JP5187152B2 - 車両の電源システムおよび車両 - Google Patents
車両の電源システムおよび車両 Download PDFInfo
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- JP5187152B2 JP5187152B2 JP2008293484A JP2008293484A JP5187152B2 JP 5187152 B2 JP5187152 B2 JP 5187152B2 JP 2008293484 A JP2008293484 A JP 2008293484A JP 2008293484 A JP2008293484 A JP 2008293484A JP 5187152 B2 JP5187152 B2 JP 5187152B2
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- power
- power storage
- storage device
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- charging
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- 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
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- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/007—Physical arrangements or structures of drive train converters specially adapted for the propulsion motors of electric vehicles
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- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
- B60L15/2009—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed for braking
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- B60L3/0069—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to the isolation, e.g. ground fault or leak current
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- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/14—Details associated with the interoperability, e.g. vehicle recognition, authentication, identification or billing
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
好ましくは、電源システムは、第3の電力線をさらに備える。充電装置は、第1の電力変換装置と、第2の電力変換装置と、充電器とを含む。第1の電力変換装置は、第1および第3の電力線に接続されて、双方向の電力変換が可能に構成される。第2の電力変換装置は、第2および第3の電力線に接続されて、双方向の電力変換が可能に構成される。充電器は、外部電源から供給される電力を第2の電力線に出力可能に構成される。
図9を参照して、回路系200は図1に示す車両システムを1つの機能ブロックにより示したものである。また、図9に示すアース1は車両においては車体に対応する。
発振回路81によって発生されたパルス信号SIGは、検出抵抗82、カップリングコンデンサ83、絶縁抵抗Ri、およびバンドパスフィルタ84を含んで構成された直列回路に印加される。これにより、検出抵抗82およびカップリングコンデンサ83の接続点に相当するノードN1には、絶縁抵抗Riおよび検出抵抗82(抵抗値Rd)の分圧比:Ri/(Rd+Ri)とパルス信号SIGの振幅(電源電圧である電圧+B)との積を波高値とするパルス電圧が発生する。なお電圧+Bは、たとえば補機バッテリSBの電圧VD(図1参照)としてもよいが、電圧VDに限定されるものではない。
Claims (8)
- 第1および第2の蓄電装置と、
前記第1の蓄電装置に対応して設けられる第1の電力線と、
前記第2の蓄電装置に対応して設けられる第2の電力線と、
前記第1の蓄電装置と前記第1の電力線との電気的接続および遮断が可能に構成された第1の接続部と、
前記第2の蓄電装置と前記第2の電力線との電気的接続および遮断が可能に構成された第2の接続部と、
前記第1の電力線と補機との間に接続されて、前記第1の蓄電装置から前記第1の接続部および前記第1の電力線を介して供給される電力の電圧を、前記補機を動作させるための所定の電圧に変換する電圧変換装置と、
前記電圧変換装置に対して前記補機と並列に接続されて、前記電圧変換装置から供給される電力を蓄積する第3の蓄電装置と、
前記第1および第2の電力線に接続されて、前記第1および第2の蓄電装置を車両外部の外部電源により充電するための充電装置と、
前記第1および第2の接続部ならびに前記充電装置を制御する制御装置とを備え、
前記制御装置は、前記第2の蓄電装置の充電時には、前記第2の接続部を導通状態に設定するとともに前記外部電源からの電力が前記第2の電力線に供給されるように前記充電装置を制御する一方で、前記第1の接続部を導通状態に設定して前記電圧変換装置の動作を継続させる、車両の電源システム。 - 前記制御装置は、前記第2の蓄電装置の充電に先立って前記第1の蓄電装置が充電され、かつ前記第2の蓄電装置の充電完了後には前記第1の蓄電装置の残存容量が所定値に達するまで前記第1の蓄電装置が充電されるよう、前記第1および第2の接続部ならびに前記充電装置を制御する、請求項1に記載の車両の電源システム。
- 前記制御装置は、前記第1の蓄電装置の充電時において、前記第1および第2の接続部を導通状態および非導通状態にそれぞれ設定し、かつ前記第1の電力線に前記外部電源からの電力が供給されるように前記充電装置を制御する、請求項2に記載の車両の電源システム。
- 前記電源システムは、
前記第1の蓄電装置に直接的に接続される漏電検出器をさらに備え、
前記制御装置は、前記第1の蓄電装置の充電時および前記第2の蓄電装置の充電時において、前記漏電検出器の検出結果に基づいて、前記電源システムにおける漏電の有無を判定する、請求項2または3に記載の車両の電源システム。 - 前記所定の電圧は、前記制御装置の動作電圧として前記制御装置に供給される、請求項1から4のいずれか1項に記載の車両の電源システム。
- 前記電源システムは、
第3の電力線をさらに備え、
前記充電装置は、
前記第1および第3の電力線に接続されて、双方向の電力変換が可能に構成された第1の電力変換装置と、
前記第2および第3の電力線に接続されて、双方向の電力変換が可能に構成された第2の電力変換装置と、
前記外部電源から供給される電力を前記第2の電力線に出力可能に構成された充電器とを含む、請求項1から5のいずれか1項に記載の車両の電源システム。 - 前記第1および第2の電力変換装置の各々は、
前記第1および第2の電力線のうち対応する電力線と前記第3の電力線の間の電流経路に介挿接続される電力用半導体スイッチング素子と、
前記対応する電力線から前記第3の電力線へ向かう方向を順方向として、前記電力用半導体スイッチング素子と並列に接続されるダイオード素子とを含み、
前記制御装置は、前記外部電源から供給される電力を前記充電器を介して前記第1の電力線に出力する場合においては、前記第1および第2の電力変換装置の各々の前記電力用半導体スイッチング素子を導通状態に設定する一方、前記外部電源から前記充電器を介して供給される電力を前記第2の電力線に出力する場合においては、前記第1および第2の電力変換装置の各々の前記電力用半導体スイッチング素子を非導通状態に設定する、請求項6に記載の車両の電源システム。 - 請求項1から7のいずれか1項に記載の車両の電源システムと、
前記補機とを備える、車両。
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