WO2023152439A1 - Dispositif de distribution de puissance électrique en tension continue, système de propulsion et aéronef associés - Google Patents
Dispositif de distribution de puissance électrique en tension continue, système de propulsion et aéronef associés Download PDFInfo
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- WO2023152439A1 WO2023152439A1 PCT/FR2023/050155 FR2023050155W WO2023152439A1 WO 2023152439 A1 WO2023152439 A1 WO 2023152439A1 FR 2023050155 W FR2023050155 W FR 2023050155W WO 2023152439 A1 WO2023152439 A1 WO 2023152439A1
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- Prior art keywords
- switching means
- main
- input terminals
- source
- supply line
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J1/00—Circuit arrangements for DC mains or DC distribution networks
- H02J1/08—Three-wire systems; Systems having more than three wires
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J1/00—Circuit arrangements for DC mains or DC distribution networks
- H02J1/08—Three-wire systems; Systems having more than three wires
- H02J1/084—Three-wire systems; Systems having more than three wires for selectively connecting the load or loads to one or several among a plurality of power lines or power sources
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J1/00—Circuit arrangements for DC mains or DC distribution networks
- H02J1/08—Three-wire systems; Systems having more than three wires
- H02J1/084—Three-wire systems; Systems having more than three wires for selectively connecting the load or loads to one or several among a plurality of power lines or power sources
- H02J1/086—Three-wire systems; Systems having more than three wires for selectively connecting the load or loads to one or several among a plurality of power lines or power sources for providing alternative feeding paths between load or loads and source or sources when the main path fails
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D2221/00—Electric power distribution systems onboard aircraft
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
- H02J2310/44—The network being an on-board power network, i.e. within a vehicle for aircrafts
Definitions
- TITLE DC voltage electrical power distribution device, associated propulsion system and aircraft
- the invention relates to aircraft electrical propulsion systems, and more particularly to direct voltage electrical power distribution devices.
- the invention further relates to an electric propulsion system comprising such devices and an aircraft comprising such a system.
- turbomachines of the turboprop, turbojet or turbine type.
- turbomachines is accompanied by significant noise emissions and high consumption of fossil fuel, in particular kerosene, generating equally significant polluting emissions.
- aircraft propulsion can be electric, replacing the turbomachines intended to produce the thrust of the aircraft with electric motors.
- the electrical networks on board aircraft generally comprise a combination of an alternating voltage network, for example 115 volts alternating or 230 volts alternating and a low voltage direct network, for example 28 volts direct, or a network single DC voltage, for example 28 volts DC.
- an alternating voltage network for example 115 volts alternating or 230 volts alternating
- a low voltage direct network for example 28 volts direct
- a network single DC voltage for example 28 volts DC.
- An alternating voltage network on board an aircraft provides a total on-board electrical power of between 50 to 500 kW, and up to 1 MW.
- a DC voltage network on board an aircraft provides electrical power of less than OOkW. Furthermore, the electrical architecture of such a network is usually developed for a given application and for a given type of aircraft, preventing the network from being reused by another type of aircraft.
- the electric propulsion system is a critical system of the aircraft so that it must meet stringent operational safety requirements to be certified.
- Redundancy of the critical elements of the propulsion system is required increasing the mass of the aircraft.
- Document EP 3703220 discloses a method for regulating a voltage delivered by an active rectifier connected to a battery.
- EP368391 1 discloses interconnected DC high voltage electrical networks.
- Such components would be particularly advantageous for electrically powered aircraft comprising rotating electrical machines driving propulsion propellers.
- the object of the invention is to overcome all or part of these drawbacks.
- the subject of the invention is a direct voltage electric power distribution device for the propulsion channel of an aircraft, comprising a main supply line intended to supply at least one propulsion assembly of the propulsion channel from a source DC high voltage power supply and comprising main switching means for connecting said source to said propulsion assembly.
- the device further comprises a secondary supply line intended to be connected to another distribution device and configured to supply said propulsion assembly from another device when the main switching means are open.
- said device Upon detection of a failure of the device's power source, powertrain, or main power line, said device is reconfigured to power the powertrain from another device.
- the architecture of the devices makes it possible to ensure power supply redundancy of the propulsion unit connected to the device.
- DC high voltage is defined as DC voltage greater than 270 volts.
