A sensor that measures erosion in a flow of fluid includes a casing defining an inner space, an open sensor end, and an open signal end. A penetrator is positioned within the signal end and a main sensing element is positioned in the sensor end. The casing, the penetrator, and the main sensing element cooperating to form a water-tight enclosure around the inner space and a reference sensing element is positioned fully within the inner space. A temperature sensing element is positioned within the inner space. A first connector is connected to the main sensing element and extends out of the inner space, a second connector is connected to the reference sensing element and extends out of the inner space, and a filler is formed within the inner space to completely fill the inner space.
A vessel hybrid combined cycle power and propulsion system includes a steam turbine, a gas turbine, an auxiliary generator, an electric propulsion drive system, and an energy storage system, each connected to an AC bus. The system further includes a source of steam for the steam turbine, a control system for controlling operation of the steam turbine, gas turbine, auxiliary generators, electric drive propulsion system and energy storage system. The primary source of steam for the steam turbine is exhaust gas from the gas turbine. The primary source of gas for the gas turbine is boil off gas from the cargo hold. The AC bus includes a plurality of sections of AC bus coupled together by bus ties closed in normal operation forming a closed ring AC bus. The electric propulsion drive system includes a variable speed drive, driving an electric motor coupled through a drive shaft to a propeller.
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 21/06 - Aménagements de l'appareil moteur de propulsion ou de certains de ses éléments pour utilisation à bord des navires la propulsion du navire étant à vapeur par turbines à vapeur
An intrusive wear sensor (1) comprises one or more optical fibres (22, 122, 222) mounted in an intrusive probe housing (20), one end of the one or more optical fibres being adapted to be directly exposed to a process fluid in use. An electronics module (13) is mounted in the wear sensor and separated from the process fluid flow (14) by a barrier (16). The electronics module (13) comprises a light transmitter (27) to transmit a light beam (23) along the one or more optical fibres to an interface (21, 121, 221) with the process fluid; and a light detector (26) to receive the reflected light (24), whereby a change in length of the one or more optical fibres (22, 122, 222) may be determined from a change in detected time of travel of the light beam (23, 24).
A subsea control system for transmitting and receiving subsea related data to and from a surface control system includes a connecting Subsea Electronic Module (SEM) in connection with a high-speed communications conduit. The connecting SEM receives and transmits the subsea related data to and from the surface control system via the high-speed communications conduit. A plurality of processing SEMs for which each is connected to the connecting SEM to receive and transmit the subsea related data. A portion of the connection between each processing SEM and the connecting SEM includes a high-speed connection, wherein the receiving and transmitting of subsea related data between the connecting SEM and the processing SEMs on the high-speed connection is in compliance with the IEEE 802.3cg standard as of the effective date of filing of this patent.
The invention relates to an energy storage device (10) for a power supply system, wherein the energy storage device (10) comprises: energy storage module (4) with a battery cell (11), a cooler (12) which is designed for cooling the battery cell (11), further comprising a resistive sheet (13) which has an electrical resistance and is in electrical contact with the battery cell (11), wherein the resistive sheet (13) is arranged between the battery cell (11) and the cooler (12).
A farming system includes a farming cell having an outer wall frame that defines an outer surface. A barrier is coupled to the outer wall frame to define an outer wall. The barrier includes a first roller coupled to the outer wall frame for rotation about a first axis and positioned adjacent to a first edge of the outer wall frame. A second roller is coupled to the outer wall frame for rotation about a second axis that is parallel to the first axis, the second roller positioned adjacent a second edge of the outer wall frame. A continuous net is positioned around the first roller and the second roller to define a first net wall and a second net wall that each cover the outer surface to close the outer wall. A scrubber is coupled to the second net wall and a drive system is operable to rotate the first roller about the first axis to move the second net wall with respect to the scrubber.
A subsea switching device comprises a common load power input (22), a local power supply input (24), a plurality of load power outputs (29) and a switching unit (30). The switching unit comprises a plurality of switches (33), whereby the common load power input (22) may be switched between one or more of the plurality of load power outputs (29). The switching unit (30) further comprises voltage sensors (70) at each load power output, or current sensors (63, 67) or power sensors in each power switch (33) and a subsea control unit. The control unit (27, 60) is adapted to receive an output from one or more of the sensors, to compare the received output value from each sensor with a predetermined threshold value or range, and to switch the power switch of a load power output off, in the event that the received output value falls outside a permitted tolerance of the threshold value or range.
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
H02J 4/00 - Circuits pour réseaux principaux ou de distribution, la nature alternative ou continue du courant n'étant pas précisée
E21B 41/00 - Matériel ou accessoires non couverts par les groupes
A farming system for use in water-based farming of a product includes a structural frame arranged to define a farming cell. The structural frame includes a first edge member, a second edge member vertically offset from the first edge member, a third edge member extending between the first edge member and the second edge member, and a fourth edge member offset from the third edge member and extending between the first edge member and the second edge member. The first edge member, the second edge member, the third edge member, and the fourth edge member, cooperate to define a first wall perimeter. The farming system also includes a plurality of cable assemblies coupled to the first edge member. Each cable assembly includes a cable having a first end and a second end with the second end fixedly attached to the second edge member. A cable tensioner is coupled to the first edge member and the first end of the cable, and a sensor is coupled to the cable and operable to measure a tension level of the cable. The farming system also includes a controller operable to receive a signal indicative of the tension level of each cable from each sensor and to operate each of the cable tensioners in response to the associated tension level to maintain the tension level of each associated cable within a desired range.
A data centre electrical energy distribution system comprises a plurality of AC bus sections (3a, 3b, 4a, 4b), a plurality of MV DC bus sections (8a, 8b, 8c, 8d, 38a, 38b, 38c, 38d) and a plurality of LV DC bus sections (15a, 15b, 15c, 15d). A primary AC source (1) is coupled to at least one of the AC bus sections. A secondary AC source (2) is coupled to at least one of the AC bus sections or to at least one MV DC bus section. At least one DC source (10, 11) is coupled to each MV DC bus section. Each AC bus section and each LV DC bus section is an island having, respectively, no connection to another AC bus section at the same voltage level and no connection to another LV DC bus section at the same voltage level, other than through the MV DC bus sections. Each MV DC bus section is connected to a neighbouring MV DC bus section to form an MV DC ring bus, the connection being through semiconductor switching units (9, 59, 64) between the neighbouring MV DC bus sections, switches of the semiconductor switching units being closed in normal operation.
A power supply system for use in a subsea environment includes an external power source operable to deliver a power input. A main circuit breaker is movable between a closed position and an open position. A subsea power switching unit (SPSU) operates in response to the receipt of the power input to deliver power to a plurality of power outputs, for each power output, the SPSU includes a contactor movable between a closed position and an open position, a sensor operable to generate a measurement indicative of one of a current and a voltage of the power output, and a relay operable to compare the measurement to a first threshold and a second threshold, the relay operable in response to the measurement exceeding the first threshold to move the contactor to the open position, and in response to the measurement exceeding the second threshold to sequentially move the main circuit breaker to the open position, move the contactor to the open position, and move the main circuit breaker back to the closed position.
H02H 3/06 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion Détails avec reconnexion automatique
H02H 7/26 - Protection sectionnelle de systèmes de câbles ou de lignes, p. ex. pour déconnecter une section dans laquelle un court-circuit, un défaut à la terre, ou une décharge d'arc se sont produits
11.
METHOD AND SYSTEM FOR MODELLING INDUSTRIAL PROCESSES
A method and system for modelling industrial processes, including closed loop feedback processes. The system includes a sensor for measuring an input for the industrial process; and a processor configured to receive a measurement of the input from the sensor at an input time. The processor is also configured to implement a hybrid neural network model to output a derivative of the output at the input time, wherein the neural network model incorporates at least one neural network block and a first-principle block incorporating dynamic model having an ordinary differential equation defining the rate of change over time of the output as a function of the or each associated input; to input the derivative to an ordinary differential equation solver to predict the output at a subsequent time; and to output the prediction of the output at the subsequent time using the measured input.
G05B 13/04 - Systèmes de commande adaptatifs, c.-à-d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques impliquant l'usage de modèles ou de simulateurs
G05B 13/02 - Systèmes de commande adaptatifs, c.-à-d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques
G06F 17/13 - Opérations mathématiques complexes pour la résolution d'équations d'équations différentielles
A welded polymer plastic, composite or thermoplastic housing comprises at least two injection moulded polymer plastic, composite or thermoplastic housing parts (122). The housing parts comprise a perimeter and a thermoplastic film (103) sandwiched between contact surfaces of the perimeters of the at least two housing parts. The contact surfaces of the at least two housing parts and the sandwiched thermoplastic film form a weld seal between the two housing parts.
H01M 10/613 - Refroidissement ou maintien du froid
B29C 45/00 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet
B29C 65/00 - Assemblage d'éléments préformésAppareils à cet effet
H01M 10/6557 - Composants solides comprenant des canaux d'écoulement ou des tubes pour un échange de chaleur disposés entre les éléments
H01M 50/231 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par le matériau des boîtiers ou des bâtis ayant une structure en couches
H01M 50/233 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les propriétés physiques des boîtiers ou des bâtis, p. ex. dimensions
An electrical energy storage system comprises a plurality of primary energy storage units (2), each primary energy storage unit comprising an inherent internal resistance (10). The system further comprises one or more additional energy storage units (7), at least one additional energy storage unit further comprising a pseudo resistance (13). The system further comprises one or more controllers (4) for controlling charging and discharging of each of the primary and additional energy storage units (2, 7). Control of charging and discharging of the or each additional energy storage unit (7) comprising a pseudo resistance (13) is distinguished from charging and discharging of each primary energy storage unit (2), and is distinguished from charging and discharging of any additional energy storage unit (7) that lacks a pseudo resistance.
A subsea single phase coupler for a subsea connector includes a housing having an inboard end and an outboard end. The inboard end of the housing includes a rigid mount to receive a first wet mate connector part. The outboard end of the housing includes a cradle to receive a second wet mate connector part. The housing further includes a first locating element in the cradle to receive a second locating element on the second wet mate connector part to locate the second connector part in the housing after connection of the first and second wet mate connector parts. The coupler housing includes a section of standard profile beam.
H01R 13/516 - Moyens pour maintenir ou envelopper un corps isolant, p. ex. boîtier
H01R 13/523 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes pour l'emploi sous l'eau
H01R 13/631 - Moyens additionnels pour faciliter l'engagement ou la séparation des pièces de couplage, p. ex. moyens pour aligner ou guider, leviers, pression de gaz pour l'engagement uniquement
H01R 43/26 - Appareils ou procédés spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation de connecteurs de lignes ou de collecteurs de courant ou pour relier les conducteurs électriques pour engager ou séparer les deux pièces d'un dispositif de couplage
An enclosure (10) for a subsea control and power arrangement (12), the enclosure (10) comprises: a cannister (14) and a lid (16), a connector assembly (20), a first volume compensator (22) and a second volume compensator (30). The cannister (14) and the lid (16) form an enclosure volume (18). The first volume compensator (22) having a first chamber (23), the first volume compensator (22) is mounted to the enclosure (10) outside the enclosure volume (18). The first chamber (23) has a variable volume. The second volume compensator (30) having a second chamber (31). The second chamber (31) has a variable volume. The connector assembly (20) extends through the lid (16) and into the enclosure volume (18) and comprises a housing (24) forming a third chamber (26) and a connector part (28). The connector part (28) is mounted at least partly within the housing (24) and the housing (24) is located at least partly within the enclosure volume (18), the connector part (28) extends through the housing (24) and into the enclosure volume (18). The first chamber (23), the second chamber (31) and the third chamber (26) are liquidly connected to one another to form a compensator volume (23, 31, 26). The compensator volume (23, 31, 26) is arranged, in liquid flow order, between the enclosure volume (18) and ambient (54) the enclosure (10) thereby forming at least two sealing barriers between ambient (54) and the enclosure volume (18).
