Abrégé

The present application discloses a gas capture and storage system and a method. The gas capture and storage system of the present application comprises: an absorption unit, a desorption unit, and a gas transfer unit. A carbon-containing flue gas is fed into the absorption unit, and comes into contact with an absorption liquid in the absorption unit to form a first solution, and the first solution is fed into the desorption unit. A desorption gas is fed into the desorption unit by means of the gas transfer unit, and comes into contact with the first solution to complete desorption of at least part of carbon dioxide to form a second solution, and the second solution is fed into the absorption unit.

Classes IPC  ?

• B01D 53/14 - Séparation de gaz ou de vapeursRécupération de vapeurs de solvants volatils dans les gazÉpuration chimique ou biologique des gaz résiduaires, p. ex. gaz d'échappement des moteurs à combustion, fumées, vapeurs, gaz de combustion ou aérosols par absorption
• B01D 53/62 - Oxydes de carbone

Abrégé

A screw compressor, an apparatus having same, and a use method therefor. The screw compressor is internally provided with a cooling structure; a chamber body (400) of the cooling structure is provided with hollowed-out portions (430), and the chamber body (400) is provided with a physical structure located among the hollowed-out portions (430), thereby enhancing the structural strength of the chamber body (400) while dividing the chamber body (400) into a plurality of independent hollowed-out portions (430) in communication with each other, which helps to increase a flow rate and flow uniformity of a cooling medium and enhance a cooling effect, thereby effectively controlling casing deformation caused by temperature.

Classes IPC  ?

• F04C 18/16 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles du type à engrènement extérieur, c.-à-d. avec un engagement des organes coopérants semblable à celui d'engrenages dentés d'un autre type qu'à axe interne avec des pistons rotatifs dentés à dents hélicoïdales, p. ex. du type ayant la forme d'un chevron, du type à vis

Abrégé

A compressor assembly system and a low-temperature gas compression method. The compressor assembly system comprises a first compressor assembly (101) and a second compressor assembly (102) connected in sequence, a driving device (50), and a transmission device (60); the transmission device (60) has a first input shaft extension end (64) and a plurality of second output shaft extension ends (61); the driving device (50) provides power to the transmission device (60) by means of the first input shaft extension end (64); the transmission device (60) transmits power to the first compressor assembly (101) and the second compressor assembly (102) by means of the second output shaft extension ends (61). In the working process, a plurality of compressor assemblies share one driving device by means of one transmission device, so that the device amount can be reduced, the space requirement of the devices is reduced, and the marine space requirement is further met.

Classes IPC  ?

• F04C 23/00 - Combinaisons de plusieurs pompes, chacune étant du type à piston rotatif ou oscillant spécialement adaptées pour les fluides compressiblesInstallations de pompage spécialement adaptées pour les fluides compressiblesPompes multiétagées spécialement adaptées pour les fluides compressibles
• F04C 18/16 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles du type à engrènement extérieur, c.-à-d. avec un engagement des organes coopérants semblable à celui d'engrenages dentés d'un autre type qu'à axe interne avec des pistons rotatifs dentés à dents hélicoïdales, p. ex. du type ayant la forme d'un chevron, du type à vis

Abrégé

A marine engine control method, comprising: controlling an engine to start in a traditional combustion mode and operate to an idling working condition; and, after receiving a carbon neutralization operation mode instruction and meeting a preset condition, controlling the engine to use methanol fuel as fuel and use biodiesel as a combustion initiator to ignite the methanol fuel. During the operation process of the engine, the fuel type can be flexibly selected according to requirements, thus reducing greenhouse gas emission during the operation process of a carbon neutralization mode, and enabling the combustion operation of methanol fuel to be more stable. Also provided are a marine engine system and a readable storage medium.

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

Abrégé

A thermodynamic system for a BOG compressor. A gas outlet end of a second-stage compressor (5) or a first-stage compressor (3) is communicated with a second gas inlet (23) of a preheater (2). A second gas outlet (24) of the preheater (2) is communicated with a gas inlet of an end cooler (6) or an interstage cooler (4). High-temperature exhaust gas at the gas outlet end of the second-stage compressor (5) or the first-stage compressor (3) serves as a heat source to preheat low-temperature BOG at a first gas inlet (21) of the preheater (2), such that the temperature of BOG entering the gas inlet end of the first-stage compressor (3) reaches a room temperature range.

