WO2005115792A1 - 電気自動車の制御装置 - Google Patents
電気自動車の制御装置 Download PDFInfo
- Publication number
- WO2005115792A1 WO2005115792A1 PCT/JP2005/010085 JP2005010085W WO2005115792A1 WO 2005115792 A1 WO2005115792 A1 WO 2005115792A1 JP 2005010085 W JP2005010085 W JP 2005010085W WO 2005115792 A1 WO2005115792 A1 WO 2005115792A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- power supply
- self
- protection circuit
- converter
- control device
- Prior art date
Links
Classifications
-
- 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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/003—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to inverters
-
- 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
- B60L2210/00—Converter types
- B60L2210/10—DC to DC converters
-
- 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
-
- 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
- Y02T10/72—Electric energy management in electromobility
Definitions
- the present invention relates to a control device for an electric vehicle, and more particularly, to control when overcurrent self-protection of a traction inverter is activated.
- a hybrid electric vehicle in which a fuel cell and a secondary battery (power storage device) are mixed as a power supply device, for example, as disclosed in Japanese Patent Application Laid-Open No. 2002-118979, an alternating current is applied to a traction motor for driving a vehicle.
- a translation inverter that supplies power, a fuel cell that supplies DC power to the traction inverter, and a secondary battery that is connected in parallel with the fuel cell via a DCZD C converter are provided in the vehicle power system.
- a known configuration is known.
- the traction inverter receives a supply of DC power from one or both of the fuel cell and the secondary battery, converts it into AC power, and drives the traction motor.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2002-118979 Disclosure of the Invention
- the present invention prevents the overcurrent from flowing into the DCCDC converter when the switching of the traction converter is stopped by the overcurrent self-protection. It is an object to provide a control device for an electric vehicle.
- an electric vehicle control device includes a first DC power supply device for supplying DC power to a traction inverter and a first DC power supply device connected in parallel to the first DC power supply device via a DC / DC converter.
- the current interrupting means may be, for example, an interrupting means for interrupting the power supply from the first DC power supply to the traction partitioner in synchronization with the operation of the self-protection circuit, or the operation of the self-protection circuit.
- Switching stop means for stopping the switching operation of the DC / DC converter in synchronization with the switching operation may be used.
- a control device for an electric vehicle according to a first aspect of the present invention includes a first DC power supply for supplying DC power to a traction inverter, and a DC power supply connected in parallel to the first DC power supply via a DCZC converter.
- a control device for controlling a power supply system of an electric vehicle including a second DC power supply device to be connected, wherein a self-protection circuit of a traction inverter is operated by an overcurrent supplied from the first DC power supply device.
- a shutoff means for shutting off the power supply from the first DC power supply to the traction inverter in synchronization with the operation of the self-protection circuit is provided.
- CZD Prevents overcurrent from flowing into the C converter.
- a control device for an electric vehicle includes a first DC power supply that supplies DC power to a traction inverter and a DC power supply connected in parallel to the first DC power supply via a DCZDC converter.
- a control device for controlling a power supply system of an electric vehicle including a second DC power supply device to be connected, wherein a self-protection circuit of a traction inverter is activated by an overcurrent supplied from the first DC power supply device.
- switching stopping means for stopping the switching operation of the DC / DC converter in synchronization with the operation of the self-protection circuit of the traction inverter. Stopping the switching operation of the DC / DC converter is excellent in response, so that the self-protection circuit of the DC / DC converter can be operated without delay in starting the self-protection circuit of the traction inverter.
- the switching stop means it is desirable to forcibly restart the switching operation of the DC / DC converter after a lapse of a predetermined time from the start of the operation of the self-protection circuit of the traction inverter. If it is a temporary overcurrent, the system can be restored in a short time and normal vehicle running can be continued.
- FIG. 1 is a system configuration diagram of a power supply system of an electric vehicle according to the present embodiment.
- FIG. 1 shows a system configuration centering on a power supply system of an electric vehicle according to the present embodiment.