A method of determining reliability of an element (15) of an actuator of a valve closure member (25) comprises applying a signal from a signal source (18) comprising one of a current source, or a voltage source, through the element (15) of the actuator (14). The element (15) is adapted to hold a subsea valve closure member (25) in a position whereby fluid flow through the valve is enabled. Time varying values of at least one of amplitude or frequency of the signal flowing through the element are measured. The measured values are compared with predetermined values and an indication is provided, if the measured values are outside an acceptable range, or threshold.
F16K 37/00 - Moyens particuliers portés par ou sur les soupapes ou autres dispositifs d'obturation pour repérer ou enregistrer leur fonctionnement ou pour permettre de donner l'alarme
An MV DC electrical energy distribution system includes two or more MV DC buses, coupled together in normal operation by a solid state switch. Each MV DC bus is adapted to be electrically coupled to one or more consumers. Each MV DC bus is coupled to one or more MV DC energy storage devices. The MV DC energy storage devices each have a plurality of LV energy storage stacks connected together in series. Each MV DC energy storage device uses a power control unit to distribute the power between different MV DC energy storage strings or to control the power of each MV-energy storage devices individually.
An intrusive wear sensor (1) comprises one or more optical fibres (22, 122, 222) mounted in an intrusive probe housing (20), one end of the one or more optical fibres being adapted to be directly exposed to a process fluid in use. An electronics module (13) is mounted in the wear sensor and separated from the process fluid flow (14) by a barrier (16). The electronics module (13) comprises a light transmitter (27) to transmit a light beam (23) along the one or more optical fibres to an interface (21, 121, 221) with the process fluid; and a light detector (26) to receive the reflected light (24), whereby a change in length of the one or more optical fibres (22, 122, 222) may be determined from a change in detected time of travel of the light beam (23, 24).
G01N 21/85 - Analyse des fluides ou solides granulés en mouvement
G01B 9/00 - Instruments de mesure caractérisés par l'utilisation de techniques optiques
G01N 3/56 - Recherche de la résistance à l'usure ou à l'abrasion
G01N 21/954 - Inspection de la surface intérieure de corps creux, p. ex. d'alésages
G01B 11/06 - Dispositions pour la mesure caractérisées par l'utilisation de techniques optiques pour mesurer la longueur, la largeur ou l'épaisseur pour mesurer l'épaisseur
A subsea cable repair system comprises a first wet mate connector part (11) and a second wet mate connector part (14). The first and second wet mate connector parts comprise a receptacle and a plug. Separate lengths of oil filled hose (12) are attached to one end of each of the first and second connector parts (11, 14) and a cable termination (13) is attached to the other end of each of the separate lengths of oil filled hose.
H01B 3/20 - Isolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques liquides, p. ex. huiles
An electrical coupling (20) comprises a pair of hollow cylindrical tubes (19). Each tube (19) comprises an electrical feedthrough piston (22) mounted in the tube and piston rings (23) to moveably seal the piston to the tube. Each tube (19) of the coupling is adapted to be fitted to a first housing (13) common to the pair of hollow cylindrical tubes. At least one of the pair of hollow tubes (19) of the coupling is adapted to be coupled to a second housing (25), a cable, or an umbilical (17). The other of the pair of hollow cylindrical tubes (19) is adapted to be coupled to a cable or umbilical (18). The first housing (13) comprises a fluid filled, non-pressure compensated housing and the second housing (25) comprises a gas filled housing. The cable or umbilical (17, 18) is fluid filled and pressure compensating.
A dry mateable subsea electrical connector coupling, having a removable connector body adapted to couple a first connector part, terminated to a subsea cable or jumper, to a subsea sensor device, or to a subsea wet mateable connector part. The removable connector body is adapted to seal a chamber of the first connector part terminated to the subsea hose or jumper and to receive electrical conductors of the subsea sensor device or subsea wet mateable connector part. The removable connector body includes electrical conductors and fittings adapted to receive corresponding electrical conductors and fittings from the hose or jumper.
H01R 13/523 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes pour l'emploi sous l'eau
H01R 13/52 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes
H01R 13/621 - Boulon, vis de serrage ou attache à vis
H01R 43/00 - Appareils ou procédés spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation de connecteurs de lignes ou de collecteurs de courant ou pour relier les conducteurs électriques
A subsea equipment assembly includes a first component having an axis, a second component, and an anti-vibration bracket. The anti-vibration bracket is attached to the first component and the second component. In use the first component is caused to vibrate at least in a radial direction relative to the axis. The anti-vibration bracket includes a plate portion. The plate portion extends at least radially away from the first component and includes an attachment region located a radial distance away from the first component, the second component is attached to the attachment region. The anti-vibration bracket includes an array of slots, at least some of the slots of the array of slots are located between the first component and the attachment region.
F16M 13/02 - Autres supports ou appuis pour positionner les appareils ou les objetsMoyens pour maintenir en position les appareils ou objets tenus à la main pour être portés par un autre objet ou lui être fixé, p. ex. à un arbre, une grille, un châssis de fenêtre, une bicyclette
F16F 1/38 - Ressorts en matière plastique, p. ex. en caoutchoucRessorts faits d'un matériau à friction intérieure élevée avec manchon de matériau élastique entre un manchon extérieur rigide et un étui intérieur rigide ou une broche
An erosion sensor includes a plurality of individual sensing elements arranged in a stack. Each sensing element is separated from an adjacent sensing element by an electrically non-conducting material. The erosion sensor further includes a reference sensing element, the reference sensing element being separated from the closest sensing element, of the plurality of individual sensing elements, by an electrically non-conducting material. Each sensing element has a thickness of at least 0.25 mm.
A vessel hybrid combined cycle power and propulsion system comprises a steam turbine (6), at least one gas turbine (8), at least one auxiliary generator (3); an electric propulsion drive system and an energy storage system (10), each connected to a section of an AC bus (20, 21). The system further comprises a source of steam for the steam turbine (6), and a control system for controlling operation of the steam turbine, gas turbine, auxiliary generators, electric drive propulsion system and energy storage system. The primary source of steam for the steam turbine is exhaust gas (16) from the gas turbine (8). The primary source of gas for the gas turbine (8) is boil off gas from the cargo hold. The AC bus comprises a plurality of sections of AC bus (20, 21, 72, 75, 32, 33) coupled together by bus ties closed in normal operation forming a closed ring AC bus. The electric propulsion drive system comprises a variable speed drive, driving an electric motor (24, 25) coupled through a drive shaft (76) to a propeller (77).
B63B 25/16 - Installations de chargement, p. ex. pour le rangement ou l'arrimageNavires spécialisés à cet effet pour chargement de marchandises fluides fermées isolées de la chaleur
B63J 3/02 - Entraînement des auxiliaires par l'ensemble moteur de propulsion
B63H 21/17 - 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 par moteur électrique
F02C 6/18 - Utilisation de la chaleur perdue dans les ensembles fonctionnels de turbines à gaz à l'extérieur des ensembles eux-mêmes, p. ex. ensembles fonctionnels de chauffage à turbine à gaz
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
H02J 3/38 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs
H02J 3/46 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs contrôlant la répartition de puissance entre les générateurs, convertisseurs ou transformateurs
B63H 23/24 - Transmission de l'énergie de l'appareil de propulsion aux éléments propulsifs à entraînement non mécanique électrique
B63H 21/06 - Aménagements de l'appareil moteur de propulsion ou de certains de ses éléments pour utilisation à bord des navires la propulsion du navire étant à vapeur par turbines à vapeur
B63H 21/16 - 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 par turbines à gaz
B63J 99/00 - Matière non prévue dans les autres groupes de la présente sous-classe
B63J 3/04 - Entraînement des auxiliaires par l'ensemble moteur autre que celui de la propulsion
A subsea sensor module includes a sensor housing having a first section, a second section and a third section, each section having an outer profile and a module flange having an inner profile. An outer surface of the flange is substantially perpendicular to an outer surface of the housing in the first section. The housing outer profile and flange inner profile are substantially the same along the second section of the housing. A shoulder is formed in the housing outer profile in the third section by a transition of the diameter of the outer profile from a smaller to a larger diameter. The flange has a corresponding shoulder in the flange inner profile; wherein the flange is shrink fit mounted radially outwardly of the sensor housing second section such that the shoulders are in contact.
An electrical energy distribution system for a vessel or platform includes a plurality of DC buses, each DC bus coupled to a corresponding energy storage bus; each energy storage bus being coupled to a neighboring energy storage bus of the system through a first DC/DC converter. The plurality of energy storage buses are connected together to form a ring. Each energy storage bus is further coupled to an energy store through a second DC/DC converter.
H02J 3/38 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs
H02J 1/10 - Fonctionnement de sources à courant continu en parallèle
H02J 3/32 - Dispositions pour l'équilibrage de charge dans un réseau par emmagasinage d'énergie utilisant des batteries avec moyens de conversion
H02J 5/00 - Circuits pour le transfert d'énergie électrique entre réseaux à courant alternatif et réseaux à courant continu
H02M 3/42 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs dynamiques utilisant des organes mécaniques d'établissement et de coupure de contact pour interrompre une tension unique avec des contacts vibrants actionnés électromagnétiquement, p. ex. rupteurs
The invention relates to a fuse device (10) for an electric power supply network (12), in particular a power supply network supplied with a DC voltage, comprising two separately arranged connection contacts (16, 18), an electric conductor (14) which is connected to the connection contacts (16, 18) in order to establish an electric connection between the connection contacts (16, 18), and a pyrotechnic trigger unit (20), which is arranged in the region of the electric conductor (14), for irreversibly separating the connection contacts (16, 18) by at least partly destroying the electric line (14). The fuse device (10) has at least one sensor unit (22) for detecting a physical trigger variable and for providing a sensor signal on the basis of the detected physical trigger variable and an ignition unit (24) which is coupled to the sensor unit (22) and which is designed to trigger the pyrotechnic trigger unit (20) on the basis of a specifiable value of the sensor signal.
H01H 39/00 - Dispositifs de commutation actionnés par une explosion produite à l'intérieur du dispositif et amorcée par un courant électrique
H02H 3/087 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à une surcharge pour des systèmes à courant continu
28.
METHOD AND SYSTEM FOR MODELLING INDUSTRIAL PROCESSES
The present invention relates to a method and system for modelling industrial processes, including closed loop feedback processes. The system comprises at least one sensor for measuring at least one input for the industrial process; and a processor which is configured to receive a measurement of the at least one input from the at least one sensor at an input time. The processor is also configured to implement a hybrid neural network model to output a derivative of the at least one output at the input time based on the received measurement, wherein the neural network model incorporates at least one neural network block and a first-principle block incorporating dynamic model comprising an ordinary differential equation defining the rate of change over time of the at least one output as a function of the or each associated input; input the derivative to an ordinary differential equation solver to predict the at least one output at a subsequent time; and output the prediction of at least one output at the subsequent time using the at least one measured input.
