosed is a feeding arrangement for introducing recirculated exhaust gas into the fresh air duct (1) of an internal combustion engine. The invention is characterized in that a quick-closing gate (4) is placed in the fresh air duct (1) upstream of the cylinder head of the internal combustion engine in order to block the fresh air supply, and in that the outlet port (2) of the exhaust gas recirculation system (3) is located centrally in the fresh air duct (1) and in the direction of flow of the fresh air in such a way that a minimal gap is formed upstream of the quick-closing gate (4).

Classes IPC  ?

• F02D 9/14 - Obturateurs d'étranglement spécialement adaptés à cet effetAménagements de ces obturateurs sur les conduits comportant des éléments d'obturateurs glissantsObturateurs d'étranglement spécialement adaptés à cet effetAménagements de ces obturateurs sur les conduits comportant des éléments d'obturateurs se déplaçant le long du conduit les éléments glissant perpendiculairement au conduit
• F02D 9/02 - Commande des moteurs par étranglement des conduits d'amenée de l'air ou du mélange air-combustible ou par étranglement des conduits d'échappement par étranglement des conduits d'amenée
• F02D 17/04 - Fonctionnement à vide ou au ralenti des moteurs, p. ex. pour cause de conditions anormales
• F02M 26/19 - Moyens pour améliorer le mélange de l’air et des gaz d’échappement recyclés, p. ex. venturis ou ouvertures multiples du système d’admission

Abrégé

The invention proposes a transportation means, a hybrid drive system and a method for operating a hybrid drive system, in particular for a transportation means (10). The hybrid drive system has a motor, an internal combustion engine and an energy store for feeding the motor. According to the invention, a quantity of energy which has been expended in order to charge the energy store (11) is ascertained (2000). Furthermore, depending on the quantity of energy expended, a decision is made (3000) as to whether the motor (2), the internal combustion engine (3) or both the motor (2) and the internal combustion engine (3) will be operated.

Classes IPC  ?

• B60W 10/06 - Commande conjuguée de sous-ensembles de véhicule, de fonction ou de type différents comprenant la commande des ensembles de propulsion comprenant la commande des moteurs à combustion
• B60W 10/08 - Commande conjuguée de sous-ensembles de véhicule, de fonction ou de type différents comprenant la commande des ensembles de propulsion comprenant la commande des unités de traction électrique, p. ex. des moteurs ou des générateurs
• B60W 10/26 - Commande conjuguée de sous-ensembles de véhicule, de fonction ou de type différents comprenant la commande des moyens de stockage d'énergie pour l'énergie électrique, p. ex. des batteries ou des condensateurs
• B60W 20/11 - Commande de l'apport de puissance de chacun des moteurs primaires pour répondre à la demande de puissance requise utilisant des stratégies de commande prédictive [MPC], c.-à-d. procédés de commande basés sur des modèles de prédiction de performance
• B60W 20/12 - Commande de l'apport de puissance de chacun des moteurs primaires pour répondre à la demande de puissance requise utilisant des stratégies de commande tenant compte d’informations sur l'itinéraire
• B60W 50/00 - Détails des systèmes d'aide à la conduite des véhicules routiers qui ne sont pas liés à la commande d'un sous-ensemble particulier
• B60W 30/188 - Commande des paramètres de puissance de la ligne de transmission, p. ex. déterminant la puissance requise
• B60L 15/20 - Procédés, circuits ou dispositifs pour commander la propulsion des véhicules à traction électrique, p. ex. commande de la vitesse des moteurs de traction en vue de réaliser des performances désiréesAdaptation sur les véhicules à traction électrique de l'installation de commande à distance à partir d'un endroit fixe, de différents endroits du véhicule ou de différents véhicules d'un même train pour la commande du véhicule ou de son moteur en vue de réaliser des performances désirées, p. ex. vitesse, couple, variation programmée de la vitesse

Abrégé

The invention relates to a valve drive (1) with a cam shaft (11) and an actuating device (15) which cooperates with the at least one cam (13) on a first acting end (17) and is operatively connectable to a gas exchange valve (5) at a second acting end (19), wherein the actuating device (15) comprises an interrupter device (21) which is designed to interrupt in a first operating state an operative connection between the at least one cam (13) and the gas exchange valve (5) via the actuating device (15) and to close in a second operating state said operative connection.

Classes IPC  ?