- the main power supply line extends between input terminals intended to be connected to the source and output terminals intended to be connected to the propulsion assembly, the main power supply line comprising a power connected to the output terminals and connected to the input terminals via main switching means and fast switching means, and the secondary power supply line is connected to the bus via secondary switching means and comprising input terminals intended to be connected to input terminals of the secondary power supply line of the other device, the device further comprising control means configured to open the main switching means and the fast switching, and second control means configured to close the secondary switching means upon detection of failure of the propulsion unit, the main power line or the source.
- the main power supply line extends between input terminals intended to be connected to the source and output terminals intended to be connected to the propulsion assembly, the main power supply line comprising a power bus and a power line, the bus being connected to the output terminals and connected to the input terminals via the main switching means and fast switching means, the power line being connected between the input terminals and the main switching means and being intended to be connected to the secondary power supply line of the other device, and the secondary power supply line is connected to the bus via switching means secondary and comprising input terminals intended to be connected to input terminals of the power line of the other device, the device further comprising control means configured to open the main switching means and the rapid switching, and second control means for closing the secondary switching means upon detection of failure of the propulsion unit, the main power line or the source.
- the device further comprises load terminals connected between the input terminals and the main switching means or between the main switching means and the fast switching means via load switching means and intended charging the reversible power source from a charger, the control means being further configured to close the load switching means to charge the reversible source.
- the main power supply line extends between input terminals intended to be connected to the source and output terminals intended to be connected to the propulsion assembly, the main power supply line comprising a power bus connected to the output terminals via fast switching means and connected to the input terminals via the main switching means and including load terminals connected via the load switching means between the terminals input and the main switching means and intended to be connected to a charger and to the charging terminals of the other device, and the secondary power supply line comprises second output terminals connected to the bus via means secondary switching means and intended to be connected to the output terminals of the other device, the device further comprising control means configured to open the main switching means, the fast switching means and the secondary switching means upon detection of a failure of the propulsion unit, the main power line or the source.
- propulsion system comprising at least two identical devices as defined above, in which the input terminals of the secondary power supply line of a first device are connected to the input terminals of the secondary power supply line. secondary power supply of the second device.
- the propulsion system comprises at least two identical devices as defined previously, in which the input terminals of the power line of a first device are connected to the input terminals of the secondary power supply line of the second device.
- the propulsion system comprises at least four identical devices as defined previously, in which the input terminals of the power line of a first device are connected to the input terminals of the secondary power supply line of a second device, the input terminals of the secondary power supply line of the first device are connected to the input terminals of the power line of a third device, the input terminals of the power line of the second device are connected to the input terminals of the secondary power supply line of the fourth device, and the input terminals of the power line of the fourth device are connected to the input terminals of the secondary power supply line of the third device.
- the propulsion system comprises at least two identical devices as defined previously, in which the load terminals of a first device are connected to the load terminals of the second device, and in which at least one pair of output terminals of the main power supply line of the first device is connected to a pair of input terminals of the secondary power supply line of the second device.
- FIG 1 schematically illustrates an aircraft according to the invention
- FIG 2 schematically illustrates a first embodiment of an electrical distribution module according to the invention
- FIG 3 schematically illustrates a second embodiment of the electrical distribution module according to the invention
- FIG 4 schematically illustrates a third embodiment of the electrical distribution module according to the invention.
- FIG 5 schematically illustrates a fourth embodiment of the electrical distribution module according to the invention.
- FIG. 1 schematically illustrates an aircraft 1 comprising a propulsion system 2 .
- the propulsion system 2 comprises two rotating electrical machines 3, 4 each arranged on either side of a longitudinal axis of the aircraft 1 and each provided with a propeller to propel the aircraft 1.
- the aircraft 1 may comprise more than two rotating electrical machines 3, 4 arranged in equal numbers on either side of the longitudinal axis of the aircraft 1.
- the aircraft 1 may comprise a single rotating electrical machine.
- the propulsion system 2 further comprises an electrical distribution module 5 comprising two identical electrical power distribution devices 6, 7, four power converters 8, 9, 10, 11 each supplying one of the rotating electrical machines 3, 4, and two sources 12, 13 of direct electrical voltage.
- a first converter 8 is connected to a first and a second output terminals 14, 15 of a first electrical power distribution device 6, and a second converter 9 is connected to a third and a fourth output terminals 16, 17 of the first device 6 for distributing electrical power.