G05B 13/02 - Systèmes de commande adaptatifs, c.-à-d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques
G05B 13/04 - Systèmes de commande adaptatifs, c.-à-d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques impliquant l'usage de modèles ou de simulateurs
G05B 17/02 - Systèmes impliquant l'usage de modèles ou de simulateurs desdits systèmes électriques
G06F 30/20 - Optimisation, vérification ou simulation de l’objet conçu
A method of determining reliability of an element (15) of an actuator of a valve closure member (25) comprises applying a signal from a signal source (18) comprising one of a current source, or a voltage source, through the element (15) of the actuator (14). The element (15) is adapted to hold a subsea valve closure member (25) in a position whereby fluid flow through the valve is enabled. Time varying values of at least one of amplitude or frequency of the signal flowing through the element are measured. The measured values are compared with predetermined values and an indication is provided, if the measured values are outside an acceptable range, or threshold.
F16K 37/00 - Moyens particuliers portés par ou sur les soupapes ou autres dispositifs d'obturation pour repérer ou enregistrer leur fonctionnement ou pour permettre de donner l'alarme
G01N 27/04 - Recherche ou analyse des matériaux par l'emploi de moyens électriques, électrochimiques ou magnétiques en recherchant l'impédance en recherchant la résistance
A method of providing energy storage units to an energy storage system on a vessel adapted to use stored energy includes receiving notification at a charging station onshore, of a user energy storage requirement; dispatching an autonomous vehicle from the charging station with one or more replacement energy storage units for the system; removing one or more used energy storage units from an operational location of the system; inserting the replacement energy storage unit at the same operational location of the system; and returning the used energy storage unit to the charging station.
B63H 21/17 - 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 par moteur électrique
An enclosure (10) for a subsea control and power arrangement (12), the enclosure (10) comprises: a cannister (14) and a lid (16), a connector assembly (20), a first volume compensator (22) and a second volume compensator (30). The cannister (14) and the lid (16) form an enclosure volume (18). The first volume compensator (22) having a first chamber (23), the first volume compensator (22) is mounted to the enclosure (10) outside the enclosure volume (18). The first chamber (23) has a variable volume. The second volume compensator (30) having a second chamber (31). The second chamber (31) has a variable volume. The connector assembly (20) extends through the lid (16) and into the enclosure volume (18) and comprises a housing (24) forming a third chamber (26) and a connector part (28). The connector part (28) is mounted at least partly within the housing (24) and the housing (24) is located at least partly within the enclosure volume (18), the connector part (28) extends through the housing (24) and into the enclosure volume (18). The first chamber (23), the second chamber (31) and the third chamber (26) are liquidly connected to one another to form a compensator volume (23, 31, 26). The compensator volume (23, 31, 26) is arranged, in liquid flow order, between the enclosure volume (18) and ambient (54) the enclosure (10) thereby forming at least two sealing barriers between ambient (54) and the enclosure volume (18).
An MV DC electrical energy distribution system comprises two or more MV DC buses (127, 128), coupled together in normal operation by a solid state switch (96, 97). Each MV DC bus is adapted to be electrically coupled to one or more consumers (24, 106, 107). Each MV DC bus is coupled to one or more MV DC energy storage devices (63, 65). The MV DC energy storage devices (63, 65) each comprise a plurality of LV energy storage stacks (43, 44) connected together in series. Each MV DC energy storage device uses a power control unit to distribute the power between different MV DC energy storage strings or to control the power of each MV-energy storage devices individually.
A subsea housing assembly, in particular for a subsea sensor, includes a first housing portion and a second housing portion. The first housing portion includes a first electrical connection for data communication and the second housing portion includes a second electrical connection for data communication. A wall provides separation between the first housing portion and the second housing portion of the subsea housing. An inductive coupler, that includes a first coupling section disposed in the first housing portion and a second coupling section disposed in the second housing portion, is provided. The inductive coupler is configured to provide inductive coupling across the wall for providing at least a data communication between the first and second electrical connections.
A dry mateable subsea electrical connector coupling, comprises a removable connector body adapted to couple a first connector part, terminated to a subsea cable or jumper, to a subsea sensor device, or to a subsea wet mateable connector part; The removable connector body (11) is adapted to seal a chamber (16) of the first connector part (2) terminated to the subsea hose or jumper and to receive electrical conductors (4) of the subsea sensor device or subsea wet mateable connector part. The removable connector body comprises electrical conductors and fittings adapted to receive corresponding electrical conductors and fittings from the hose or jumper.
H01R 31/06 - Pièces intermédiaires pour joindre deux pièces de couplage, p. ex. adaptateur
H02G 1/10 - Méthodes ou appareils spécialement adaptés à l'installation, entretien, réparation, ou démontage des câbles ou lignes électriques pour poser les câbles, p. ex. appareils de pose sur véhicule dans ou sur l'eau
H01R 24/86 - Contacts parallèles disposés autour d'un axe commun
H01R 13/621 - Boulon, vis de serrage ou attache à vis
H01R 13/523 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes pour l'emploi sous l'eau
H01R 13/52 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes
E21B 33/038 - Connecteurs utilisés sur les têtes de puits, p. ex. pour relier l'obturateur anti-éruption et la colonne montante dans l'eau
An energy storage module includes a plurality of energy storage devices electrically connected together in series; and a plurality of electronics boards distributed across the module, in electrical contact with one or more of the energy storage devices. The module further includes a plurality of flexible printed circuit boards whereby each of the plurality of electronics boards are electrically connected together in series with a neighboring one of the plurality of electronics boards by a different one of the flexible printed circuit boards. For each electronics board and for each flexible printed circuit board, a ground plane is provided, whereby the ground planes provide electrical grounding at substantially the same potential across all the electronics boards and all the flexible printed circuit boards.
H01M 50/284 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports comprenant l’insertion de cartes de circuits, p. ex. de cartes de circuits imprimés
A vessel power distribution system for controlling power supply to and from a propulsion system (10, 20) of a vessel, the propulsion system comprising at least two drive shafts, each having a propeller and each propulsion system comprising a motor/generator unit (34) adapted to receive power from a prime mover (31) of the vessel and supply it to the drive shaft (32), or to receive power from an alternative energy source and supply power to the shaft. The power distribution system further comprises a converter unit (39) comprising for the first drive shaft, two shaft generator converters and a first energy storage unit coupled to a first DC bus; and for the second drive shaft, two shaft generator converters and a second energy storage unit coupled to a second DC bus; each of the DC buses being coupled together by a switching device. The switching device comprises two pairs of controllable semiconductor devices (61) in parallel with diodes (62) arranged such that current flow between the first and second DC buses (44, 45) is inhibited when at least one of the semiconductor devices is non-conducting; whereby power from one prime mover may be switched from a first drive shaft (32) to a second drive shaft (32), or vice versa; or power from an alternative energy source may be directed to one of the first and second drive shafts.
H02J 7/14 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries pour la charge de batteries par des générateurs dynamo-électriques entraînés à vitesse variable, p. ex. sur véhicule
H02J 7/24 - Régulation du courant ou de la tension de charge par variation de champ utilisant des tubes à décharge ou dispositifs à semi-conducteurs
H02J 3/00 - Circuits pour réseaux principaux ou de distribution, à courant alternatif
H02J 3/32 - Dispositions pour l'équilibrage de charge dans un réseau par emmagasinage d'énergie utilisant des batteries avec moyens de conversion
H02J 3/48 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs contrôlant la répartition de puissance entre les générateurs, convertisseurs ou transformateurs contrôlant la répartition de la composante en phase
A subsea enclosure arrangement for a subsea component, the enclosure includes walls of a fluid tight material, each wall terminating in a flange; a cover for closing the enclosure; an elastomeric seal between the flange and the cover; compressive members to apply a compressive force to the elastomeric seal, via the cover and the flange; a bracket connecting the flange to the cover; a weld seal between the bracket and the flange; and a weld seal between the bracket and the cover.
F16J 15/10 - Joints d'étanchéité entre surfaces immobiles entre elles avec garniture solide comprimée entre les surfaces à joindre par garniture non métallique
A subsea sensor module (10) comprising a sensor housing (12) having a first section, a second section and a third section, each section having an outer profile and a module flange (11) having an inner profile. An outer surface of the flange is substantially perpendicular to an outer surface of the housing in the first section. The housing outer profile and flange inner profile are substantially the same along the second section of the housing. A shoulder (19) is formed in the housing outer profile in the third section by a transition of the diameter of the outer profile from a smaller to a larger diameter. The flange (11) comprises a corresponding shoulder (19) in the flange inner profile; wherein the flange is shrink fit mounted radially outwardly of the sensor housing second section such that the shoulders are in contact.
E21B 47/017 - Protection des instruments de mesure
E21B 47/12 - Moyens pour la transmission de signaux de mesure ou signaux de commande du puits vers la surface, ou de la surface vers le puits, p. ex. pour la diagraphie pendant le forage
E21B 47/13 - Moyens pour la transmission de signaux de mesure ou signaux de commande du puits vers la surface, ou de la surface vers le puits, p. ex. pour la diagraphie pendant le forage par énergie électromagnétique, p. ex. gammes de fréquence radio
An electrical energy distribution system (1) for a vessel or platform comprises a plurality of DC buses (DC BB1, DC BB2, DC BB3, DC BB4), each DC bus coupled to a corresponding energy storage bus (ES BB1, ES BB2, ES BB3, ES BB4); each energy storage bus being coupled to a neighbouring energy storage bus of the system through a first DC/DC converter (10, 11, 12, 13). The plurality of energy storage buses are connected together to form a ring. Each energy storage bus is further coupled to an energy store (14, 15, 16, 17) through a second DC/DC converter (18, 19, 20, 21).
A subsea single phase coupler for a subsea connector comprises a housing (10) having an inboard end (30) and an outboard end (33). The inboard end of the housing comprises a rigid mount (22) to receive a first wet mate connector part (12). The outboard end of the housing comprises a cradle (21) to receive a second wet mate connector part (14). The housing (10) further comprises a first locating element (25) in the cradle (21) to receive a second locating element (24) on the second wet mate connector part (14) to locate the second connector part in the housing after connection of the first and second wet mate connector parts. The coupler housing (10) comprises a section of standard profile beam.
H01R 13/523 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes pour l'emploi sous l'eau
H01R 43/26 - Appareils ou procédés spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation de connecteurs de lignes ou de collecteurs de courant ou pour relier les conducteurs électriques pour engager ou séparer les deux pièces d'un dispositif de couplage
H01R 31/06 - Pièces intermédiaires pour joindre deux pièces de couplage, p. ex. adaptateur
An arrangement is for releasable interconnection. In an embodiment, the arrangement includes an outer ring having an inner diameter; and an inner ring having an outer diameter not greater than the inner diameter of the outer ring. One of the outer ring and the inner ring includes at least a first magnet ring and a second magnet ring, spaced apart in an axial direction leaving an axial space there between. The other of the outer ring and the inner ring includes at least one third magnet ring. The first and the second magnet rings are oriented such that same magnetic poles face each other.
