WO2017148602A1 - Convertisseur de tension et système d'entraînement électrique comprenant un convertisseur de tension - Google Patents

Convertisseur de tension et système d'entraînement électrique comprenant un convertisseur de tension Download PDF

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Publication number
WO2017148602A1
WO2017148602A1 PCT/EP2017/050368 EP2017050368W WO2017148602A1 WO 2017148602 A1 WO2017148602 A1 WO 2017148602A1 EP 2017050368 W EP2017050368 W EP 2017050368W WO 2017148602 A1 WO2017148602 A1 WO 2017148602A1
Authority
WO
WIPO (PCT)
Prior art keywords
voltage
converter
inverter
capacitor
transformer
Prior art date
Application number
PCT/EP2017/050368
Other languages
German (de)
English (en)
Inventor
Martin Neuburger
Konstantin Spanos
Original Assignee
Robert Bosch Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Publication of WO2017148602A1 publication Critical patent/WO2017148602A1/fr

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/483—Converters with outputs that each can have more than two voltages levels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • B60L58/20—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having different nominal voltages
    • 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
    • H02J1/06—Two-wire systems
    • 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
    • H02J1/082—Plural DC voltage, e.g. DC supply voltage with at least two different DC voltage levels
    • 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
    • H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J2207/20—Charging or discharging characterised by the power electronics converter
    • 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
    • H02J2310/46—The network being an on-board power network, i.e. within a vehicle for ICE-powered road vehicles
    • 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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0006—Arrangements for supplying an adequate voltage to the control circuit of converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P2209/00—Indexing scheme relating to controlling arrangements characterised by the waveform of the supplied voltage or current
    • H02P2209/01—Motors with neutral point connected to the power supply
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