Classes IPC  ?

• F04B 39/06 - RefroidissementChauffagePrévention du gel
• F04B 41/06 - Combinaisons de plusieurs pompes
• F25D 3/10 - Dispositifs utilisant d'autres agents froidsDispositifs utilisant des récipients conservant le froid utilisant des gaz liquéfiés, p. ex. de l'air liquide

Abrégé

A fluid cooling system with a variable-working condition adjustment function. The cooling system comprises a compressor (C), an expander (E), a cooler (3), a heat exchanger (6), electric motors (7, 8), a controller (9), and a sensing apparatus (11); the sensing apparatus is configured to measure the temperatures of a fluid and/or a cooling working medium, and the controller can receive data of the sensing apparatus, and can control the rotation speed by a means of PID adjustment, ensuring that the temperature of a fluid after being cooled can be maintained at a preset value; the cooling system is simple to control, is safe and reliable, and can be rapidly adjusted.

Classes IPC  ?

• B63J 2/14 - ChauffageRéfrigération des soutes à cargaison liquide

Abrégé

A cryogenic cooling type boil-off gas reliquefaction system, comprising a cooling loop. The cooling loop comprises: compressors (C101, C102) for compressing a refrigeration working medium of the reliquefaction system; coolers (S103, S104) for cooling the compressed refrigeration working medium; an expander (E101) for expanding the cooled refrigeration working medium; a power apparatus capable of driving the compressors to compress the refrigeration working medium; and a heat exchanger (105) for generating heat exchange between the cooled working medium and the expanded refrigeration working medium. The expander is provided with a bypass branch (L200), and the bypass branch has one end connected to an inlet of the expander and the other end connected to an outlet of the expander.

Classes IPC  ?

• F17C 5/02 - Procédés ou appareils pour remplir des récipients sous pression de gaz liquéfiés, solidifiés ou comprimés pour le remplissage avec des gaz liquéfiés

Abrégé

A magnetic levitation electric motor sealing-cooling device and method for a refrigeration system. Magnetic levitation electric motors of a first-stage magnetic levitation compressor (1) and a second-stage magnetic levitation compressor (2) are cooled by means of a combination of air cooling and water cooling; a cooling gas of the second-stage magnetic levitation compressor (2) is taken from a cooled working fluid at an outlet of the first-stage magnetic levitation compressor (1); a cooling gas of the first-stage magnetic levitation compressor (1) is taken from the cooling gas, which is at the outlet of a magnetic levitation electric motor cavity, of the second-stage magnetic levitation compressor (2); and a magnetic levitation electric motor shell of the first-stage magnetic levitation compressor (1) and the second-stage magnetic levitation compressor (2) are provided with a cooling water loop. The first-stage magnetic levitation compressor (1), the second-stage magnetic levitation compressor (2) and a magnetic levitation expander (3) are respectively provided with a wheel back seal structure and a shaft seal structure; and some working fluid at an outlet of the second-stage magnetic levitation compressor (2) is directed to the magnetic levitation expander (3) as a sealing gas. The cooling of an electric motor is ensured, thereby preventing the leakage of a low-temperature working fluid into the interior of the electric motor, and ensuring a stable and safe operation of the electric motor.

Classes IPC  ?

• H02K 9/10 - Dispositions de refroidissement ou de ventilation par un agent de refroidissement gazeux circulant en circuit fermé, dont une partie est à l'extérieur de l'enveloppe de la machine
• H02K 9/19 - Dispositions de refroidissement ou de ventilation pour machines avec enveloppe fermée et circuit fermé de refroidissement utilisant un agent de refroidissement liquide, p. ex. de l'huile
• F25B 41/40 - Agencements de conduites de fluide
• F25B 41/20 - Disposition des soupapes, p. ex. de soupapes marche-arrêt ou de soupapes de régulation de débit
• F25B 41/30 - Moyens de détenteLeurs dispositions

Abrégé

Provided in the present application are an electronically controlled fuel injector and an internal combustion engine. The electrically controlled fuel injector comprises: an injection valve assembly, which comprises a first body and an injection valve, wherein the injection valve is used for opening or closing a fuel injection hole of the electrically controlled fuel injector; a pilot valve assembly, which comprises a second body and a pilot valve, wherein the pilot valve is connected to the injection valve assembly at a first end of the injection valve assembly; an electromagnetic valve assembly, which comprises an electromagnet and an armature connected to the electromagnet, wherein the armature of the electromagnetic valve assembly is connected to the pilot valve assembly at a first end of the pilot valve assembly; and a mounting block body, which is internally provided with a guide hole, wherein the guide hole accommodates the armature and guides the movement of the armature. The technical solution of the present application has the advantages of a compact arrangement, easy miniaturization and low manufacturing costs.