H01R 11/30 - Pièces d'extrémité maintenues en contact par un aimant
H01R 13/62 - Moyens pour faciliter l'engagement ou la séparation des pièces de couplage ou pour les maintenir engagées
H01R 13/04 - Broches ou lames destinées à coopérer avec des alvéoles
H01R 13/52 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes
H01R 13/523 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes pour l'emploi sous l'eau
H01R 43/26 - Appareils ou procédés spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation de connecteurs de lignes ou de collecteurs de courant ou pour relier les conducteurs électriques pour engager ou séparer les deux pièces d'un dispositif de couplage
A DC energy storage unit with a plurality of energy storage modules, each energy storage module including a plurality of electrochemical energy storage devices electrically connected in series; an internal control unit in the energy storage module; a power supply for the internal control unit; and a wireless communication system; wherein the total voltage of the plurality of energy storage devices in series is greater than or equal to 40 V DC, wherein the plurality of energy storage modules are coupled together in series, or in parallel, each energy storage unit including a wireless gateway for communication between the energy storage unit controller and each energy storage module; wherein each energy storage module further has a housing, the housing at least partially having a non magnetic material.
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
H01M 10/613 - Refroidissement ou maintien du froid
H02J 50/80 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique mettant en œuvre l’échange de données, concernant l’alimentation ou la distribution d’énergie électrique, entre les dispositifs de transmission et les dispositifs de réception
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
H02J 1/10 - Fonctionnement de sources à courant continu en parallèle
H01M 10/6556 - Composants solides comprenant des canaux d'écoulement ou des tubes pour un échange de chaleur
A DC energy storage module has a plurality of DC energy storage devices electrically connected in series; and a passive or active radio frequency identification tag, or near field communication device located within the energy storage module; wherein the tag or device is configured to be activated from an inactive mode to an active mode in response to an electromagnetic field generated by a transmitter within range of the tag or device; and wherein the tag or device is configured to receive a location dependent identifier from the transmitter.
G06K 7/08 - Méthodes ou dispositions pour la lecture de supports d'enregistrement avec des moyens de perception des modifications d'un champ électrostatique ou magnétique, p. ex. par perception des modifications de la capacité entre des électrodes
G06K 7/10 - Méthodes ou dispositions pour la lecture de supports d'enregistrement par radiation électromagnétique, p. ex. lecture optiqueMéthodes ou dispositions pour la lecture de supports d'enregistrement par radiation corpusculaire
G06K 19/07 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p. ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré
A method of ground fault detection in a power distribution system includes detecting a ground fault in the power distribution system; sending an instruction to a first switching device to disconnect a first energy storage unit from the energy storage system whilst the remaining energy storage units remain connected in parallel to the DC bus to be able to continue to supply power to the power distribution system and testing again for a ground fault. The testing for a ground fault is carried out again and disconnecting, testing and reconnecting steps are repeated until the ground fault has been identified, or all energy storage units have been tested.
G01R 31/396 - Acquisition ou traitement de données pour le test ou la surveillance d’éléments particuliers ou de groupes particuliers d’éléments dans une batterie
G01R 31/392 - Détermination du vieillissement ou de la dégradation de la batterie, p. ex. état de santé
G01R 31/52 - Test pour déceler la présence de courts-circuits, de fuites de courant ou de défauts à la terre
H02H 1/00 - Détails de circuits de protection de sécurité
H02H 3/16 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à un courant de défaut à la terre ou à la masse
An exhaust system for energy storage modules connected in series in a cubicle and energy storage cubicles connected in parallel. A cubicle exhaust duct is connected to each of the storage modules in one cubicle and an opening between each of the storage modules and the exhaust duct. A common exhaust duct is connected to each cubicle exhaust duct, an extractor fan, a fluid inlet for the extractor fan with a duct connected to a source of air and a fluid outlet for the extractor fan. A cross section of the fluid inlet is smaller than the fluid outlet. An entry of the fluid inlet and an exit of the fluid outlet are outside the storage device and outside a compartment of the storage device. The extractor fan circulates air and creates an under-pressure in the common exhaust duct and cubicle exhaust ducts to guide gas out the exhaust ducts.
H01M 50/30 - Aménagements pour faciliter l’échappement des gaz
H01M 10/613 - Refroidissement ou maintien du froid
H01M 10/6563 - Gaz avec circulation forcée, p. ex. par des soufflantes
H01M 10/6566 - Moyens dans l'écoulement du gaz pour guider l'écoulement autour d'un ou plusieurs éléments, p. ex. collecteurs, chicanes ou autres barrières
H01M 50/20 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports
H01M 50/383 - Moyens pare-flammes ou moyens de prévention de l’allumage
H01M 50/251 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux dispositifs fixes, p. ex. production d’énergie tampon ou production d’énergie de secours
H01M 10/627 - Installations fixes, p. ex. ensemble de production d’énergie tampon ou de production d’énergie de secours
H01M 50/204 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules
H01M 50/249 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux aéronefs ou aux véhicules, p. ex. aux automobiles ou aux trains
A subsea assembly includes a housing having a flange interface for interfacing with a flange of a process fluid carrying component, wherein the housing is configured such that boltheads or nuts exerting a fastening force on the subsea assembly when mounted to the process fluid carrying component are spaced from the flange interface so that the dimensions of the housing of the subsea assembly at the flange interface are not affected by a space required for a bolthead or nut fastening tool.
A subsea housing assembly has a subsea housing with a first and a second housing portion. The first and second housing portions have first and second electrical connections for data communication. A wall separates the first and second housing portions. The assembly has an inductive coupler with first and second coupling sections disposed in the first and second housing portions. The inductive coupler provides inductive coupling across the wall for data communication between the first and second electrical connections. The inductive coupler has inner and outer coils wherein the outer coil at least partly surrounds the inner coil and at least part of the wall extends between the inner and outer coil. Soft magnetic material is arranged around the outer coil and/or inside the inner coil such that the magnetic flux is collected and guided from the outer to the inner coil and/or from the inner to the outer coil.
A subsea housing assembly has a subsea housing with first and second housing portions having first and second electrical connections for data communication with a separating wall. An inductive coupler has first and second coupling sections disposed in the first and second housing portions and provides inductive coupling across the wall for data communication between the first and second electrical connections. The inductive coupler has inner and outer coils. The outer coil at least partly surrounds the inner coil and at least part of the wall extends between the inner and outer coil. Soft magnetic material is arranged around the outer coil and/or inside the inner coil where magnetic flux is collected and guided from the outer to the inner coil and/or from the inner to the outer coil. A support structure is provided around and/or inside the part of the wall extending between the inner and outer coil.
G01K 1/08 - Dispositifs de protection, p. ex. étuis
G01K 1/14 - SupportsDispositifs de fixationDispositions pour le montage de thermomètres en des endroits particuliers
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 19/06 - Moyens pour empêcher la surcharge ou l'influence délétère du milieu à mesurer sur le dispositif de mesure ou vice versa
H02J 50/10 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique utilisant un couplage inductif
A method of assembling and electrically interconnecting an energy storage system, the system includes a cabinet and a plurality of energy storage modules which may be connected together in the cabinet, each energy storage module has a plurality of energy storage devices. The method includes carrying out an electrical interconnection step by providing a removable current monitoring device at one pole of a circuit of the cabinet during the electrical interconnection step; connecting a first module to the pole; monitoring current flow after connecting the first module and, if no current flow is detected, connecting a further module in series with the first module. The monitoring and connecting steps are repeated for each subsequent module until all modules of the cabinet have been electrically interconnected. The final module is connected to the other pole of the circuit and the current monitoring device is disconnected and removed from the circuit.
G01R 31/385 - Dispositions pour mesurer des variables des batteries ou des accumulateurs
G01R 31/50 - Test d’appareils, de lignes, de câbles ou de composants électriques pour y déceler la présence de courts-circuits, de continuité, de fuites de courant ou de connexions incorrectes de lignes
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
H01M 10/613 - Refroidissement ou maintien du froid
H01M 10/627 - Installations fixes, p. ex. ensemble de production d’énergie tampon ou de production d’énergie de secours
H01M 50/20 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports
An uninterruptible power supply unit for subsea applications includes a flow battery including: at least one flow battery module including at least a negative electrode cell and a positive electrode cell, a first electrolyte storage tank connected to the negative electrode cell to provide the negative electrode cell with a first electrolyte, and a second electrolyte storage tank connected to the positive electrode cell to provide the positive electrode cell with a second electrolyte. The unit further includes at least one electrolyte pressure compensator, connected to the first electrolyte storage tank and connected to the second electrolyte storage tank, respectively, to provide pressure balancing between an ambient medium surrounding the at least one electrolyte pressure compensator and first electrolytes and second electrolytes inside the first electrolyte storage tank and inside the second electrolyte storage tank, respectively.
An arrangement provides an AC current to a load for direct electrical heating. The arrangement includes a AC-DC-AC converter cell. The converter cell has at least two converter input terminals connected to at least two transformer output terminals. The converter cell has a first converter output terminal and a second converter output terminal, wherein the first converter cell output terminal is adapted to be connected to the load.
H02M 5/458 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant alternatif, p. ex. pour changement de la tension, pour changement de la fréquence, pour changement du nombre de phases avec transformation intermédiaire en courant continu par convertisseurs statiques utilisant des tubes à décharge ou des dispositifs à semi-conducteurs pour transformer le courant continu intermédiaire en courant alternatif utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs
H02M 5/45 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant alternatif, p. ex. pour changement de la tension, pour changement de la fréquence, pour changement du nombre de phases avec transformation intermédiaire en courant continu par convertisseurs statiques utilisant des tubes à décharge ou des dispositifs à semi-conducteurs pour transformer le courant continu intermédiaire en courant alternatif utilisant des dispositifs du type thyratron ou thyristor exigeant des moyens d'extinction utilisant uniquement des dispositifs à semi-conducteurs
An electric charging system for a vessel, vehicle, or aircraft includes one or more energy storage modules on the vessel, vehicle, or aircraft; a pulse rectifier; a converter; and a voltage control transformer. The one or more energy storage modules are connected to outputs of the pulse rectifier. The voltage control transformer is connected to inputs of the pulse rectifier. The voltage control transformer includes a serial transformer having a plurality of pairs of transformer windings, connected together in series, one winding of each pair being adapted to be connected between the pulse rectifier and an input from an energy source and the other winding is connected to the converter.
B60L 53/122 - Circuits ou procédés pour entraîner la bobine primaire, c.-à-d. en alimentant la bobine en énergie électrique
B60L 50/40 - Propulsion électrique par source d'énergie intérieure au véhicule utilisant de la puissance de propulsion fournie par des condensateurs
B60L 50/60 - Propulsion électrique par source d'énergie intérieure au véhicule utilisant de la puissance de propulsion fournie par des batteries ou des piles à combustible utilisant de l'énergie fournie par des batteries
H02J 50/10 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique utilisant un couplage inductif
A power supply system has a primary power source and an energy storage system. The primary power source is adapted to supply power on demand to a load. One or more energy storage modules of the energy storage system are adapted to receive regenerative power from the load. The power supply system further includes a converter connected between the load, the energy storage system; and the primary power source, the converter has a three phase voltage source converter and an additional two pulse bridge. A blocking diode is connected between the load and the converter.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
H02J 3/32 - Dispositions pour l'équilibrage de charge dans un réseau par emmagasinage d'énergie utilisant des batteries avec moyens de conversion
H02J 7/02 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries pour la charge des batteries par réseaux à courant alternatif au moyen de convertisseurs
H02M 7/5387 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs, p. ex. onduleurs à impulsions à un seul commutateur dans une configuration en pont
E21B 41/00 - Matériel ou accessoires non couverts par les groupes
A DC power distribution system includes a plurality of power sources and a DC power distribution bus having a plurality of DC bus sections. At least one power source is coupled to each of the DC bus sections. One or more power switching assemblies couple one of the DC bus sections to another. The power switching assembly has first and second terminals, the first terminal being electrically coupled to a first bus section and the second terminal being electrically coupled to a second bus section. First and second semiconductor devices are electrically coupled between the first and second terminal to control current flow between the first terminal and the second terminal. At least one power switching assembly further includes a pair of current limiters coupled between the first and second semiconductor devices and an energy store is coupled to that power switching assembly between the pair of current limiters.