Definitions

  • the present invention relates to a voltage converter for converting a DC input voltage into a DC output voltage.
  • the present invention relates to a voltage converter for converting a DC input voltage at an input of a with a
  • the present invention relates to an electric drive system with such a voltage converter.
  • the document DE 10 2013 225 097 AI discloses a
  • the electrical system of the motor vehicle includes a high-voltage subnet and a low-voltage subnet, which has a
  • DC-DC converter are electrically coupled together. Will in the
  • Low-voltage subnet detects an energy demand of a consumer, the DC-DC converter is driven to provide electrical energy from the high-voltage subnet in the low-voltage subnet.
  • the low-voltage vehicle electrical system (12 volt
  • the voltage in the high-voltage electrical system is usually between 250 and 450 volts.
  • an additional DC-DC converter is needed, which reduces the voltage of the high-voltage electrical system to the components of the low-voltage Supply the electrical system with electricity.
  • this DC-DC converter must have a galvanic isolation.
  • the present invention discloses a voltage converter for converting a DC input voltage into a DC output voltage having the features of patent claim 1 and an electric drive system having the features of patent claim 6.
  • Voltage converter comprises a capacitor arrangement, a transformer, a rectifier arrangement and a DC voltage converter.
  • Capacitor assembly includes a first capacitor and a second capacitor. One terminal of the first capacitor is connected to a first terminal of the input of the inverter. Another terminal of the first capacitor is connected at a node to a terminal of the second capacitor. Another connection of the second
  • Capacitor is connected to a second terminal of the input of the
  • the transformer comprises a primary side and a secondary side.
  • the transformer may also include one or more other secondary sides.
  • One terminal of the primary side of the transformer is connected to the node of the capacitor arrangement.
  • Another connection of the primary side of the transformer is with a
  • the rectifier arrangement is connected on the input side to the secondary side of the transformer.
  • the rectifier arrangement is designed to rectify a voltage applied to the secondary side of the transformer AC voltage and the rectified AC voltage at an output terminal of the
  • the DC voltage converter is the input side to the output terminal of the rectifier arrangement connected.
  • the DC-DC converter is configured to convert the voltage provided at the output terminal of the rectifier arrangement into a DC voltage having a predetermined voltage value.
  • An electric drive system with a multi-phase electric motor with a star point connection an inverter that works with the multiphase
  • Electric motor is electrically coupled, and an inventive
  • the present invention is based on the finding that between a center tap of a two-part DC link capacitor of a
  • Inverter that drives a multi-phase electric machine and a neutral point of the controlled by the inverter electric machine when driving the electric machine, an alternating voltage occurs.
  • this AC voltage as an input voltage for a transformer.
  • an inverter as required in conventional DC-DC converters, can be omitted on the input side.
  • the voltage converter according to the invention can thereby fall back on already existing components of the power stage of the inverter.
  • This power stage comprises semiconductors which have the required dielectric strength, a corresponding drive unit and an intermediate circuit capacitor.
  • the power stage of the inverter also includes the required for the operation of the filter components, as they are for a sufficient
  • Rectifier arrangement or DC voltage converter of the voltage converter according to the invention is very flexible.
  • the voltage converter can be adapted very well to the individual requirements.
  • the alternating voltage occurring between neutral point of the electric machine and the center tap of the intermediate circuit capacitor has no direct component, so that saturation effects in the
  • the DC voltage converter comprises an inverting converter, a step-up converter and / or a step-down converter.
  • the desired output voltage of the voltage converter can be achieved depending on the transmission ratio of the transformer. Lies
  • the rectified secondary voltage of the transformer always above the desired output voltage of the voltage converter, it can be provided as a DC converter, a buck converter. If the rectified voltage of the primary side of the transformer is always below the desired output voltage of the voltage converter, then a step-up converter can be provided. If the rectified voltage on the primary side of the transformer can be both above and below the desired output voltage of the voltage converter, then a combined boost converter buck converter or an inverse converter or the like is possible. Further topologies for a suitable adaptation of the rectified secondary voltage of the transformer are also possible.
  • the DC voltage converter comprises a control device.
  • the controller of the DC converter is configured to convert the voltage converter
  • Voltage converter always an output voltage with the desired voltage value can be provided.
  • boost boost
  • buck buck
  • the control device of the DC converter can be used for the control of the DC converter
  • the output voltage can be detected by means of a suitable sensor device at the output of the DC voltage converter and evaluated by the control device in order to set the predetermined DC output voltage.