- the power system of the electric vehicle 10 mainly includes a traction inverter 50 that supplies AC power to a traction motor (electric power load) 60 and a DC power supply that supplies DC power to the traction inverter 50.
- a DC power supply 20; a second DC power supply 30 connected in parallel to the first DC power supply 20 via the DCZD C converter 40; Relay (interruption means) 70 that shuts off the power supply to the A control unit 80 for performing the operation is provided.
- the first DC power supply device 20 is a power supply device that functions as a main power supply of the system.
- a fuel cell is suitable.
- a fuel cell is a device that converts the chemical energy of fuel gas and oxidizing gas into electric energy, and has the advantages of high energy efficiency, low harmful emissions, and the elimination of the use of petroleum fuel.
- the second DC power supply 30 is a power supply that functions as an auxiliary power supply for the system.For example, charging and discharging of secondary batteries such as nickel-cadmium storage batteries, nickel-hydrogen storage batteries, lithium secondary batteries, and capacitors is performed.
- a possible power storage device is suitable.
- the kinetic energy regenerated during vehicle braking is converted into electric energy and the second DC power
- the power is stored in the power supply 30 and when the instantaneous power such as starting or acceleration is required, the shortage of the power supplied from the first DC power supply 20 Can be supplemented.
- the fractionation motor 60 is an electric motor for obtaining a propulsion force for running the vehicle, and is composed of, for example, a three-phase synchronous motor or the like.
- the traction inverter 50 includes, for example, a three-phase bridge circuit composed of six power transistors, and converts DC power into AC power (three-phase AC) by switching operation of the power transistors. It is supplied to the scion motor 60.
- the control of the power transistor is performed by the control unit 80, and information necessary for switching control is transmitted from the traction inverter 50 to the control unit 80.
- the traction impeller 50 responds to a request instruction from the control unit 80 and adjusts the amplitude and amplitude of the three-phase AC current necessary to adjust the output torque and the rotation speed of the traction motor 60 to desired values. ⁇ Adjust the frequency.
- the traction impeller 50 has a self-protection circuit 51 for protecting the circuit from overcurrent. When the self-protection circuit 51 detects an overcurrent, it Stop the 50 switching operation.
- the D CZD C converter 40 functions as voltage control means for adjusting the output voltage of the first DC power supply device 20 in accordance with the operation state of the system. The voltage is reduced to charge the second DC power supply 30 for the auxiliary power supply.
- the power conversion control of the DC / DC converter 40 is controlled by the control unit 80.
- the DCZC converter 40 has a self-protection circuit 41 for protecting the circuit from overcurrent. When detecting the overcurrent, the self-protection circuit 41 stops the switching operation of the DCZDC converter 40.
- the relay 70 is opened in synchronization with the operation of 1 (the switching of the traction inverter 50 is stopped), and the power supply from the first DC power supply 20 to the traction inverter 50 is cut off.
- the switching stop of the DC / DC converter 40 (the activation of the self-protection circuit 41) can be avoided.
- the self-protection circuit 51 is activated by an overcurrent supplied from the first DC power supply 1 device 20 to the traction inverter 50, the self-protection circuit 5 of the traction inverter 50 is operated.
- the self-protection circuit 41 of the DCZD C converter 40 is operated in synchronization with the operation of 1 to control the switching operation of the DC / DC converter 40 to be stopped. In this case, even if the self-protection circuits 41 and 51 transmit and receive control signals to and from each other, the self-protection circuit 41 operates in synchronization with the operation of the self-protection circuit 51.
- the control unit 80 which detects the operation of the self-protection circuit 51 may be configured to operate the self-protection circuit 41 in synchronization therewith. Further, the switching operation of the DCZDC converter 40 may be stopped by a forced stop circuit (not shown) different from the self-protection circuit 41.
- Self-protection circuit 4 described above 1 or a forced stop circuit or the like functions as switching stopping means of the DC / DC converter 40. Although the opening and closing of the relay 70 involves a mechanical operation, a slight response delay may occur. However, if the switching of the self-protection circuit 41 is stopped, the response is excellent.