- the first converter 8 supplies the first machine 3 and the second converter 9 supplies the second machine 4.
- a first source 12 is connected to input terminals 18, 19 of the first device 6.
- a third converter 10 is connected to a first and a second output terminals 20, 21 of the second electrical power distribution device 7, and the fourth converter 11 is connected to a third and a fourth output terminals 22, 23 of the second device 7 for distributing electrical power.
- the third converter 10 supplies the first 3 and the fourth converter 11 supplies the second machine 4.
- the second source 13 is connected to input terminals 24, 25 of the second device 7.
- first converter 8 and the third converter 10 can be integrated into the first rotary electric machine 3
- second converter 9 and the fourth converter 11 can be integrated into the second rotary electric machine 4.
- Each source 12, 13 comprises for example a fuel cell, a battery or a DC voltage generator.
- Each source 12, 13 can be reversible so that it can be recharged from an electrical power supply network to the aircraft 1 or from the electrical energy produced by an electrical generator arranged in the aircraft 1 or outside the aircraft 1 and connected to the source 12, 13.
- the first device 6 is supplied by the first source 12, and supplies the first and second converters 8, 9 with direct voltage.
- the second device 7 is powered by the second source 13, and supplies DC voltage to the third and fourth converters 10, 11.
- the first converter 8 supplies the first machine 3 and the second converter 9 supplies the second machine 4.
- the third converter 10 supplies the first machine 3 and the fourth converter 11 supplies the second machine 4.
- the first and second machines 3, 4 are each powered independently by two converters 8, 10, 9, 11 so that if one of the two converters fails, said machine is powered by the other converter.
- each machine can be powered by more than two independent power converters.
- the converters 8 to 11 are of the inverter type and transform a DC voltage received from the first and second devices 6, 7 into a variable voltage to control the machines 3, 4.
- the first and second machines 3, 4 supplied by the first and second converters 8, 9 form a first propulsion unit.
- the first device 6, the first source 12, and the first propulsion assembly form a first propulsion channel 26.
- the first and second machines 3, 4 powered by the third and fourth converters 10, 11 form a second propulsion unit.
- the second device 7, the second source 13, and the second propulsion assembly form a second propulsion channel 27.
- system 2 can comprise more than two propulsion channels.
- Each propulsion channel 26, 27 operates independently so that if one of the channels 26, 27 fails, the other channel keeps the aircraft 1 in flight.
- Figure 2 schematically illustrates a first embodiment of the electrical distribution module 5.
- the first and second devices 6, 7 further comprise second input terminals 28, 29, 30, 31.
- the second input terminals 28, 29 of the first device 6 are connected to the second input terminals 30, 31 of the second device 7.
- Each device 6, 7 may further comprise charging terminals 32, 33, 34, 35. As the first and second devices 6, 7 are identical, only the first device 6 is detailed.
- the first device 6 comprises a main supply line 36, a secondary supply line 37, and control means 38.
- the control means 38 are made for example from an aeronautical controller.
- the main power supply line 36 comprises main switching means 39 comprising for example a main contactor, fast switching means 40 made from semiconductors, and a power bus 41 of the high voltage DC type.
- DC high voltage is defined as DC voltage greater than 270 volts.
- the control means 38 are interfaced to the main switching means 39 and to the fast switching means 40.
- the main switching means 39 are connected to the input terminals 18, 19 and to input terminals of the fast switching means 40.
- Output terminals of fast switching means 40 are connected to bus 41 supplying output terminals 14 to 17.
- the output terminals 14 to 17 can each be connected to the bus 41 via protection means 80 comprising for example a pyrotechnic switch (“pyroswitch” in English) or a contactor.
- protection means 80 comprising for example a pyrotechnic switch (“pyroswitch” in English) or a contactor.
- the protection means 80 make it possible to electrically isolate one of the faulty converters 8, 9 while continuing to supply the other converter 9, 8.
- the fast switching means 40 known by the acronym "SSPC””Solid state power controller” control and protect the power supply of the output terminals 14 to 17 from the first source 12 connected to the input terminals 18, 19 , and are connected to the control means 38.
- the secondary power supply line 37 comprises secondary switching means 42 comprising for example a contactor connected to the second input terminals 28, 29 and to the bus 41.