Classes IPC  ?

• F02M 63/00 - Autres appareils d'injection ayant des caractéristiques particulières non couvertes dans les groupes ou Détails, parties constitutives ou accessoires non couverts dans les groupes ou ou présentant un intérêt autre que celui visé par ces groupes
• F02M 61/12 - Autres injecteurs avec corps des clapets allongés, p. ex. du type soupapes à aiguille caractérisés par l'existence de moyens de guidage ou de centrage pour les corps de clapets
• F02M 51/06 - Injecteurs particuliers à cet effet

Abrégé

A high-pressure SCR system with venting and pressure-stabilizing for marine diesel engine, comprising an SCR reactor, a gas intake pipeline, an exhaust pipeline, a bypass pipeline, a pneumatic pipeline, first and second auxiliary pipelines When denitrification treatment is needed, the exhaust gas can enter from a flue gas inlet, sequentially pass through the gas intake pipeline, the SCR reactor, and the exhaust pipeline, and be discharged from a flue gas outlet. When denitrification treatment is not needed, the exhaust gas can enter the bypass pipeline from the flue gas inlet and be discharged from the flue gas outlet, the exhaust gas in the SCR reactor and exhaust pipeline being pushed by compressed air entering from the first and second auxiliary pipelines to be discharged from the flue gas outlet. Also provided is a ship.

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 3/30 - Aménagements pour l'alimentation en air additionnel
• F01N 9/00 - Commande électrique des appareils de traitement des gaz d'échappement

Abrégé

A reaction device of a marine SCR system comprises a conveying unit (110), a reaction chamber (120), at least one catalyst module (130), and an air homogenization chamber (140), wherein, the conveying unit (110) includes an input pipeline (111) and an output pipeline (112) sleeved outside the input pipeline (111). One end of the reaction chamber (120) is connected to the conveying unit (110). The reaction chamber (120) comprises an inner cylinder (121) and an outer cylinder (122) sleeved outside the inner cylinder (121), the inner cylinder (121) is in communication with the input pipeline (111), and the outer cylinder (122) is in communication with the output pipeline (112). The catalyst module (130) is provided between the inner cylinder (121) and the outer cylinder (122). The air homogenization chamber (140) is connected to the other end of the reaction chamber (120) and is in communication with both the inner cylinder (121) and the outer cylinder (122). With the reaction device of the marine SCR system whereby the outer cylinder is sleeved outside the inner cylinder, flue gas from the inner cylinder is turned by the air homogenization chamber and then flows back into the outer cylinder. This can not only substantially reduce the size of the reaction device to improve the integration of the SCR system, but also allow the flue gas to turn in the air homogenization chamber and then flow back, so that the flue gas and a reducing agent can be fully mixed in the air homogenization chamber to improve the catalytic reaction efficiency.

Classes IPC  ?

• B63H 21/32 - Aménagements relatifs aux conduits d'échappement pour appareils de propulsionCheminées propres aux navires
• F01N 3/28 - Structure des réacteurs catalytiques
• 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

A diesel engine high pressure SCR ventilation and voltage stabilisation system, comprising an SCR reactor (10), an air intake pipeline (20) and an exhaust pipeline (30) respectively connected to an air inlet and an exhaust outlet of the SCR reactor, a pressure difference sensing apparatus (40), and a control apparatus, a first control valve (21) being arranged on the air intake pipeline (20) and a second control valve (31) being arranged on the exhaust pipeline (30), and the control apparatus being connected to the pressure difference sensing apparatus (40), the first control valve (21), and the second control valve (31). The control apparatus controls the first and second control valves such that the pressure difference between the SCR reactor and the exhaust side of the diesel engine remains in a predetermined pressure difference range. The present system implements rapid ventilation and ensures precise control and stabilisation of pressure difference.