  • the rectifier arrangement may comprise a plurality of diodes for rectifying the secondary voltage provided by the transformer.
  • the rectifier arrangement may comprise a plurality of diodes for rectifying the secondary voltage provided by the transformer.
  • any desired topologies for a passive rectification of the secondary voltage of the transformer are possible.
  • the rectifier arrangement comprises an active rectifier circuit.
  • the rectifier arrangement comprises an active rectifier circuit.
  • Rectifier arrangement include an active synchronous rectifier.
  • the control of the switching elements in such an active rectifier arrangement can be carried out in any suitable manner.
  • the control of the rectifier arrangement can be based on measurement signals that have been detected within the voltage converter. In particular, measuring signals are possible which have been detected between the secondary side of the transformer and the output side of the voltage converter.
  • the control of the switching elements of an active rectifier arrangement can also be based on control signals of the inverter. In this case, it may be necessary to provide a galvanic isolation between the inverter and the active rectifier arrangement.
  • the inverter and the electric motor are arranged in a common housing.
  • inverter and electric motor are spatially sealed arranged together. In this way, no long conduction paths are required.
  • the inverter comprises a multilevel inverter.
  • the inverter may include a level 3 inverter.
  • Multilevel inverters have a DC link over one
  • Capacitor assembly of a plurality of capacitors connected in series, so that here is a constant tapping at a midpoint of the capacitor assembly is available.
  • FIG. 1 shows a schematic representation of an electric drive system with a voltage converter according to an embodiment
  • FIG. 2 shows a schematic representation of a circuit arrangement for a voltage converter in an electric drive system according to an embodiment.
  • Figure 1 shows a schematic representation of an electric drive system with a voltage converter 1.
  • the drive system comprises a
  • the electric motor 3 in this case comprises a star point connection 3a, which is guided on the electric motor 3 to the outside.
  • the electric motor 3 may be an arbitrary electric motor with star point connection 3a.
  • the electric motor 3 may be a motor for driving an electric or hybrid vehicle.
  • the individual phases of the electric motor 3 are acted upon by the inverter 2 with corresponding voltage pulses in order to set the desired speed or traction on the electric motor 3.
  • the DC voltage source 4 provides a DC voltage.
  • the DC voltage source 4 can be a battery or a rechargeable battery, such as, for example, a traction battery of an electric or hybrid vehicle.
  • DC voltage source 4 provided DC voltage in the range between 250 and 450 volts. But also deviating DC voltages are also possible.
  • At the input of the inverter 2 is between the connection for the positive input voltage and the connection for the negative
  • This capacitor arrangement 10 may be, for example to act as a DC link capacitor of the inverter 2.
  • This capacitor arrangement 10 may be, for example to act as a DC link capacitor of the inverter 2.
  • an additional capacitor in addition, however, it is also possible, in addition to an existing in the inverter 2 DC link capacitor, an additional
  • Capacitor assembly 10 provide.
  • this additional capacitor arrangement 10 may be parallel to the DC link capacitor of the
  • the capacitor arrangement 10 comprises two capacitors 11 and 12 connected in series.
  • the first capacitor 10 is connected to a first input of the inverter 2.
  • the other terminal of the first capacitor 10 is connected to a node K.
  • This node K is also connected to a port of the second
  • Condenser 12 connected.
  • the other terminal of the second capacitor 12 is connected to the second input terminal of the inverter 2.
  • the voltage converter 1 further comprises a transformer 20, a rectifier arrangement 30 and a DC voltage converter 40.
  • the transformer 20 includes a primary side 21 and a secondary side 22. A terminal of the primary side 21 of the transformer 20 is connected to the
  • Node K of the capacitor assembly 10 is connected. Another terminal of the primary side 21 of the transformer 20 is connected to the neutral point terminal 3 a of the electric motor 3. The terminals of the secondary side 22 of the transformer 20 are connected to the input terminals of
  • Rectifier assembly 30 connected.
  • the rectifier arrangement 30 directs the voltage applied to the secondary side 22 of the transformer 20
  • Rectifier arrangement 30 is any suitable active or passive
  • the rectifier assembly 30 may include a passive rectifier arrangement based on semiconductor diodes.
  • active rectifier circuits such as an active synchronous rectification are possible.
  • the control signals required for driving an active rectifier circuit can be generated based on measured values, in particular based on measured values within the voltage converter 1.
  • suitable sensors not shown here
  • measured values within the Voltage converter in particular in the range between the secondary side 22 of the transformer 20 and the output of the voltage converter 1 detect. Based on these measured values, a suitable control circuit of the rectifier arrangement 30 can then generate control signals for an active rectifier circuit of the rectifier arrangement 30.
  • control signals for an active rectifier circuit of the rectifier arrangement 30 may be generated based on control signals of the inverter 2. For safety reasons, it may be necessary for this that a galvanic separation takes place between the inverter 2 and the rectifier arrangement 30.