- the fast switching means 40 comprise a device for precharging the capacitors connected to the bus 41.
- the precharging device is active when the fast switching means 40 are closed in order to ensure a rise in voltage of the bus 41 sufficiently slow to minimize the calls of current from the source 12 connected to the input terminals 18, 19.
- the secondary switching means 42 comprise a device for precharging the capacitors connected to the bus 41.
- the precharging device is active when the secondary switching means 40 are closed in order to ensure a rise in voltage of the bus 41 sufficiently slow to minimize the calls current from the source 12 connected to the second input terminals 28, 29.
- the secondary switching means 42 are controlled by the control means 38.
- Each terminal 14 to 19, 28, 29, 32 and 33 is equipped with a voltage sensor and a current sensor connected to control means 38.
- control means 38 When the control means 38 detect a failure of the first propulsion assembly, of the main power supply line 36 or of the first source 12, for example a short-circuit or an overload, from the quantities measured by the voltage sensors, the current sensors, and information transmitted by the fast switching means 39, the control means 38 control the main switching means 39 and the fast switching means 40 so that the main switching means 39 and the switching means quick 40 open.
- the main switching means 39 and the fast switching means 40 make it possible to isolate the first set propellant or the first source in order to prevent propagation of the failure to other parts of the aircraft 1.
- Bus 41 is no longer supplied with DC voltage by first source 12.
- Each device 6, 7 further comprises second control means 43 made for example from an aeronautical controller.
- the second control means 43 of the first and second devices 6, 7 communicate with each other.
- control means 38 can control the secondary switching means 42 so that it is in closed position when the main switching means 39 are open, and communicate with the second control means 43 so that the control means of the second device 7 closes the secondary contactor of the second device 7.
- the fault upstream of the main switching means 39 is isolated by the source 12 supplying the first device 6 so that the fault does not propagate in the propulsion channel.
- the main switching means 39 and the secondary switching means 42 are not simultaneously closed to prevent the paralleling of the sources 12, 13 to the input terminals 18, 19 and to the second input terminals 28, 29.
- the closing of the secondary switching means of the first and second devices 6, 7 makes it possible to supply the bus 41 of the first device 6 from the second source 13 so as to supply redundantly the first and second machines 3, 4 during the failure of the first source 12.
- the devices 6, 7 are configured so that the first device 6 supplies the power bus of the second device 7.
- the reconfiguration of the first and second devices 6, 7 upon detection of a failure of one of the sources 12, 13 allows to supply the propulsion unit connected to the faulty source by the functional source.
- the fast switching means 40 and the main secondary switching means 42 are of different technology so as to obtain an asymmetry of the switching elements to improve the reliability of the devices 6, 7.
- the main 39 and secondary 42 switching means will be controlled independently to ensure dissimilarity of the control of the device 6, 7.
- the main switching means 39 are controlled by the control means 38 while the secondary switching means 42 are controlled by the second control means 43.
- the first device 6 further comprises load switching means 44 ensuring the load of the reversible source 12 controlled by the means 38 and connecting the load terminals 32, 33 to the main power supply line 36 between the input terminals 18, 19 and the main switching means 39.
- the load switching means 44 comprise for example a contactor.
- the charging terminals 32, 33 recharge the first source 12 from a charger 100 connected to a terrestrial power supply network when the aircraft 1 is on the ground, the first source 12 each comprising a reversible battery.
- the load switching means 44 are connected between the main switching means 39 and the fast switching means 40.
- the first device 6 does not include charging terminals 32, 33 and charging contactor 44.
- the charging of the source 12 is then carried out through the secondary switching means 42.
- Figure 3 schematically illustrates a second embodiment of the electrical distribution module 5.
- first and second devices 6, 7 comprising the main supply line 36, the secondary supply line 37, the load terminals 32, 33, 34, 35, and the protection means 80 as previously described.
- the first and second devices 6, 7 further comprise power terminals 45, 46, 47, 48 connected to the input terminals 18, 19, 30, 31 via a power line 49.
- the power terminals 45, 46 of the first device 6 are connected to the second input terminals 30, 31 of the second device 7, and the power terminals 47, 48 of the second device 7 are connected to the second input terminals 28, 29 of the first device 6.