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 3/30 - Aménagements pour l'alimentation en air additionnel

Abrégé

A video playing control method and apparatus, a device, and a storage medium. The method comprises: under the condition that a touch operation on a first touch element on a video playing interface is detected, obtaining feedback content generated on the basis of related information of the touch operation and a preset response strategy, and displaying the feedback content by means of a browser page, the video playing interface, or a local page (S1010); and under the condition that a touch operation on a second touch element on the browser page, the video playing interface, or the local page is detected, adjusting the video playing progress according to the touch operation on the second touch element (S1020).

Classes IPC  ?

• G06F 3/04847 - Techniques d’interaction pour la commande des valeurs des paramètres, p. ex. interaction avec des règles ou des cadrans
• G06F 3/0488 - Techniques d’interaction fondées sur les interfaces utilisateur graphiques [GUI] utilisant des caractéristiques spécifiques fournies par le périphérique d’entrée, p. ex. des fonctions commandées par la rotation d’une souris à deux capteurs, ou par la nature du périphérique d’entrée, p. ex. des gestes en fonction de la pression exercée enregistrée par une tablette numérique utilisant un écran tactile ou une tablette numérique, p. ex. entrée de commandes par des tracés gestuels

Abrégé

A system and method for identifying a fixed target object of a lock wall (4) utilizing a lidar group, said system comprises a front lidar (2) and a rear lidar (3), the front lidar (2) and the rear lidar (3) are separately connected to a data collection module, the data collection module is connected to a first processor, the first processor is connected to a WIFI/GPRS wireless transmission module, the WIFI/GPRS wireless transmission module establishes a communication connection with a WIFI/GPRS wireless reception module, the WIFI/GPRS wireless reception module is connected to a second processor, and the second processor is connected to an electronic counter. The present invention has the advantages of rapid target object identification and high positioning accuracy, and effectively solves the problems of large errors and being unable to perform accurate positioning which are present in a current positioning method.

Classes IPC  ?

• G01S 17/08 - Systèmes déterminant les données relatives à la position d'une cible pour mesurer la distance uniquement
• G01S 17/93 - Systèmes lidar, spécialement adaptés pour des applications spécifiques pour prévenir les collisions
• G01S 7/48 - Détails des systèmes correspondant aux groupes , , de systèmes selon le groupe

Abrégé

According to the ship lockage mooring image recognition device and the recognition method, a mooring state can be effectively identified, and mooring states of multiple ships of a target lock chamber can also be confirmed. The ship lockage mooring image recognition device comprises: lock wall mooring video acquisition units for acquiring image information of ropes on bitts of a lock wall; lock chamber stern video acquisition units for acquiring image information of sterns of the last row of ships in the lock chamber; a video processing unit for recognizing the completion of mooring on the basis of the image information of the ropes and the sterns acquired by the video acquisition units; a mooring determination unit for determining, according to mooring situations of ships at the rear of the lock chamber, whether the mooring of the ships of the entire lock chamber is completed; a video display control unit for displaying the mooring states on the bitts of the lock chamber, and invoking the video information of corresponding bitts to verify the mooring states; and an acousto-optic reminding unit capable of sending an acousto-optic reminder according to the completion of mooring.

Classes IPC  ?

• G06K 9/00 - Méthodes ou dispositions pour la lecture ou la reconnaissance de caractères imprimés ou écrits ou pour la reconnaissance de formes, p.ex. d'empreintes digitales

Abrégé

A rotary valve (100), comprising a rotating disk (110), a swing arm (131), a ratchet wheel (152), a pawl (151), a first protruding member (132), a second protruding member (133), a start limiting member (142), and an end limiting member (143). Both the start limiting member and the end limiting member are components separated from the ratchet wheel, and are respectively located on both sides of the swing arm. The swing arm swings to drive the first protruding member to move towards the start limiting member, so that the first protruding member abuts against the start limiting member. The swing arm swings to drive the second protruding member to move towards the end limiting member, so that the second protruding member abuts against the end limiting member, and thus the rotating disk is rotated at a predetermined angle. The rotary valve has high reliability, and can be adjusted online in real time for accurately feeding back the actual movement angle of the rotating disk, and ensuring that the rotating disk can be rotated at the predetermined angle, and the movement position and angle of the pawl can be calibrated timely. Also disclosed is a control method for the rotary valve.