  • Inverter 2 are transmitted via optical signal paths to the rectifier arrangement 30.
  • a DC voltage source 4 for example, a battery or a
  • the output voltage of the voltage source 4 may vary depending on the state of charge. In dependence on the output voltage of the voltage source 4 and in dependence of the control of the
  • Electric motor 3 can be the voltage on the primary side 21 of the
  • a DC voltage converter 40 is provided.
  • This DC voltage converter 40 adjusts the secondary voltage of the transformer 20 rectified by the rectifier arrangement 30 to a constant predetermined output voltage.
  • any suitable DC voltage converter 40 can be provided as DC voltage converter 40.
  • boost converter, buck converter, combined boost converter buck converter or inverters or the like are possible.
  • the rectified secondary voltage of the transformer 20 is always above the predetermined output voltage at the output of
  • DC converter 40 is to be provided, so can as DC converter 40 may be provided a buck converter. If the rectified secondary voltage of the transformer 20 is always below the predetermined desired output voltage of the voltage converter 1, then a step-up converter can be provided as the DC voltage converter 40, for example. Can the rectified secondary voltage of the transformer 20 below or above the required target output voltage of the
  • Voltage converter 1 are located, it can be provided as a DC voltage converter 40, a combined boost-buck converter.
  • the choice of the transmission ratio of the transformer 20 is thus closely related to the topology of the DC converter 40. If a transmission ratio of the transformer 20 is selected, which leads to a rectified secondary voltages, which are below or above the desired output voltage of the voltage converter 1, so that maximum voltage change by the DC voltage converter 40 relatively low. On the other hand, a combined high-down converter required for this purpose is connected to an optionally more complex circuit topology.
  • the DC output voltage of the voltage converter 1 for example, a low-voltage electrical system of a vehicle, such as an electric or hybrid vehicle supply, so is the target DC output voltage in the range of about 13.2 volts.
  • an open-circuit voltage VT is assumed as the input voltage to the inverter 2, which can vary by up to 20%
  • the result for the case where a pure buck converter is to be used as the DC voltage converter 40 is a transmission ratio of approximately VT / 50 for the transformer To achieve a desired output voltage in the range of 13.2 volts for a low-voltage electrical system of a vehicle.
  • other transmission ratios for the transformer 20 can be chosen beyond.
  • the present invention is not limited to applications for electric or hybrid vehicles. Rather, the present invention is not limited to applications for electric or hybrid vehicles. Rather, the present invention is not limited to applications for electric or hybrid vehicles. Rather, the present invention is not limited to applications for electric or hybrid vehicles. Rather, the present invention is not limited to applications for electric or hybrid vehicles. Rather, the present invention is not limited to applications for electric or hybrid vehicles. Rather, the present invention is not limited to applications for electric or hybrid vehicles. Rather, the present
  • FIG. 2 shows a schematic representation of a block diagram of a voltage converter 1 in an electric drive system according to an embodiment.
  • a DC input voltage is provided by a battery 4.
  • the inverter 2 comprises in this embodiment, six semiconductor switching elements Sl to S6, which by a control device not shown here with
  • Control signals can be controlled.
  • the capacitor assembly 10 is arranged.
  • the capacitor assembly 10 in this embodiment also simultaneously
  • the first capacitor 11 is arranged between the positive terminal of the inverter and the node K.
  • the second capacitor is between the
  • the rectifier arrangement 30 is designed in this case as a passive rectifier arrangement with the four diodes Dl to D4. At the output of the rectifier arrangement 30, a capacitor Cl is arranged for smoothing the rectified secondary voltage of the transformer 20.
  • the rectified secondary voltage of the transformer 20 is then by means of a buck converter circuit 40 to the desired predetermined
  • the DC converter 40 includes the switching element S7, the diode D5 and the inductance LI and the capacitance C2.
  • the switching element S7 is controlled by means of a control device 41.
  • the output voltage can be detected by means of a voltage detector at the output of the DC voltage converter 40 and provided to the control device 41.
  • the control device 41 thereby fits based on the detected
  • the present invention relates to a voltage converter for converting a DC input voltage into one
  • Voltage transformer galvanic isolation takes place. For this purpose, it is provided to use a power level of an existing inverter.
  • Inverter and a neutral terminal of an electric motor connected to the inverter is fed into a transformer and the rectified secondary voltage of the transformer is set by means of a DC converter to a predetermined voltage level.
  • Such voltage transformers can be used for any electric drive systems, in particular for electric drive systems in electric or hybrid vehicles.
  • a low-voltage electrical system can be powered by the high-voltage on-board electrical system, at the same time there is a galvanic isolation between high voltage and low voltage electrical system.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Inverter Devices (AREA)
  • Dc-Dc Converters (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