An energy storage system has one or more energy storage units, each energy storage unit including one or more energy storage modules, and each energy storage module including a plurality of electrochemical energy storage devices connected in series. A DC switching device is provided in series with the or each energy storage unit. The DC switching device includes a semiconductor device and a rectifying unit in parallel with the semiconductor device.
A DC energy storage module has a plurality of DC energy storage devices electrically connected in series; an internal control unit in the DC energy storage module; and a power supply for the internal control unit. The power supply for the internal control unit includes one or more of the DC energy storage devices in the module, electrically connected to the internal control unit through a rectifying unit.
H01M 10/654 - Moyens de commande de la température associés de façon structurelle avec les éléments situés à l'intérieur du boîtier des éléments, p. ex. mandrins, électrodes ou électrolytes
H01M 10/6555 - Barres ou plaques disposées entre les éléments
H01M 10/6557 - Composants solides comprenant des canaux d'écoulement ou des tubes pour un échange de chaleur disposés entre les éléments
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
H02J 7/34 - Fonctionnement en parallèle, dans des réseaux, de batteries avec d'autres sources à courant continu, p. ex. batterie tampon
Additional cooling is provided to an energy storage module of a cooling system with a plurality of cooling channels in contact with a surface of an energy storage device, by pipe connections of a common cooling fluid outlet pipe that have a lower melting point than pipe connections of the common cooling fluid inlet pipe. In use, if the pipe connections are subjected to elevated temperatures, or fire, the pipe connections of the common fluid outlet pipe fail before the pipe connections of the common fluid inlet pipe, causing a pressure drop, whereby the rate of fluid flow through the cooler of the energy storage module in which the pipe connection has failed is substantially increased.
H01M 10/613 - Refroidissement ou maintien du froid
H01M 10/6556 - Composants solides comprenant des canaux d'écoulement ou des tubes pour un échange de chaleur
H01M 10/6568 - Liquides caractérisés par des circuits d'écoulement. p. ex. boucles, situés à l'extérieur des éléments ou des boîtiers des éléments
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01G 11/10 - Condensateurs hybrides ou condensateurs EDL multiples, p. ex. réseaux ou modules
H01G 11/18 - Agencements ou procédés de réglage ou de protection des condensateurs hybrides ou EDL contre les surcharges thermiques, p. ex. chauffage, réfrigération ou ventilation
Example embodiments relate a subsea fuse device exposed to a high ambient pressure when deployed. The fuse device comprises a metallic fuse housing enclosing a low-pressure hollow space and a fuse arranged in the low-pressure hollow space, the fuse having two electrical connectors, wherein one of the electrical connectors of the fuse is electrically and thermoconductively coupled to the metallic fuse housing so as to provide an electrical connection between the fuse connector and the housing and to dissipate heat from the fuse.
H01H 85/02 - Dispositifs de protection dans lesquels le courant circule à travers un organe en matière fusible et est interrompu par déplacement de la matière fusible lorsqu'il devient excessif Détails
H01H 85/143 - Contacts électriquesFixation d'éléments fusibles sur de tels contacts
H01H 85/175 - Enveloppes caractérisées par leur configuration ou leur forme
H01H 85/20 - Socles pour supporter le fusibleLeurs pièces détachées
59.
Subsea direct electrical heating power supply system, direct electrical heating system and method of operating a subsea direct electrical heating power supply system
A subsea direct electrical heating power supply system includes at least one input device adapted to couple the direct electrical heating power supply system to a power supply and a subsea variable speed drive, for receiving electrical power from the at least one input device and for providing an AC output, including a plurality of series-connected power cells. Each power cell includes an inverter and a bypass device to selectively bypass the power cell. The system further includes an adjustable subsea capacitor connected to the AC output of the subsea variable speed drive; an output device adapted to couple the direct electrical heating power supply system to a subsea pipeline section; and a controller, adapted to adjust the capacitance of the adjustable subsea capacitor such that upon the system output voltage being reduced, the current output by the direct electrical heating power supply system is increased.
H05B 1/02 - Dispositions de commutation automatique spécialement adaptées aux appareils de chauffage
F16L 53/38 - Chauffage par résistance ohmique en utilisant des éléments de chauffage électrique allongés, p. ex. des fils ou des rubans
E21B 36/04 - Aménagements pour le chauffage, le refroidissement ou l'isolation dans les trous de forage ou dans les puits, p. ex. pour être utilisés dans les zones de permagel utilisant des réchauffeurs électriques
F16S 5/00 - Autres éléments de structure dont l'utilisation n'est pas limitée à une application qui soit entièrement couverte par une seule classe
H05B 3/42 - Éléments chauffants ayant la forme de tiges ou de tubes non flexibles
H02M 5/04 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant alternatif, p. ex. pour changement de la tension, pour changement de la fréquence, pour changement du nombre de phases sans transformation intermédiaire en courant continu par convertisseurs statiques
A DC power switching assembly includes a plurality of series connected power switching units. Each power switching unit has a first terminal of the unit and a second terminal of the unit, the terminals having the same polarity. A power switching sub-unit is electrically coupled between the first terminal and the second terminal of the unit to control current flow between the first terminal and the second terminal. The sub-unit has at least one semiconductor device, a current limiter and a pair of series connected diodes in parallel with the current limiter. The series connected diodes and current limiter are connected to one terminal of the semiconductor device; and a capacitor is connected to the other terminal of the semiconductor device.
H02J 3/36 - Dispositions pour le transfert de puissance électrique entre réseaux à courant alternatif par l'intermédiaire de haute tension à courant continu
H03K 17/10 - Modifications pour augmenter la tension commutée maximale admissible
H02H 3/087 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à une surcharge pour des systèmes à courant continu
H02H 7/26 - Protection sectionnelle de systèmes de câbles ou de lignes, p. ex. pour déconnecter une section dans laquelle un court-circuit, un défaut à la terre, ou une décharge d'arc se sont produits
H03K 17/0814 - Modifications pour protéger le circuit de commutation contre la surintensité ou la surtension sans réaction du circuit de sortie vers le circuit de commande par des dispositions prises dans le circuit de sortie
H02J 1/10 - Fonctionnement de sources à courant continu en parallèle
A DC power supply system has first and second DC power distribution bus sections and a DC power switching assembly has a plurality of series connected power switching units and a current limiter. Each power switching unit has a first and second power switching unit terminal and two symmetrical power switching sub-units to control current flow between. Each sub-unit is electrically connected on one side to one of the first and second power switching unit terminals and on the other side to the other sub-unit. The power switching sub-units each have a semiconductor device and in parallel with the semiconductor device, a series connected diode and capacitor. A first terminal of the assembly is electrically coupled to the first bus section and the second terminal is electrically coupled to the second bus section. The voltage at one side of the power switching assembly is greater than or equal to 1 kV.
H03K 17/0814 - Modifications pour protéger le circuit de commutation contre la surintensité ou la surtension sans réaction du circuit de sortie vers le circuit de commande par des dispositions prises dans le circuit de sortie
H02J 1/00 - Circuits pour réseaux principaux ou de distribution, à courant continu
A DC power distribution system has power sources, a DC power distribution bus with DC bus sections. The system has power switching assemblies to couple one of the DC bus sections to another and a system controller. An inverter is connected to one of the power switching assemblies to supply a consumer. The first and second terminals are electrically coupled to first and second bus sections. First and second semiconductor devices between the terminals control current flow and there is a current connection from each terminal to a power switching assembly controller for providing an indication of current. A control signal line is connected between the power switching assembly controller and each semiconductor device provides a signal to the semiconductor devices to control the current flow and an inverter coupler couples each current connection to the inverter. The inverter coupler has a feed from each current connection to the inverter.
H02J 1/10 - Fonctionnement de sources à courant continu en parallèle
H02H 7/26 - Protection sectionnelle de systèmes de câbles ou de lignes, p. ex. pour déconnecter une section dans laquelle un court-circuit, un défaut à la terre, ou une décharge d'arc se sont produits
H02H 7/28 - Protection sectionnelle de systèmes de câbles ou de lignes, p. ex. pour déconnecter une section dans laquelle un court-circuit, un défaut à la terre, ou une décharge d'arc se sont produits pour réseaux maillés
H02H 3/28 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à la différence de tensions ou de courantsCircuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à un angle de déphasage entre tensions ou courants comprenant la comparaison des valeurs de tension ou de courant des deux portions séparées d'un même système, p. ex. à deux bouts opposés d'une ligne, à la sortie et à l'entrée d'un appareil
B63H 21/17 - 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 par moteur électrique
H03K 17/687 - Commutation ou ouverture de porte électronique, c.-à-d. par d'autres moyens que la fermeture et l'ouverture de contacts caractérisée par l'utilisation de composants spécifiés par l'utilisation, comme éléments actifs, de dispositifs à semi-conducteurs les dispositifs étant des transistors à effet de champ
H03K 17/567 - Circuits caractérisés par l'utilisation d'au moins deux types de dispositifs à semi-conducteurs, p. ex. BIMOS, dispositifs composites tels que IGBT
H02J 3/00 - Circuits pour réseaux principaux ou de distribution, à courant alternatif
H02P 27/06 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p. ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs
A vessel energy management system for controlling power supply to and from a propulsion system of a vessel. The energy management system has a motor-generator unit adapted to receive power from a prime mover of the vessel, a frequency converter, an energy storage unit, and a controller. According to different embodiments, the energy storage unit includes one or more capacitors, super capacitors or ultra capacitors. The controller determines an instantaneous power requirement of the propulsion system and an average power generated by the prime mover. A comparator compares the instantaneous required power and average power. If the instantaneous required power exceeds the average power, the motor-generator unit receives energy from the energy storage unit. If the instantaneous required power is less than the average power, the motor-generator unit supplies power from the prime mover to the energy storage unit.
B60L 3/00 - Dispositifs électriques de sécurité sur véhicules propulsés électriquementContrôle des paramètres de fonctionnement, p. ex. de la vitesse, de la décélération ou de la consommation d’énergie
B63H 21/21 - Moyens de commande du moteur ou de la transmission spécialement adaptés à l'utilisation à bord d'un navire
B63H 21/17 - 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 par moteur électrique
A subsea splice termination unit for terminating and splicing two fiber optic cables, in particular of an umbilical, is provided. The subsea splice termination unit is configured for deployment in an underwater environment. The subsea splice termination unit includes a subsea enclosure, a first termination assembly for terminating a first fiber optic cable at the subsea splice termination unit, a second termination assembly for terminating a second fiber optic cable at the subsea splice termination unit, a chamber inside the subsea enclosure, a first penetrator leading at least a first optical fiber of the first fiber optic cable into the chamber, and a second penetrator leading at least a second optical fiber of the second fiber optic cable into the chamber. A splice between the first optical fiber and the second optical fiber is arranged in the chamber.