- control means 38 when the control means 38 detect a failure of the first propulsion assembly or of the first source 12, the control means 38 control the main switching means 39 and the fast switching 40 so that the main switching means 39 and the fast switching means 40 are open.
- control means 38 control the secondary switching means 42 so that they are in the closed position.
- the closing of the secondary switching means 42 of the first device 6 makes it possible to supply the bus 41 of the first device 6 from the second source 13 so as to supply redundantly the first and second machines 3, 4 during the failure of the first spring 12.
- the total electrical power exchanged between the two devices 6, 7 passes through the main supply line 36 and the power line 49 making it possible to size the main switching means 39 and the fast switching means 40, and the bus 41 of the main power supply line 36, and furthermore the secondary switching means 42 according to the electrical powers delivered to the output terminals 14 to 17 and 20 to 23 of the two devices 6, 7 reducing the size and the weight of the switching means 39, 40, 42 and of the bus 41.
- Figure 4 schematically illustrates a third embodiment of the electrical distribution module 5.
- the module 5 comprises four identical devices 6, 7, 50, 51 as defined in the second embodiment of the electrical distribution module 5 illustrated in figure 3.
- the four devices 6, 7, 50, 51 are interconnected by circular permutation.
- Each device 6, 7, 50, 51 supplies a different propulsion unit.
- Each device 6, 7, 50, 51 and its associated propulsion assembly form a propulsion channel so that the four propulsion channels supply, for example, four rotating electrical machines.
- the input terminals 45, 46 of the power line of the first device 6 are connected to the input terminals 30, 31 of the secondary power supply line of the second device 7.
- the input terminals 28, 29 of the secondary power supply line of the first device 6 are connected to the input terminals 56, 57 of the power line of a third device 50.
- the input terminals 47, 48 of the power line of the second device 7 are connected to the input terminals 54, 55 of the secondary power supply line of the fourth device 51.
- the input terminals of the power line 58, 59 of the fourth device 51 are connected to the input terminals 52, 53 of the secondary power supply line of the third device 50.
- Figure 5 schematically illustrates a fourth embodiment of the electrical distribution module 5.
- first and second devices 6, 7 identical comprising the output terminals 14 to 17 and 20 to 23, the input terminals 18, 19, 24, 25, the load terminals 32, 33, 34, 35.
- the devices 6 and 7 are identical, only the architecture of the first device 6 is described.
- the first device 6 comprises a main supply line 60 extending between input terminals 18, 19 and output terminals 14 to 17.
- the main power supply line 60 comprises the power bus 41 connected to the output terminals 14 to 17 via two fast switching means of the SSPC semiconductor type 61, 62 each controlling a pair of output terminals 14 to 17 different, and connected to the input terminals 18, 19 via the main switching means 39.
- the load terminals 32, 33 are connected to the main supply line 60 between the input terminals 18, 19 and the main switching means 39 via the load switching means 44.
- the fast switching means 61 and 62 include the precharging device to prevent overcurrent when connecting the rotating electrical machines 3, 4 to the bus 41.
- the first device 6 further comprises a secondary power supply line 63 comprising second output terminals 64 to 67 connected to the bus 41 by first and second secondary switching means 68, 69, the first secondary switching means 68 connecting the second output terminals 64, 65 to bus 41, and the second secondary switching means 69 connecting the second output terminals 66, 67 to bus 41.
- the switching means 68 and 69 comprise a device for precharging the capacitors of the rotating electrical machines 3, 4 making it possible to slowly charge the capacitors of said electrical machines to prevent overcurrent when the motors are connected to the bus 41 .
- the fast switching means 61 and 62 on the one hand and the secondary switching means 68 and 69 on the other hand are of dissimilar technology and are dissimilar in their control in order to guard against the common modes of the fast switching means and the means secondary switches.
- the first device 6 further comprises control means 70 made for example from a controller.
- the input terminals of the secondary power supply line of the second device 7 are denoted 71, 72, 73, 74.
- the load terminals 32, 33 of the first device 6 are connected to the load terminals 34, 35 of the second device 7.
- a first pair of second output terminals 64, 65 connected to the first secondary switching means 68 is connected to a second pair of output terminals 22, 23 of the second device 7.
- the second pair of output terminals 66, 67 connected to the second secondary switching means 69 is connected to the first pair of output terminals 21, 22 of the second device 7.