Classes IPC  ?

• F16K 11/074 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des tiroirs à éléments de fermeture articulés à pivot à faces d'obturation planes

Abrégé

A reaction device of an SCR system for ships. The reaction device comprises a conveying unit (110), a reaction chamber (120), at least one catalyst module (130), and an air equalizing chamber (140). The conveying unit (110) comprises an input pipeline (111) and an output pipeline (112), and the output pipeline (112) is fitted over the input pipeline (111); one end of the reaction chamber (120) is connected to the conveying unit (110), the reaction chamber (120) comprises an inner cylinder (121) and an outer cylinder (122), the outer cylinder (122) is fitted over the inner cylinder (121), the inner cylinder (121) is communicated with the input pipeline (111), and the outer cylinder (122) is communicated with the output pipeline (112); the catalyst module (130) is provided between the inner cylinder (121) and the outer cylinder (122); the air equalizing chamber (140) is connected to the other end of the reaction chamber (120) and is communicated with the inner cylinder (121) and the outer cylinder (122). According to the reaction device of the SCR system for the ships, the outer cylinder is fitted over the inner cylinder, and smoke flows from the inner cylinder back into the outer cylinder after being turned by the air equalizing chamber, so that the size of the reaction device can be greatly reduced so as to improve the integration of the SCR system, and the smoke turns in the air equalizing chamber and then flows back, so that the smoke and a reducing agent can be fully mixed in the air equalizing chamber, so as to improve the catalytic reaction efficiency.

Classes IPC  ?

• F01N 3/28 - Structure des réacteurs catalytiques
• 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

Disclosed are a system and a method for urea supply and injection for a ship. The system comprises a urea storage device (10), a fluid conveying device (20), an injection device (30) and a fluid reversing device (40), wherein the fluid reversing device (40) is provided with a first port (A), a second port (B), a third port (C) and a fourth port (D); the first port (A) is in communication with the urea storage device (10); the second port (B) is in communication with an inlet of the fluid conveying device (20); the third port (C) is in communication with an outlet of the fluid conveying device (20); and the fourth port (D) is in communication with the injection device (30). The fluid reversing device (40) is operable and switchable into a suck-back state in which a flow path between the first port (A) and the third port (C) is opened and a flow path between the second port (B) and the fourth port (D) is opened. Thus, after urea injection is stopped, urea remaining at the injection device (30) is sucked back to the urea storage device (10) by means of the fluid conveying device (20), thereby preventing an injection hole of the injection device (30) from being blocked.

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

A high-pressure SCR ventilation and pressure stabilisation system for a ship diesel engine, comprising an SCR reactor (10), a gas intake pipeline (20), an exhaust pipeline (30), a bypass pipeline (40), a pneumatic pipeline (50), a first auxiliary pipeline (70), and a second auxiliary pipeline (80). When the exhaust gas of the diesel engine needs to undergo denitrification treatment, the exhaust gas of the diesel engine can enter from a flue gas inlet, sequentially pass through the gas intake pipeline (20), the SCR reactor (10), and the exhaust pipeline (30), and be discharged from a flue gas outlet, the exhaust gas undergoing denitrification treatment in the SCR reactor (10). When the exhaust gas of the diesel engine does not need to undergo denitrification treatment, the exhaust gas can enter the bypass pipeline (40) from the flue gas inlet and be discharged from the flue gas outlet, the exhaust gas in the SCR reactor (10) and exhaust pipeline being pushed by compressed air entering from the first auxiliary pipeline (70) and the second auxiliary pipeline (80) to be discharged from the flue gas outlet. The present system eliminates the original inlet air pipeline, simplifying the structure of the entire system so that the entire system is more compact, ensuring thorough ventilation and reducing the amount of air consumption. Also provided is a ship.