G02B 6/44 - Structures mécaniques pour assurer la résistance à la traction et la protection externe des fibres, p. ex. câbles de transmission optique
H02G 1/10 - Méthodes ou appareils spécialement adaptés à l'installation, entretien, réparation, ou démontage des câbles ou lignes électriques pour poser les câbles, p. ex. appareils de pose sur véhicule dans ou sur l'eau
H02G 9/02 - Installations de lignes ou de câbles électriques dans ou sur la terre ou sur l'eau tendus directement dans ou sur le sol, lit de rivière ou fond de merLeur recouvrement, p. ex. tuiles
A subsea data switch is provided. The subsea data switch includes a subsea housing, a data switching unit disposed in the subsea housing, and at least three termination assemblies for terminating at least three subsea cables) to the subsea data switch. In an embodiment, each subsea cable includes a data line, the data lines of the at least three subsea cables being connected to the data switching unit. The data switching unit is configured to provide data switching between the at least three connected data lines.
H05K 5/00 - Enveloppes, coffrets ou tiroirs pour appareils électriques
H01H 9/04 - Enveloppes étanches à la poussière, aux projections, aux éclaboussures, à l'eau ou aux flammes
H04B 10/80 - Aspects optiques concernant l’utilisation de la transmission optique pour des applications spécifiques non prévues dans les groupes , p. ex. alimentation par faisceau optique ou transmission optique dans l’eau
H04L 12/931 - Architecture de matrice de commutation
A connection assembly connects at least two subsea cables to a dual output subsea sensor An embodiment includes an adapter piece mounted to a rear part of the subsea sensor; a sensor port in the adapter piece, through which at least a first sensor connection and a second sensor connection are led to the subsea sensor; a first and second port for respectively providing a connection to a first and second subsea cable; a first penetrator providing a liquid tight seal between an interior space of the adapter piece and a duct connected to the first port; and a second penetrator providing a liquid tight seal between the interior space of the adapter piece and a duct connected to the second port. The sealing provided by the first and second penetrator preventing fluid communication between the respective duct connected to the first and second port, through the adapter piece.
H01R 13/52 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes
E21B 33/038 - Connecteurs utilisés sur les têtes de puits, p. ex. pour relier l'obturateur anti-éruption et la colonne montante dans l'eau
H02G 15/14 - Jonctions de câbles protégées par des coffrets, p. ex. par des boîtes de distribution, de connexion ou de jonction pour transformateurs, bobines de charge ou amplificateurs incorporés spécialement adaptés pour câbles sous-marins
G01R 1/04 - BoîtiersOrganes de supportAgencements des bornes
H01R 13/533 - Socles ou boîtiers conçus pour l'emploi dans des conditions extrêmes, p. ex. haute température, rayonnements, vibrations, environnement corrosif, pression
A connection assembly includes an adapter to be mounted to a rear part of a subsea sensor, a sensor port being located in the adapter, through which at least a first and a second sensor connection are led to the subsea sensor; a first port for providing a connection to a first of the subsea cables; and a second port for providing a connection to a second of the subsea cables. A first penetrator is arranged in the first port to provide a liquid tight seal between an interior space of the adapter and a duct connected to the first port leading the first sensor connection through the first port, and a second penetrator is arranged in the second port providing a liquid tight seal between the interior space of the adapter and a duct connected to the second port and leading the second sensor connection through the second port.
H01R 13/52 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes
H01R 13/533 - Socles ou boîtiers conçus pour l'emploi dans des conditions extrêmes, p. ex. haute température, rayonnements, vibrations, environnement corrosif, pression
H01R 13/66 - Association structurelle avec des composants électriques incorporés
G01K 7/02 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p. ex. des thermocouples
H02G 9/02 - Installations de lignes ou de câbles électriques dans ou sur la terre ou sur l'eau tendus directement dans ou sur le sol, lit de rivière ou fond de merLeur recouvrement, p. ex. tuiles
H02G 15/14 - Jonctions de câbles protégées par des coffrets, p. ex. par des boîtes de distribution, de connexion ou de jonction pour transformateurs, bobines de charge ou amplificateurs incorporés spécialement adaptés pour câbles sous-marins
H02G 15/117 - Jonctions de câbles protégées par des coffrets, p. ex. par des boîtes de distribution, de connexion ou de jonction pour des câbles à conducteurs multiples
G01K 7/16 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs
09 - Appareils et instruments scientifiques et électriques
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Electric and electronic components for use by the oil industry in subsea business operations and processes, namely, electrical switches for power distribution, inverters, transformers, electric connections, electric couplings, electric cables and electric wires; computer hardware and computer peripherals for use by the oil industry in digitalization, control and communication in subsea business operations and processes; computer software for use by the oil industry for recording, processing and transmitting data in subsea business operations and processes; Data communications apparatus for use by the oil industry in subsea business operations and processes, namely, data transmitters, data receivers, data processors; all of the aforesaid exclusively for the use in the field of subsea business Technical planning, technical research and technical development of installations, equipment and apparatus, namely, conducting technical research and providing technical advice regarding the design, use and operation of computer networks, computer hardware, computer peripherals and computer software used by the oil industry for subsea business ; Design and development of computer hardware and software for the oil industry for use in subsea business; Computer systems project management services in the field of electronic data processing for subsea business; Maintenance and installation of computer software; all of the aforesaid exclusively for the use in the field of subsea business
09 - Appareils et instruments scientifiques et électriques
37 - Services de construction; extraction minière; installation et réparation
Produits et services
Accumulators and batteries; Electrical storage batteries and battery modules; Apparatus and instruments for conducting, switching, storing, transforming, converting, accumulating, regulating or controlling electricity, namely, electrical cables and electrical wires, electrical switches, transformers, converters, electric accumulators, voltage regulators for electric power, power controllers; Batteries and battery modules for vehicles, namely, for ships and vessels; Battery packs; Electricity branch boxes in the nature of electrical connectors; Chargers for electric batteries; Electricity distribution consoles; Electrical cells; Electricity meters; Electrolytic cells electricity inverters; Electricity junction boxes; Voltage surge protectors Installation, maintenance and repair of apparatus and instruments for conducting, switching, storing, transforming, converting, accumulating, regulating or controlling electricity, namely, batteries and battery modules for ships and vessels; Charging of batteries used on ships and vessels; recharging of batteries and accumulators used on ships and vessels
09 - Appareils et instruments scientifiques et électriques
37 - Services de construction; extraction minière; installation et réparation
Produits et services
(1) Hydraulic fluid and pressure accumulators for vessels and vehicles
(2) Accumulators, namely, electric storage batteries, capacitors and flywheel energy accumulation system comprising electric accumulators for storing energy used in rechargeable energy storage for vessels and vehicles; electric accumulators for vessels and vehicles and automotive batteries; Electrical storage batteries and battery modules; Apparatus and instruments for conducting, switching, storing, transforming, converting, accumulating, regulating and controlling electricity, namely, electric storage batteries, capacitors, flywheel energy accumulation system comprising electric accumulators for storing energy used in rechargeable energy storage for vessels and vehicles, electrical cables, electrical wires, power switches, isolator switches, electric transformers, electric converters and voltage regulators; Batteries and battery modules for vehicles, namely for ships and vessels; energy storage units, namely, battery packs for vessels, vehicles and grids for batteries; electricity branch boxes, namely, electrical connection boxes; Chargers for electric batteries for vehicles and vessels; electricity distribution consoles; Electrical cells, namely, electrical storage battery cells, dry cells, electrochemical cells in the nature of galvanic cells, electrolytic cells; Electricity meters; Electrolytic cells; Inverters for power supply conversion; power inverters; electricity junction boxes; Voltage surge protectors (1) Installation, maintenance and repair of apparatus and instruments for conducting, switching, storing, transforming, converting, accumulating, regulating or controlling electricity, namely batteries and battery modules for ships and vessels; Charging of batteries used on ships and vessels; recharging of batteries and accumulators used on ships and vessels
A subsea flow meter assembly includes a pipe section extending in an axial direction and providing a flow path for a medium. At least four measuring ports are provided at different locations in the pipe section. A first assembly measures at least a differential pressure between a first and second ports and an absolute pressure at one of the ports. A second assembly measures a differential pressure between a third and a fourth ports, and an absolute pressure at one of the ports. A first measuring unit is used to take measurements of the differential pressure and the absolute pressure via the first sensor assembly. A second measuring unit is used to take measurements of the differential pressure and the absolute pressure via the second sensor assembly. An evaluation unit of each determines a flow rate of a flow of medium through the pipe section based on the measurements.
G01F 1/38 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets mécaniques en mesurant la pression ou la différence de pression la pression ou la différence de pression étant produite par une contraction de la veine fluide la pression ou la différence de pression étant mesurée au moyen d'un élément mobile, p. ex. une membrane, un piston, un tube de Bourdon ou une capsule déformable
G01F 1/50 - Moyens de correction ou de compensation
G01F 15/10 - Prévention des avaries par le gel ou par suite d'un excès ou d'une insuffisance de pression
G01F 15/14 - Revêtements, p. ex. avec un matériau spécial
G01F 1/36 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets mécaniques en mesurant la pression ou la différence de pression la pression ou la différence de pression étant produite par une contraction de la veine fluide
In an embodiment, a subsea fiber optical termination module for deployment in a subsea environment, includes at least one fiber optical termination unit for terminating a fiber optical cable, the fiber optical cable including a plurality of optical fibers. Further, the subsea fiber optical termination module includes one or more optical connectors and at least one connecting tube, each connecting tube containing one or more of the plurality of optical fibers and connecting one or more of the plurality of optical fibers from the high-pressure section to the at least one optical connector. The subsea fiber optical termination module includes a support structure including at least one recess and at least one support element, the at least one recess accommodating the at least one optical connector and the at least one support element being configured to connect the at least one fiber optical termination unit to the support structure.
H04B 10/25 - Dispositions spécifiques à la transmission par fibres
G02B 6/38 - Moyens de couplage mécaniques ayant des moyens d'assemblage fibre à fibre
G02B 6/44 - Structures mécaniques pour assurer la résistance à la traction et la protection externe des fibres, p. ex. câbles de transmission optique
H04B 10/80 - Aspects optiques concernant l’utilisation de la transmission optique pour des applications spécifiques non prévues dans les groupes , p. ex. alimentation par faisceau optique ou transmission optique dans l’eau
09 - Appareils et instruments scientifiques et électriques
37 - Services de construction; extraction minière; installation et réparation
Produits et services
Accumulators [batteries]; Electrical storage batteries and battery modules; Apparatus and instruments for conducting, switching, storing, transforming, converting, accumulating, regulating or controlling electricity; Batteries and battery modules for vehicles, namely for ships and vessels; Battery packs; Branch boxes [electricity]; Chargers for electric batteries; Distribution consoles [electricity]; Electrical cells; Electricity meters; Electrolytic cells Inverters [electricity]; Junction boxes [electricity]; Voltage surge protectors. Installation, maintenance and repair of apparatus and instruments for conducting, switching, storing, transforming, converting, accumulating, regulating or controlling electricity, namely batteries and battery modules for ships and vessels; Charging of batteries used on ships and vessels; recharging of batteries and accumulators used on ships and vessels.
74.
Method and arrangement for automatic tuning of a controller
A method is described for acquiring data for relay-based controller tuning of a controller controlling a system. The method includes determining, based on controller output constraint, a relay amplitude representing an amplitude of a relay signal to be added to steady state controller output to obtain a sum signal to be fed to the system as system input during the acquiring data for relay-based controller tuning; and starting acquiring controller output data and system output data when detecting a steady state of system output while controller output is fed to the system as system input.