L'invention concerne un convertisseur de tension pour convertir une tension continue d'entrée en une tension continue de sortie, une séparation galvanique étant réalisée entre l'entrée et la sortie du convertisseur de tension. A cet effet, un étage de puissance d'un onduleur présent est employé. Selon l'invention, en tant que tension alternative d'entrée du convertisseur de tension est employée une tension entre un point neutre d'une machine électrique et une prise intermédiaire d'un condensateur de circuit intermédiaire de l'onduleur.
PCT/EP2017/050368 2016-02-29 2017-01-10 Convertisseur de tension et système d'entraînement électrique comprenant un convertisseur de tension WO2017148602A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016203150.3A DE102016203150A1 (de) 2016-02-29 2016-02-29 Spannungswandler und elektrisches Antriebssystem mit einem Spannungswandler
DE102016203150.3 2016-02-29

Publications (1)

Publication Number Publication Date
WO2017148602A1 true WO2017148602A1 (fr) 2017-09-08

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ID=57777640

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2017/050368 WO2017148602A1 (fr) 2016-02-29 2017-01-10 Convertisseur de tension et système d'entraînement électrique comprenant un convertisseur de tension

Country Status (2)

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DE (1) DE102016203150A1 (fr)
WO (1) WO2017148602A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4159517A4 (fr) * 2020-05-27 2023-12-20 Denso Corporation Système d'alimentation électrique

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017222376A1 (de) * 2017-12-11 2019-06-13 Continental Automotive Gmbh Fahrzeugbordnetz mit Batterieeinheit, Schaltereinheit, Maschineneinheit und DC-Ladebuchse

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Publication number Priority date Publication date Assignee Title
EP1246353A2 (fr) * 2001-03-30 2002-10-02 Kabushiki Kaisha Toyota Jidoshokki Circuit de convertisseur de puissance à sorties multiples
US20020191423A1 (en) * 2001-06-13 2002-12-19 Yasuharu Odachi Power supply apparatus
US20030214826A1 (en) * 2002-02-20 2003-11-20 Ballard Power Systems Corporation Integrated traction inverter module and DC/DC converter
US20080048605A1 (en) * 2005-04-06 2008-02-28 Bayerische Motoren Werke Aktiengesellschaft Switching device for linking various electrical voltage levels in a motor vehicle
US20090185405A1 (en) * 2008-01-21 2009-07-23 Shigeo Masukawa Three-phase voltage source inverter system
EP2733837A1 (fr) * 2012-11-16 2014-05-21 ABB Technology AG Convertisseur
DE102013225097A1 (de) 2013-12-06 2015-06-11 Volkswagen Aktiengesellschaft Energiemanagementverfahren zum Betreiben eines elektrischen Bordnetzes eines Kraftfahrzeuges und Kraftfahrzeug

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DE102014217703A1 (de) * 2014-09-04 2016-03-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zum laden eines energiespeichers

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1246353A2 (fr) * 2001-03-30 2002-10-02 Kabushiki Kaisha Toyota Jidoshokki Circuit de convertisseur de puissance à sorties multiples
US20020191423A1 (en) * 2001-06-13 2002-12-19 Yasuharu Odachi Power supply apparatus
US20030214826A1 (en) * 2002-02-20 2003-11-20 Ballard Power Systems Corporation Integrated traction inverter module and DC/DC converter
US20080048605A1 (en) * 2005-04-06 2008-02-28 Bayerische Motoren Werke Aktiengesellschaft Switching device for linking various electrical voltage levels in a motor vehicle
US20090185405A1 (en) * 2008-01-21 2009-07-23 Shigeo Masukawa Three-phase voltage source inverter system
EP2733837A1 (fr) * 2012-11-16 2014-05-21 ABB Technology AG Convertisseur
DE102013225097A1 (de) 2013-12-06 2015-06-11 Volkswagen Aktiengesellschaft Energiemanagementverfahren zum Betreiben eines elektrischen Bordnetzes eines Kraftfahrzeuges und Kraftfahrzeug

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4159517A4 (fr) * 2020-05-27 2023-12-20 Denso Corporation Système d'alimentation électrique

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