- a first pair of output terminals 71, 72 of the secondary power supply line of the second device 7 is connected to a first pair of output terminals 14, 15.
- the second pair of output terminals 73, 74 of the secondary power supply line of the second device 7 is connected to the second pair of output terminals 16, 17.
- the main switching means 39, the fast switching means 61, 62 of the devices 6 and 7 are closed while the first and second secondary switching means 68, 69 of the devices 6 and 7 are open in normal operation.
- the load switching means 44 of the first and second devices 6, 7 are initially open.
- control means 70 open the main switching means 39, the fast switching means 61, 62, and the secondary switching means 68, 69 .
- the first propulsion assembly is powered by the second device 7.
- the means 70 close the load switching means 44 making it possible to parallelize the sources 12, 13.
- the first and second devices 6, 7 are reconfigured to supply the propulsion assembly from a functional source.
- the control means 70 close the load switching means.
- control means 70 Upon detection of a failure during the charging of the source 12, the control means 70 open the charging switching means.
- the architecture of the devices 6, 7 makes it possible to ensure power redundancy of the propulsion assemblies from identical sources or from sources of different natures, the first device 6 being for example powered by a fuel cell and the second device 7 being for example powered by a DC voltage generator.
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Abstract
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Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP23706825.9A EP4480058A1 (fr) | 2022-02-14 | 2023-02-06 | Dispositif de distribution de puissance électrique en tension continue, système de propulsion et aéronef associés |
| US18/838,163 US12476456B2 (en) | 2022-02-14 | 2023-02-06 | DC electrical power distribution device, and associated propulsion system and aircraft |
| CN202380020398.2A CN118830159A (zh) | 2022-02-14 | 2023-02-06 | 直流电配电设备以及相关联的推进系统和飞行器 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR2201288A FR3132696B1 (fr) | 2022-02-14 | 2022-02-14 | Dispositif de distribution de puissance électrique en tension continue, système de propulsion et aéronef associés |
| FR2201288 | 2022-02-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2023152439A1 true WO2023152439A1 (fr) | 2023-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/FR2023/050155 Ceased WO2023152439A1 (fr) | 2022-02-14 | 2023-02-06 | Dispositif de distribution de puissance électrique en tension continue, système de propulsion et aéronef associés |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US12476456B2 (fr) |
| EP (1) | EP4480058A1 (fr) |
| CN (1) | CN118830159A (fr) |
| FR (1) | FR3132696B1 (fr) |
| WO (1) | WO2023152439A1 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119726962B (zh) * | 2024-12-18 | 2025-11-11 | 南京航空航天大学 | 一种基于双绕组发电机的航空双轴发动机功率提取方法 |
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| US8344544B2 (en) * | 2010-05-19 | 2013-01-01 | Hamilton Sundstrand Corporation | Bus-tie SSPCS for DC power distribution system |
| EP2980946A1 (fr) | 2014-08-01 | 2016-02-03 | Thales | Reseau electrique d'un aeronef |
| EP3123009A1 (fr) * | 2014-03-27 | 2017-02-01 | Safran Helicopter Engines | Dispositif d'assistance pour une turbomachine à turbine libre d'aéronef |
| FR3050882A1 (fr) | 2016-04-29 | 2017-11-03 | Thales Sa | Reseau electrique d'un aeronef |
| FR3065840A1 (fr) * | 2017-04-28 | 2018-11-02 | Airbus Helicopters | Systeme de generation et de distribution electrique et aeronef |
| WO2019145777A1 (fr) * | 2018-01-25 | 2019-08-01 | H55 Sa | Système d'alimentation ou d'entraînement électrique pour un moteur dans un aéronef à propulsion électrique |
| EP3588729A1 (fr) | 2018-06-22 | 2020-01-01 | Thales | Architecture électrique d'aéronef, aéronef comprenant l'architecture et procédé de fonctionnement de l'architecture |