G05B 13/02 - Systèmes de commande adaptatifs, c.-à-d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques
G05B 11/42 - Commandes automatiques électriques avec les dispositions nécessaires pour obtenir des caractéristiques particulières, p. ex. proportionnelles, intégrales, différentielles pour obtenir une caractéristique à la fois proportionnelle et dépendante du temps, p. ex. P.I., P.I.D.
G05B 19/042 - Commande à programme autre que la commande numérique, c.-à-d. dans des automatismes à séquence ou dans des automates à logique utilisant des processeurs numériques
G05B 19/42 - Systèmes d'enregistrement et de reproduction, c.-à-d. dans lesquels le programme est enregistré à partir d'un cycle d'opérations, p. ex. le cycle d'opérations étant commandé à la main, après quoi cet enregistrement est reproduit sur la même machine
A subsea sensor hub is for a coupling sensor element to an electrical unit. In an embodiment, he subsea sensor hub includes a first end for receiving a sensor element, a second end for receiving the electrical unit, and at least one through hole extending from the first end to the second end. Furthermore, at least one electrical connecting element is arrangeable to extend through the at least one through hole.
E21B 47/01 - Dispositifs pour supporter des instruments de mesure sur des trépans, des tubes, des tiges ou des câbles de forageProtection des instruments de mesure dans les trous de forage contre la chaleur, les chocs, la pression ou similaire
E21B 47/06 - Mesure de la température ou de la pression
E21B 47/00 - Relevés dans les trous de forage ou dans les puits
09 - Appareils et instruments scientifiques et électriques
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Electric and electronic components, electric switching stations, inverters, transformers, electric connections, electric couplings, electric cables and electric wires; Computer networks and data communications apparatus and equipment; computer software; all of the aforesaid exclusively for the use in the field of subsea business. Technical planning, research and technical development of installations, equipment and apparatus; Design and development of computer hardware and software; Provision of technical consultancy; Conducting technical project studies; Technical project management in the field of electronic data processing; Maintenance and installation of software; all of the aforesaid exclusively for the use in the field of subsea business.
77.
High pressure resistant capacitor assembly and assembly method
A capacitor assembly includes at least two capacitor stacks, which have a layer structure including a top layer and a bottom layer. A support assembly supports the capacitor stacks. The capacitor stacks are stacked on top of each other in the support assembly. The support assembly has a compression member which compresses the at least two capacitor stacks in a direction substantially perpendicular to the layer structure. A pressure distribution arrangement adjusts the distribution of the pressure applied to the capacitor stacks by the compression member.
A pipeline system includes a pipeline portion; at least one sensor on the pipeline portion for measuring a physical property of the pipeline portion or of a fluid inside the pipeline portion; and an electromagnetic field source distributed along the pipeline portion and creating an electromagnetic field around the pipeline portion, the at least one sensor including an accumulator for storing an electric charge induced in the accumulator when the sensor is subject to the electromagnetic field created by the electromagnetic field source, the accumulator being able to power the at least one sensor by way of the stored electric charge.
F17D 3/01 - Dispositions pour la surveillance ou la commande des opérations de fonctionnement pour commander, signaler ou surveiller le transfert d'un produit
F16L 58/02 - Protection des tuyaux ou des accessoires pour tuyaux contre la corrosion ou l'entartrage au moyen de revêtements internes ou externes
F17D 1/18 - Amélioration du transfert des liquides ou exécution du transfert de produits visqueux par modification de leur viscosité par échauffement
E21B 44/06 - Commande automatique de l'avance de l'outil en réponse à l'écoulement ou à la pression du fluide moteur du moyen d'entraînement
F16L 53/34 - Chauffage des tuyaux ou des systèmes de tuyaux en utilisant des champs électriques, magnétiques ou électromagnétiques, p. ex. chauffage par induction, diélectrique ou par micro-ondes
F17D 3/18 - Dispositions pour la surveillance ou la commande des opérations de fonctionnement pour mesurer la quantité de produit transféré
G01D 5/26 - 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 optiques, c.-à-d. utilisant de la lumière infrarouge, visible ou ultraviolette
E21B 47/00 - Relevés dans les trous de forage ou dans les puits
G01K 11/32 - Mesure de la température basée sur les variations physiques ou chimiques, n'entrant pas dans les groupes , , ou utilisant des changements dans la transmittance, la diffusion ou la luminescence dans les fibres optiques
F17D 1/16 - Amélioration du transfert des liquides ou exécution du transfert de produits visqueux par modification de leur viscosité
A subsea switchgear for switching the power supply to plural subsea loads includes a subsea enclosure, to allow the deployment of the subsea switchgear at a subsea location; a power input for receiving AC electrical power from a power source; at least two power outputs for giving out AC electrical power; and a power distribution bus for distributing the received AC electrical power to the at least two power outputs. In at least one embodiment, between each power output and the power distribution bus, a contactor is connected which is controllable to connect or disconnect the respective power output from the power distribution bus.
F24H 1/10 - Chauffe-eau instantanés, c.-à-d. dans lesquels il n'y a production de chaleur que lorsque l'eau s'écoule, p. ex. avec contact direct de l'eau avec l'agent chauffant
H02B 7/06 - Postes de transformation pour la distribution, p. ex. pour réseau urbain
H01H 51/29 - Relais avec armatures, contacts et bobine d'actionnement situés à l'intérieur d'une enveloppe étanche
H01H 47/22 - Circuits autres que ceux appropriés à une application particulière du relais et prévue pour obtenir une caractéristique de fonctionnement donnée ou pour assurer un courant d'excitation donné pour l'alimentation de la bobine du relais en courant d'excitation
F16L 53/00 - Chauffage des tuyaux ou des systèmes de tuyauxRefroidissement des tuyaux ou des systèmes de tuyaux
H02J 4/00 - Circuits pour réseaux principaux ou de distribution, la nature alternative ou continue du courant n'étant pas précisée
80.
Capacitor bank for a subsea power cell, subsea power cell and variable frequency drive having a subsea power cell
A capacitor bank includes a plurality of capacitors; a plurality of resistors, each of the capacitors being in series with at least one of the resistors; and a plurality of diodes, each of the diodes being in parallel with one of the resistors. A subsea power cell for converting an electrical three phase input into an electrical one phase output, includes the capacitor bank; a diode rectifier connected to the three phase input; and a plurality of Insulated Gate Bipolar Transistors connected to the electrical one phase output.
H02M 5/458 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant alternatif, p. ex. pour changement de la tension, pour changement de la fréquence, pour changement du nombre de phases avec transformation intermédiaire en courant continu par convertisseurs statiques utilisant des tubes à décharge ou des dispositifs à semi-conducteurs pour transformer le courant continu intermédiaire en courant alternatif utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs
H01G 4/40 - Combinaisons structurales de condensateurs fixes avec d'autres éléments électriques non couverts par la présente sous-classe, la structure étant principalement constituée par un condensateur, p. ex. combinaisons RC
H02J 7/34 - Fonctionnement en parallèle, dans des réseaux, de batteries avec d'autres sources à courant continu, p. ex. batterie tampon
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
H02P 27/04 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p. ex. tension d’alimentation d’onduleurs ou de convertisseurs
H02H 7/16 - Circuits de protection de sécurité spécialement adaptés aux machines ou aux appareils électriques de types particuliers ou pour la protection sectionnelle de systèmes de câble ou de ligne, et effectuant une commutation automatique dans le cas d'un changement indésirable des conditions normales de travail pour capacités
H02H 9/02 - Circuits de protection de sécurité pour limiter l'excès de courant ou de tension sans déconnexion sensibles à un excès de courant
H01G 4/33 - Condensateurs à film mince ou à film épais
A capacitor support system includes a support structure configured to support at least one capacitor and a pressure generating module configured to generate a pressure on the at least one capacitor. The pressure generating module includes a bearing plate, a transmission plate, and at least one plate shaped leaf spring provided between the bearing plate and the pressure transmission plate. The pressure generating module is connected to the support structure by the bearing plate. The bearing plate is fixedly connected to the connecting structure in such a way that it provides a bearing surface for the at least one leaf spring and keeps the at least one leaf spring in a compressed state between the bearing plate and the at least one capacitor.
A subsea communication adapter for providing communication between a first subsea unit including a communication interface operating according to a first communication method and a second subsea unit including a communication interface operating according to a second communication method is provided. The subsea communication adapter includes a first communication interface operating according to the first communication method and a second communication interface operating according to the second communication method. A conversion unit is configured to convert between the first communication method and the second communication method. The conversion includes at least a conversion between a first communication protocol of the first communication method and a second communication protocol of the second communication method.
H04L 29/08 - Procédure de commande de la transmission, p.ex. procédure de commande du niveau de la liaison
H04L 29/06 - Commande de la communication; Traitement de la communication caractérisés par un protocole
E21B 41/00 - Matériel ou accessoires non couverts par les groupes
E21B 47/12 - Moyens pour la transmission de signaux de mesure ou signaux de commande du puits vers la surface, ou de la surface vers le puits, p. ex. pour la diagraphie pendant le forage
A subsea power distribution system is provided. The subsea power distribution system includes a power input for receiving electrical power at a first voltage level and an input transformer coupled to the power input and adapted to transform received electrical power to a second voltage level which is lower than the first voltage level. A distribution circuit distributes received electrical power to two or more power distribution paths. At least one rectifier unit receives transformed electrical power from the input transformer and outputs rectified electrical power. The two or more power distribution paths each have an inverter configured to receive rectified electrical power from the rectifier unit and to output AC electrical power at a third voltage level, and a distribution path transformer coupled to the respective inverter and configured to transform the output AC electric power to a fourth voltage level which is higher than the third voltage level.
H02J 1/00 - Circuits pour réseaux principaux ou de distribution, à courant continu
H02J 3/00 - Circuits pour réseaux principaux ou de distribution, à courant alternatif
H02M 5/40 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant alternatif, p. ex. pour changement de la tension, pour changement de la fréquence, pour changement du nombre de phases avec transformation intermédiaire en courant continu
H02P 27/06 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p. ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs
A method of manufacturing a differential pressure sensor is provided. The method includes providing a housing of a differential pressure sensor and a cover. The cover is mounted to the housing so as to form a pressure chamber. The differential pressure sensor is configured such that in operation, a pressure to be measured is transmitted into the pressure chamber. The method further includes heating a sleeve, placing the heated sleeve around the cover and the housing and allowing the sleeve to cool.
A subsea data transmission cable for providing data communication with a subsea device installed at the ocean floor is provided. The subsea data transmission cable includes a first section including at least one electrical data line and a second section including at least one fiber optic data line. An intermediate conversion assembly is provided. The at least one electrical data line and the at least one fiber optic data line are terminated at the intermediate conversion assembly. A conversion device is disposed in a chamber of the intermediate conversion assembly. The conversion device includes an electrical interface connected to the at least one electrical data line and an optical interface connected to the at least one fiber optic data line. The conversion device is configured to convert an electrical data signal received at the electrical interface to an optical data signal for transmission via the optical interface and vice versa.
H04B 3/52 - Systèmes de transmission entre stations fixes, au moyen de guides d'onde
H02G 15/10 - Jonctions de câbles protégées par des coffrets, p. ex. par des boîtes de distribution, de connexion ou de jonction
H02G 15/14 - Jonctions de câbles protégées par des coffrets, p. ex. par des boîtes de distribution, de connexion ou de jonction pour transformateurs, bobines de charge ou amplificateurs incorporés spécialement adaptés pour câbles sous-marins
86.