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 9/00 - Commande électrique des appareils de traitement des gaz d'échappement

Abrégé

A diesel engine high pressure SCR ventilation and voltage stabilisation system, comprising an SCR reactor (10), an air intake pipeline (20) and an exhaust pipeline (30) respectively connected to an air inlet and an exhaust outlet of the SCR reactor (10), a pressure difference sensing apparatus (40), and a control apparatus, a first control valve (21) being arranged on the air intake pipeline (20) and a second control valve (31) being arranged on the exhaust pipeline (30), and the control apparatus being connected to the pressure difference sensing apparatus (40), the first control valve (21), and the second control valve (31). The control apparatus controls the first and second control valves to open, the SCR ventilation and pressure stabilisation system starts to ventilate, and exhaust gas is pushed by compressed air entering the air intake pipeline to be discharged from the exhaust pipeline; after ventilation is complete, the control apparatus closes the second control valve and, on the basis of the pressure difference sensing apparatus, controls the flow of the compressed air entering the SCR reactor and controls whether to open the second control valve, such that the pressure difference between the SCR reactor and the exhaust side of the diesel engine remains in a predetermined pressure difference range. The present system implements rapid ventilation and ensures precise control and stabilisation of pressure difference.

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 9/00 - Commande électrique des appareils de traitement des gaz d'échappement

Abrégé

A gas combustor (10), comprising a main body (20), a flue gas channel (30), a first fuel injection device (50), and a sidewise fuel injection device (60). The main body (20) has a sidewall (21) extending along the axial direction, and the sidewall (21) is enclosed to form a cavity (22). The flue gas channel (30) is disposed at one end of the main body (20) and has a first inlet (31) and a first outlet (32). The first inlet (31) faces towards the side direction of the main body (20), the first outlet (32) faces towards the axial outer side of the main body (20), and the cross sectional area at the first inlet (31) of the flue gas channel (30) is greater than the cross sectional area at the first outlet (32). The first fuel injection device (50) is disposed in the cavity (22) and extends to pass through the flue gas channel (30). The first fuel injection device (50) comprises a first injector (51), and an injection end of the first injector (51) is located in the flue gas channel (30). The sidewise flue injection device (60) comprises a sidewise injector (61), and the sidewise injector (61) faces towards the side direction of the main body (20). The gas combustor (10) can effectively realize low-nitrogen combustion, and can sustain combustion within a wide load range.

Classes IPC  ?

• F23D 14/00 - Brûleurs pour la combustion d'un gaz, p. ex. d'un gaz stocké sous pression à l'état liquide
• F23D 14/70 - Chicanes ou dispositifs analogues pour créer des turbulences
• F23C 6/00 - Appareils à combustion caractérisés par la combinaison d'au moins deux chambres de combustion

Abrégé

A vibration damping and noise reduction device and a marine diesel engine propulsion power module system, wherein the power module comprises: a diesel engine (1) and a gear box (2) connected to the diesel engine (1) via a transmission connector; wherein, the vibration damping and noise reduction device can meet the requirement of a four-level classification system of vibration damping and noise reduction of the marine diesel engine propulsion power module, and wherein the vibration damping and noise reduction device comprises: a first vibration damping and noise reduction structure located on a diesel engine (1) side and a second vibration damping and noise reduction structure located on a gear box (2) side. The device can provide a standardized and serialized diesel propulsion power module for marine power design, so as to meet a rapid and precise design goal of the marine diesel engine propulsion power module.

Classes IPC  ?

• F16F 15/04 - Suppression des vibrations dans les systèmes non rotatifs, p. ex. dans des systèmes alternatifsSuppression des vibrations dans les systèmes rotatifs par l'utilisation d'organes ne se déplaçant pas avec le système rotatif utilisant des moyens élastiques
• F02B 77/00 - Parties constitutives, détails ou accessoires, non prévus ailleurs

Abrégé

Disclosed is a marine diesel engine propulsion module, wherein the propulsion module comprises: a marine diesel engine (1) and a gearbox (2), the gearbox (2) being a single-input dual-output type gearbox. Multiple tests of the marine diesel engine propulsion module comprise performing test studies and verification on aspects such as a diesel engine, a transmission device, a shaft electric motor and a control strategy in the marine diesel engine propulsion module, so as to be able to improve the universality, replacability, installation convenience and reliability of marine diesel engine propulsion modules of the same series or the same power level during use on real ships.

Classes IPC  ?

• B63H 21/14 - Aménagements de l'appareil moteur de propulsion ou de certains de ses éléments pour utilisation à bord des navires le navire étant actionné par moteurs à combustion interne
• B63H 23/02 - Transmission de l'énergie de l'appareil de propulsion aux éléments propulsifs à entraînement mécanique