| EP3683911A1 (fr) | 2019-01-15 | 2020-07-22 | Mitsubishi Electric R & D Centre Europe B.V. | Procédé de protection contre les défaillances pour un réseau de courant continu à haute tension |
| EP3703220A1 (fr) | 2019-03-01 | 2020-09-02 | The Boeing Company | Commande de tension active pour aéronef électrique hybride |
| WO2020174165A1 (fr) | 2019-02-26 | 2020-09-03 | Safran Helicopter Engines | Architecture propulsive hybride-électrique et procédé de dissipation d'énergie électrique dans une telle architecture |
| FR3098663A1 (fr) | 2019-07-08 | 2021-01-15 | Safran Electrical & Power | Architecture de transfert de l’énergie électrique régénérée dans un aéronef et procédé de transfert de l’énergie électrique régénérée dans une telle architecture |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102470769B (zh) * | 2009-08-07 | 2014-08-13 | 丰田自动车株式会社 | 电动车辆的电源系统及其控制方法 |
| TW201128906A (en) * | 2010-04-13 | 2011-08-16 | Eneraiser Technology Co Ltd | High-reliability dual power automatic switching loop and isolation device thereof |
| US9660446B2 (en) * | 2013-10-04 | 2017-05-23 | Ge Aviation Systems Llc | Power distribution system for an aircraft |
-
2022
- 2022-02-14 FR FR2201288A patent/FR3132696B1/fr active Active
-
2023
- 2023-02-06 US US18/838,163 patent/US12476456B2/en active Active
- 2023-02-06 CN CN202380020398.2A patent/CN118830159A/zh active Pending
- 2023-02-06 WO PCT/FR2023/050155 patent/WO2023152439A1/fr not_active Ceased
- 2023-02-06 EP EP23706825.9A patent/EP4480058A1/fr active Pending
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| US8344544B2 (en) * | 2010-05-19 | 2013-01-01 | Hamilton Sundstrand Corporation | Bus-tie SSPCS for DC power distribution system |
| EP3123009A1 (fr) * | 2014-03-27 | 2017-02-01 | Safran Helicopter Engines | Dispositif d'assistance pour une turbomachine à turbine libre d'aéronef |
| EP2980946A1 (fr) | 2014-08-01 | 2016-02-03 | Thales | Reseau electrique d'un aeronef |
| FR3050882A1 (fr) | 2016-04-29 | 2017-11-03 | Thales Sa | Reseau electrique d'un aeronef |
| FR3065840A1 (fr) * | 2017-04-28 | 2018-11-02 | Airbus Helicopters | Systeme de generation et de distribution electrique et aeronef |
| WO2019145777A1 (fr) * | 2018-01-25 | 2019-08-01 | H55 Sa | Système d'alimentation ou d'entraînement électrique pour un moteur dans un aéronef à propulsion électrique |
| EP3588729A1 (fr) | 2018-06-22 | 2020-01-01 | Thales | Architecture électrique d'aéronef, aéronef comprenant l'architecture et procédé de fonctionnement de l'architecture |
| EP3683911A1 (fr) | 2019-01-15 | 2020-07-22 | Mitsubishi Electric R & D Centre Europe B.V. | Procédé de protection contre les défaillances pour un réseau de courant continu à haute tension |
| WO2020174165A1 (fr) | 2019-02-26 | 2020-09-03 | Safran Helicopter Engines | Architecture propulsive hybride-électrique et procédé de dissipation d'énergie électrique dans une telle architecture |
| EP3703220A1 (fr) | 2019-03-01 | 2020-09-02 | The Boeing Company | Commande de tension active pour aéronef électrique hybride |
| FR3098663A1 (fr) | 2019-07-08 | 2021-01-15 | Safran Electrical & Power | Architecture de transfert de l’énergie électrique régénérée dans un aéronef et procédé de transfert de l’énergie électrique régénérée dans une telle architecture |
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| PARK JAE-DO ET AL: "DC Ring-Bus Microgrid Fault Protection and Identification of Fault Location", IEEE TRANSACTIONS ON POWER DELIVERY, IEEE SERVICE CENTER, NEW YORK, NY, US, vol. 28, no. 4, 1 October 2013 (2013-10-01), pages 2574 - 2584, XP011528444, ISSN: 0885-8977, [retrieved on 20130930], DOI: 10.1109/TPWRD.2013.2267750 * |
| See also references of EP4480058A1 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN118830159A (zh) | 2024-10-22 |
| FR3132696A1 (fr) | 2023-08-18 |
| US12476456B2 (en) | 2025-11-18 |
| FR3132696B1 (fr) | 2024-06-21 |
| EP4480058A1 (fr) | 2024-12-25 |
| US20250149884A1 (en) | 2025-05-08 |
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