- the relay 70 is forcibly closed after a predetermined time elapses after the self-protection circuit 51 starts to operate, or the self-protection circuit 41 is forcibly stopped (the switching operation of the D CZD C converter 40). May be forcibly restarted). That is, the switching stop means may be configured to forcibly restart the switching operation of the DCZD C converter 40 after a predetermined time has elapsed after the self-protection circuit 51 of the traction inverter 50 starts operating. . If the overcurrent flowing into the traction impeller 50 is transient, it is possible to return to normal running in a short time. Industrial applicability
- the present invention it is possible to prevent the overcurrent from flowing into the DCZDC converter when the switching of the traction inverter is stopped by the overcurrent self-protection.
- the system can be restored in a short time.
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Dc-Dc Converters (AREA)
- Inverter Devices (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112005001205.0T DE112005001205B4 (de) | 2004-05-27 | 2005-05-26 | Steuerungsvorrichtung für ein Elektrofahrzeug |
US11/579,731 US7742268B2 (en) | 2004-05-27 | 2005-05-26 | Electric vehicle control apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-158048 | 2004-05-27 | ||
JP2004158048A JP4131411B2 (ja) | 2004-05-27 | 2004-05-27 | 電気自動車の制御装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005115792A1 true WO2005115792A1 (ja) | 2005-12-08 |
Family
ID=35450747
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/010085 WO2005115792A1 (ja) | 2004-05-27 | 2005-05-26 | 電気自動車の制御装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7742268B2 (ja) |
JP (1) | JP4131411B2 (ja) |
CN (1) | CN100509466C (ja) |
DE (1) | DE112005001205B4 (ja) |
WO (1) | WO2005115792A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007036275A1 (de) * | 2005-09-28 | 2007-04-05 | Volkswagen Aktiengesellschaft | Hybridantriebsstrang eines kraftfahrzeugs |
JP2008253011A (ja) * | 2007-03-29 | 2008-10-16 | Mitsubishi Heavy Ind Ltd | 電気式車輌駆動用dc−dcコンバータ |
US8288886B2 (en) * | 2009-11-09 | 2012-10-16 | GM Global Technology Operations LLC | Method and apparatus for avoiding electrical resonance in a vehicle having a shared high-voltage bus |
KR101241226B1 (ko) * | 2011-10-27 | 2013-03-13 | 현대자동차주식회사 | 친환경 차량의 메인 릴레이 모니터링장치 및 방법 |
US9150107B2 (en) * | 2011-10-28 | 2015-10-06 | Ford Global Technologies, Llc | Automotive vehicle power system interlock detection |
CN103448570B (zh) * | 2012-06-01 | 2016-04-13 | 博世汽车部件(苏州)有限公司 | 电动车的功率管理***及方法 |
DE102012210008B4 (de) * | 2012-06-14 | 2023-05-04 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Entladung eines elektrischen Netzes |
JP5944505B2 (ja) * | 2012-07-12 | 2016-07-05 | 三菱電機株式会社 | 車載モータ駆動用制御基板 |
CN103841717A (zh) * | 2012-11-21 | 2014-06-04 | 赵元雷 | 利用燃油汽车充电指示灯改制成的纯电动汽车dc-dc***指示灯 |
JP2016149935A (ja) * | 2016-03-07 | 2016-08-18 | 三菱電機株式会社 | 車載モータ駆動用制御基板 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001069601A (ja) * | 1999-08-30 | 2001-03-16 | Honda Motor Co Ltd | ハイブリッド車両 |