• F01L 13/00 - Modifications du système de distribution pour permettre l'inversion du sens de marche, le freinage, le démarrage, le changement de taux de compression ou autre opération déterminée
• F01L 1/08 - Forme des cames
• F01L 9/02 - Systèmes de distribution à soupapes, à commande non mécanique à fluide, p.ex. hydraulique
• F01L 13/08 - Modifications du système de distribution pour permettre l'inversion du sens de marche, le freinage, le démarrage, le changement de taux de compression ou autre opération déterminée pour la décompression, p. ex. pendant le démarrageModifications du système de distribution pour permettre l'inversion du sens de marche, le freinage, le démarrage, le changement de taux de compression ou autre opération déterminée pour le changement de taux de compression
• F01L 1/46 - Parties constitutives, détails ou accessoires, non couverts par un des sous-groupes précédents

Abrégé

The invention relates to a dual-fuel injector (3) for an internal combustion engine (1), comprising a first injection device (7) for injecting a first fuel and at least one second injection device (9.1, 9.2), arranged radially outward from the first injection device (7), for injecting a second fuel, wherein the second fuel is different from the first fuel, and comprising a first connection for supplying the first fuel and a second connection for supplying the second fuel. According to the invention, the first connection (11) is fluidically connected to the first injection device (7) in order to supply the gaseous first fuel and the second connection (13) is fluidically connected to the second injection device (9.1, 9.2) in order to supply the liquid second fuel.

Classes IPC  ?

• F02D 19/06 - Commande des moteurs caractérisés par l'emploi de combustible non liquide, de combustibles multiples ou de substances non combustibles ajoutées au mélange carburant particulière aux moteurs fonctionnant avec des combustibles multiples, p. ex. alternativement du fuel léger et du fuel lourd, et autres que les moteurs indifférents au combustible utilisé
• F02D 19/10 - Commande des moteurs caractérisés par l'emploi de combustible non liquide, de combustibles multiples ou de substances non combustibles ajoutées au mélange carburant particulière aux moteurs fonctionnant avec des combustibles multiples, p. ex. alternativement du fuel léger et du fuel lourd, et autres que les moteurs indifférents au combustible utilisé utilisant simultanément des combustibles multiples particulière aux moteurs à explosion dans lesquels le combustible principal est gazeux
• F02M 21/02 - Appareils pour alimenter les moteurs en combustibles non liquides, p. ex. en combustibles gazeux stockés sous forme liquide en combustibles gazeux

Abrégé

The invention relates to an internal combustion engine (1) having a fuel gas feed device (3), a mixture sensor device (5) and a control device (6), wherein the fuel gas feed device (3) is designed to mix fuel gas and combustion air to a fuel gas/combustion air mixture, wherein the mixture sensor device (5) is configured to determine an actual mixing ratio of the fuel gas/combustion air mixture, and wherein the control device (6) is configured to influence a gas-air mixture ratio of the fuel gas/combustion air mixture towards a reduced fuel gas fraction by actuating the fuel gas feed device (3) when the actual mixing ratio reaches or exceeds a first predetermined mixing limit value.

Classes IPC  ?

• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
• F02M 35/10 - Tubulures d'admission de l'airSystèmes d'introduction
• F02D 19/02 - Commande des moteurs caractérisés par l'emploi de combustible non liquide, de combustibles multiples ou de substances non combustibles ajoutées au mélange carburant particulière aux moteurs fonctionnant avec des combustibles gazeux
• F02D 19/06 - Commande des moteurs caractérisés par l'emploi de combustible non liquide, de combustibles multiples ou de substances non combustibles ajoutées au mélange carburant particulière aux moteurs fonctionnant avec des combustibles multiples, p. ex. alternativement du fuel léger et du fuel lourd, et autres que les moteurs indifférents au combustible utilisé
• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
• F02M 21/04 - Appareils de mélange de gaz et d'air
• F02D 19/10 - Commande des moteurs caractérisés par l'emploi de combustible non liquide, de combustibles multiples ou de substances non combustibles ajoutées au mélange carburant particulière aux moteurs fonctionnant avec des combustibles multiples, p. ex. alternativement du fuel léger et du fuel lourd, et autres que les moteurs indifférents au combustible utilisé utilisant simultanément des combustibles multiples particulière aux moteurs à explosion dans lesquels le combustible principal est gazeux

Abrégé

The invention relates to a method for checking the association of structure-borne noise sensors (1) of an internal combustion engine (2) having a plurality of cylinders (3), which internal combustion engine can be operated in diesel operation or with individualized gas injection and in the case of which internal combustion engine a structure-borne noise sensor (1) is arranged in the region of each cylinder (3), wherein the output signals of the structure-borne noise sensors (1) reflect a knock index and are captured by a computing unit (4), wherein the internal combustion engine (2) is operated in order to perform the method, wherein the output signals of all structure-borne noise sensors (1) are determined during at least one working cycle, which is formed by two revolutions of a crankshaft (5), in the respective positions of the crankshaft (5), and wherein the output signal of a cylinder (3) is compared with the average value (arithmetic mean) or the median value of the output signals of other cylinders (3).