Pressure compensator for a subsea device and manufacturing method
A pressure compensator for a subsea device is provided. The pressure compensator provides pressure balancing between a chamber of the subsea device and the surrounding environment when the subsea device is installed at a subsea location. The pressure compensator includes an intermediate compensation chamber that is provided by a compensator enclosure. The compensator enclosure is sealed against the subsea environment. The compensator enclosure includes a bellows portion that is deformable to change the volume of the intermediate compensation chamber. The pressure compensator further includes a flexible hose disposed inside the intermediate compensation chamber. A volume inside the flexible hose provides a main compensation chamber.
09 - Appareils et instruments scientifiques et électriques
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Electric propeller motors for ships; generators of
electricity and power for ships; diesel engines (except for
land vehicles). Electric and electronic signaling, measuring, metering,
registering, monitoring, testing, controlling, regulating
and switching apparatus; transformers; electric
transformers; apparatus and instruments for conducing,
switching, transforming, accumulating, regulating or
controlling electricity; all the aforesaid apparatus,
components and systems for equipping ships. Consultancy for the design of ships.
88.
Method of supporting a capacitor, capacitor assembly and subsea adjustable speed drive comprising the assembly
A method is disclosed for supporting a capacitor. In an embodiment, the method includes applying a pressure on a first side of the capacitor parallel to a first electrode of the capacitor in a first direction of a normal of the first electrode; applying a pressure on a second side of the capacitor parallel to a second electrode of the capacitor in a second direction of a normal of the second electrode, the first direction being opposite to the second direction; and afterwards pressurizing a non-conductive fluid surrounding the capacitor to a target pressure.
H01G 4/015 - Dispositions particulières pour l'autorégénération
B63G 8/00 - Navires submersibles, p. ex. sous-marins
H02M 7/42 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité
A pressure sensor is provided. The pressure sensor has a differential pressure sensor adapted to measure differential pressure between two differential pressure sensor inputs in a first differential pressure range. The pressure sensor further includes a first absolute pressure sensor and a second absolute pressure sensor adapted to measure an absolute pressure in an absolute pressure range. The pressured sensor is further provided with a measuring unit configured to determine a differential pressure in a second differential pressure range on the basis of absolute pressure measurements taken by the first and second absolute pressure sensors.
G01L 27/00 - Test ou étalonnage des appareils pour la mesure de la pression des fluides
G01L 13/02 - Dispositifs ou appareils pour la mesure des différences entre plusieurs valeurs de la pression des fluides en utilisant des organes ou des pistons élastiquement déformables comme éléments sensibles
G01L 15/00 - Dispositifs ou appareils pour la mesure simultanée de plusieurs valeurs de la pression des fluides
G01L 9/00 - Mesure de la pression permanente, ou quasi permanente d’un fluide ou d’un matériau solide fluent par des éléments électriques ou magnétiques sensibles à la pressionTransmission ou indication par des moyens électriques ou magnétiques du déplacement des éléments mécaniques sensibles à la pression, utilisés pour mesurer la pression permanente ou quasi permanente d’un fluide ou d’un matériau solide fluent
A pressure compensator for providing pressure compensation for a chamber of a subsea device is provided. The pressure compensator has an enclosure with at least an outer wall. A first compensation chamber is provided inside the enclosure. A flow connection from the first compensation chamber towards the chamber of the subsea device is further provided. As second compensation chamber is provided inside the enclosure. First and second separating walls are arranged inside the enclosure. A first bellows portion of the first separating wall and a second bellows portion of the second separating wall are deformable to provide pressure compensation between the chamber of the subsea device and a second inner volume around which the second separating wall extends.
A subsea switchgear is provided. The subsea switchgear includes a first power input for receiving electric power from a power source and a second power input for receiving electric power from a power source. It further includes a power distribution bus and a first circuit breaker coupled between the first power input and the power distribution bus. The first circuit breaker is configured to be capable of disconnecting the first power input from the power distribution bus. A second circuit breaker is further coupled between the second power input and the power distribution bus. The second circuit breaker is configured to be capable of disconnecting the second power input from the power distribution bus.
H02B 1/22 - Schémas pour la sélection de barres omnibus doubles
H02B 13/00 - Aménagement d'appareillages de commutation dans, ou structurellement associés avec, une enveloppe, p. ex. une armoire
H02G 9/02 - Installations de lignes ou de câbles électriques dans ou sur la terre ou sur l'eau tendus directement dans ou sur le sol, lit de rivière ou fond de merLeur recouvrement, p. ex. tuiles
H02B 13/045 - Détails de l'enveloppe, p. ex. étanchéité au gaz
A subsea fuse for use in a high-pressure environment is provided. The subsea fuse includes a fuse element, a first lid and a second lid, and electrical connections for contacting the fuse element. Furthermore, a hollow elongated element made of a flexible material is provided. The first and second lids and the hollow elongated element form a liquid-tight chamber, which is filled with a liquid. The fuse element is arranged inside the liquid-tight chamber.
H01H 85/00 - Dispositifs de protection dans lesquels le courant circule à travers un organe en matière fusible et est interrompu par déplacement de la matière fusible lorsqu'il devient excessif
H01H 85/175 - Enveloppes caractérisées par leur configuration ou leur forme
H01H 85/06 - Éléments fusibles caractérisés par le matériau fusible
H01H 85/43 - Moyens pour laisser échapper ou absorber les gaz libérés par l'arc de fusion ou pour libérer l'excès de pression causé par l'échauffement
H01H 85/36 - Moyens pour appliquer une tension mécanique à l'élément fusible
93.
Arrangement providing a 3-phase or 1-phase power stream
An arrangement is provided for alternatively providing a 3-phase or a 1-phase power stream. In an embodiment, the arrangement includes a 3-phase power source including a first, a second and a third power source output terminal; a switching section adapted to selectively provide, from the three power source output terminals of the 3-phase power source, either: a 3-phase power stream at three arrangement output terminals or a 1-phase power stream at two arrangement output terminals, different from the three arrangement output terminals.
H02M 5/14 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant alternatif, p. ex. pour changement de la tension, pour changement de la fréquence, pour changement du nombre de phases sans transformation intermédiaire en courant continu par convertisseurs statiques utilisant des transformateurs pour la transformation entre des circuits à nombre de phases différent
H02M 5/00 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant alternatif, p. ex. pour changement de la tension, pour changement de la fréquence, pour changement du nombre de phases
H02J 3/46 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs contrôlant la répartition de puissance entre les générateurs, convertisseurs ou transformateurs
F16L 53/00 - Chauffage des tuyaux ou des systèmes de tuyauxRefroidissement des tuyaux ou des systèmes de tuyaux
H02M 1/00 - Détails d'appareils pour transformation
94.
Device and method for monitoring fluid in subsea equipment
Monitoring device and method for monitoring a fluid in subsea equipment, wherein the monitoring device includes a sensing element in contact with the fluid, at least one detector and a waveguide, where the sensing element is configured to implement an evanescent field absorption technique, the at least one detector is configured to detect an attenuated optical signal fed into the waveguide by at least one radiation source, and where the attenuation is caused by evanescent field absorption due to the fluid.
G01N 21/00 - Recherche ou analyse des matériaux par l'utilisation de moyens optiques, c.-à-d. en utilisant des ondes submillimétriques, de la lumière infrarouge, visible ou ultraviolette
G01N 21/41 - RéfringencePropriétés liées à la phase, p. ex. longueur du chemin optique
A subsea electrical unit is provided. The subsea electrical unit includes a first electric power connection for receiving electric power for operating the subsea electrical unit and a second electric power connection towards a further subsea electrical unit. A line insulation monitor is coupled to the second electric power connection. A control unit is adapted to determine whether electric power is present on the second electric power connection, and is further adapted to disconnect the line insulation monitor form the second electric power connection if it determines that power is present on the second electric power connection.
E21B 33/035 - Têtes de puitsLeur mise en place spécialement adaptées aux installations sous l'eau
E21B 41/00 - Matériel ou accessoires non couverts par les groupes
H02H 11/00 - Circuits de protection de sécurité pour empêcher la commutation de mise en service dans le cas où une condition électrique de travail indésirable pourrait en résulter
H02H 3/17 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à un courant de défaut à la terre ou à la masse au moyen d'une tension auxiliaire injectée dans l'installation à protéger
96.
Controlling heating and communication in a pipeline system
A method for controlling a pipeline system is provided. The method includes powering on an electrical heating source for heating the pipeline system. The method further includes powering off the electrical heating source, powering at least a sensor along the pipeline system for measuring a physical property, and communicating the measured data to a remote communication destination.
A protective module is described for a power supply of a bus communication unit. The protective module includes an input terminal for connecting to a power supply unit comprised by the bus communication unit; an input/output terminal for connecting to a second power supply unit external to the bus communication unit; an output terminal for providing power supply to the bus communication unit; and a relay unit adapted to (i) isolate the input terminal from the output terminal when a voltage at the input terminal is above a first upper threshold value or below a first lower threshold value, and to (ii) isolate the input/output from the output terminal when a voltage at the input/output terminal is above a second upper threshold value. Further, there is described a power supply for a bus communication unit and a bus communication system.
H02H 3/20 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à un excès de tension
H02H 3/02 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion Détails
H02H 3/24 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à une baisse ou un manque de tension
09 - Appareils et instruments scientifiques et électriques
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Electric propeller motors for ships; Generators of electricity and power for ships; Diesel engines (except for land vehicles). Electric and electronic signalling, measuring, metering, registering, monitoring, testing, controlling, regulating and switching apparatus; Transformers; Electric transformers; Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; All the aforesaid apparatus, components and systems for equipping ships. Consultancy for the design of ships.
An energizing system for energizing an electric power transmission cable (60) is provided. The electric power transmission cable (60) has an input side (65) coupled to an electric power source (61) and an output side (66) coupled to a load (621). The energizing system includes a first switch (10) connected between the power source (61) and the input side (65) of the power transmission cable (60) to connect and disconnect the power source (61) from the power transmission cable (60). A reactive power compensation unit (50) is further provided for compensating reactive power generated by at least one of the power transmission cable (60) or the load (62). A second switch and a third switch are provided for connecting the reactive power compensation unit (50) in parallel to the first switch (10) or the load (62).
H02H 3/00 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion
H02H 3/20 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à un excès de tension
H02J 3/18 - Dispositions pour réglage, élimination ou compensation de puissance réactive dans les réseaux
100.
Precision measurement of voltage drop across a semiconductor switching element
An apparatus provides precision measurement of voltage drop across a semiconductor switching element of a subsea device. The apparatus includes (a) a first circuit path having a first protective element, a first impedance element and a voltage source, wherein the first circuit path is configured to be connected between the first terminal and the second terminal of the semiconductor switching element, (b) a second circuit path formed between a first output terminal and a second output terminal, the second circuit path having a second protective element and a second impedance element, wherein the second protective element is identical to the first protective element, and wherein the second impedance element is identical to the first impedance element, and (c) a regulating circuit configured to regulating the current in the second circuit path such that said current in the second circuit path is equal to the current in the first circuit path, wherein the voltage drop between the first terminal and the second terminal of the semiconductor switching element equals the difference between the voltage provided by the voltage source and the voltage drop between the first output terminal and the second output terminal.