JP2001204106A (ja) * | 2000-01-18 | 2001-07-27 | Matsushita Electric Ind Co Ltd | 電力システムおよび電気自動車 |
JP2002334712A (ja) * | 2001-05-09 | 2002-11-22 | Denso Corp | 燃料電池システム |
JP2005094914A (ja) * | 2003-09-17 | 2005-04-07 | Nissan Motor Co Ltd | 燃料電池車両の電力供給システム |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH07123609A (ja) | 1993-10-22 | 1995-05-12 | Fuji Electric Co Ltd | 燃料電池給電システム |
JP4372235B2 (ja) * | 1996-08-29 | 2009-11-25 | トヨタ自動車株式会社 | 燃料電池システムおよび電気自動車 |
DE19826551C1 (de) | 1998-06-15 | 1999-11-18 | Siemens Ag | Steuerungssystem für ein aus mindestens einem Energiespeicher und einer Energiequelle bestehendes Hybridsystem |
JP4464474B2 (ja) * | 1998-06-25 | 2010-05-19 | トヨタ自動車株式会社 | 燃料電池システム、燃料電池車両及び燃料電池制御方法 |
JP2000036308A (ja) | 1998-07-16 | 2000-02-02 | Toyota Motor Corp | 燃料電池システム |
DE19954306B4 (de) * | 1999-11-11 | 2004-09-02 | Ballard Power Systems Ag | Vorrichtung zur elektrischen Energieerzeugnung mit einer Brennstoffzelle in einem Fahrzeug und Verfahren zum Betrieb einer derartigen Vorrichtung |
JP4545285B2 (ja) * | 2000-06-12 | 2010-09-15 | 本田技研工業株式会社 | 燃料電池車両の起動制御装置 |
JP4218202B2 (ja) * | 2000-10-04 | 2009-02-04 | トヨタ自動車株式会社 | 燃料電池を有する直流電源 |
JP4206630B2 (ja) | 2000-10-04 | 2009-01-14 | トヨタ自動車株式会社 | 燃料電池を有する直流電源 |
DE10102243A1 (de) * | 2001-01-19 | 2002-10-17 | Xcellsis Gmbh | Vorrichtung zur Erzeugung und Verteilung von elektrischer Energie an Verbraucher in einem Fahrzeug |
JP3719229B2 (ja) * | 2001-12-19 | 2005-11-24 | トヨタ自動車株式会社 | 電源装置 |
JP3911435B2 (ja) * | 2002-04-11 | 2007-05-09 | トヨタ自動車株式会社 | 電源システムおよびその制御方法 |
JP3832417B2 (ja) * | 2002-10-22 | 2006-10-11 | 日産自動車株式会社 | 燃料電池システム |
JP4554151B2 (ja) * | 2002-11-29 | 2010-09-29 | 本田技研工業株式会社 | 燃料電池車両の制御装置 |
CN100389517C (zh) * | 2002-12-16 | 2008-05-21 | 丰田自动车株式会社 | 电源***及其控制装置和方法以及包括该电源***的汽车 |
-
2004
- 2004-05-27 JP JP2004158048A patent/JP4131411B2/ja not_active Expired - Fee Related
-
2005
- 2005-05-26 WO PCT/JP2005/010085 patent/WO2005115792A1/ja active Application Filing
- 2005-05-26 US US11/579,731 patent/US7742268B2/en active Active
- 2005-05-26 CN CNB2005800169447A patent/CN100509466C/zh active Active
- 2005-05-26 DE DE112005001205.0T patent/DE112005001205B4/de active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001069601A (ja) * | 1999-08-30 | 2001-03-16 | Honda Motor Co Ltd | ハイブリッド車両 |
JP2001204106A (ja) * | 2000-01-18 | 2001-07-27 | Matsushita Electric Ind Co Ltd | 電力システムおよび電気自動車 |
JP2002334712A (ja) * | 2001-05-09 | 2002-11-22 | Denso Corp | 燃料電池システム |
JP2005094914A (ja) * | 2003-09-17 | 2005-04-07 | Nissan Motor Co Ltd | 燃料電池車両の電力供給システム |
Also Published As
Publication number | Publication date |
---|---|
US20070227788A1 (en) | 2007-10-04 |
CN1956863A (zh) | 2007-05-02 |
DE112005001205B4 (de) | 2021-05-12 |
JP2005341731A (ja) | 2005-12-08 |
DE112005001205T5 (de) | 2009-04-02 |
JP4131411B2 (ja) | 2008-08-13 |
US7742268B2 (en) | 2010-06-22 |
CN100509466C (zh) | 2009-07-08 |
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