Classes IPC  ?

• F02D 35/02 - Commande non électrique des moteurs en fonction des conditions extérieures ou intérieures aux moteurs, non prévue ailleurs des conditions intérieures
• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
• F02D 41/24 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants caractérisée par l'utilisation de moyens numériques
• F02D 41/26 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants caractérisée par l'utilisation de moyens numériques utilisant des calculateurs, p. ex. microprocesseurs
• F02D 41/28 - Circuits d'interface
• F02P 5/152 - Traitement numérique des données fonction du cliquetis
• F02D 41/22 - Dispositifs de sécurité ou d'avertissement en cas de conditions anormales
• G01L 23/22 - Dispositifs ou appareils pour la mesure ou l'indication ou l'enregistrement des changements, rapides, tels que des oscillations, de la pression des vapeurs, des gaz ou des liquidesIndicateurs pour déterminer le travail ou l'énergie des moteurs à vapeur, à combustion interne ou à autres pressions de fluides à partir de la condition du fluide moteur pour détecter ou indiquer les cognements dans les moteurs à combustion interneUnités comprenant des organes sensibles à la pression combinés avec des dispositifs d'allumage pour l'allumage des moteurs à combustion interne

Abrégé

The invention relates to a method for predictive open-loop and/or closed-loop control of an internal combustion engine with control variables in accordance with a model of the internal combustion engine with characterising variables and a control circuit for the control variables, wherein, in the method, the control variables of the internal combustion engine are adjusted in an open-loop or closed-loop manner and the method comprises the following steps: measuring actual values and specifying target values of the characterising variables of the internal combustion engine and, optionally, depending on the boundary and/or environmental and/or ageing conditions. According to the invention, the characterising variables are controlled in accordance with a model of the internal combustion engine with the characterising variables and a control circuit with the control variables, wherein the controlling is performed as part of a model-based predictive control, in which the characterising variables of the model of the internal combustion engine are calculated and the control variables of the internal combustion engine are adjusted in a predictively controlled manner. Furthermore, according to the invention, a model-based predictive non-linear controller is used for the controlling, which is constructed in a modular manner with a number of model-based predictive control modules.

Classes IPC  ?

• F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
• F02D 37/02 - Commande non électrique conjointe de plusieurs fonctions des moteurs, non prévue ailleurs une des fonctions étant l'allumage
• F02D 41/30 - Commande de l'injection de combustible
• F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants

Abrégé

The invention relates to an exhaust gas aftertreatment system (3) with an exhaust gas inlet (9), at least two exhaust gas aftertreatment elements (11, 13), and a flow chamber (15). According to the invention, - the exhaust gas inlet (9), the at least two exhaust gas aftertreatment elements (11, 13), and the flow chamber (15) are arranged relative to one another and fluidically connected together such that exhaust gas flowing through the exhaust gas inlet (9) into the flow chamber (15) can be distributed to the at least two exhaust gas aftertreatment elements (11, 13). The exhaust gas passes through at least one first of the at least two exhaust gas aftertreatment elements (11, 13) along a first flow direction, and the exhaust gas passes through at least one second of the at least two exhaust gas aftertreatment elements (11, 13) along a second flow direction, wherein the first flow direction and the second flow direction are oriented at least diagonally to each other, preferably anti-parallel to each other.

Classes IPC  ?

• F01N 3/20 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour rendre les gaz d'échappement inoffensifs par conversion thermique ou catalytique des composants nocifs des gaz d'échappement caractérisés par les méthodes d'opérationCommande spécialement adaptés à la conversion catalytique
• F01N 3/28 - Structure des réacteurs catalytiques
• F01N 13/00 - Silencieux ou dispositifs d'échappement caractérisés par les aspects de structure
• F01N 13/18 - Structure facilitant la fabrication, l'assemblage ou le démontage