JPWO2021199490A1 - - Google Patents

Info

Publication number
JPWO2021199490A1
JPWO2021199490A1 JP2022511516A JP2022511516A JPWO2021199490A1 JP WO2021199490 A1 JPWO2021199490 A1 JP WO2021199490A1 JP 2022511516 A JP2022511516 A JP 2022511516A JP 2022511516 A JP2022511516 A JP 2022511516A JP WO2021199490 A1 JPWO2021199490 A1 JP WO2021199490A1
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Pending
Application number
JP2022511516A
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 filed Critical
Publication of JPWO2021199490A1 publication Critical patent/JPWO2021199490A1/ja
Pending legal-status Critical Current

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
    • B60L3/0069—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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
    • G01R27/18—Measuring resistance to earth, i.e. line to ground
    • 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
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/025—Measuring very high resistances, e.g. isolation resistances, i.e. megohm-meters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/005—Testing of electric installations on transport means
    • G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
JP2022511516A 2020-03-30 2020-11-19 Pending JPWO2021199490A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020059669 2020-03-30
PCT/JP2020/043109 WO2021199490A1 (ja) 2020-03-30 2020-11-19 漏電検出装置、車両用電源システム

Publications (1)

Publication Number Publication Date
JPWO2021199490A1 true JPWO2021199490A1 (ja) 2021-10-07

Family

ID=77928186

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022511516A Pending JPWO2021199490A1 (ja) 2020-03-30 2020-11-19

Country Status (5)

Country Link
US (1) US20230152359A1 (ja)
EP (1) EP4130761B1 (ja)
JP (1) JPWO2021199490A1 (ja)
CN (1) CN115335715A (ja)
WO (1) WO2021199490A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114910699A (zh) * 2021-02-09 2022-08-16 华为数字能源技术有限公司 一种变换器系统、系统绝缘阻抗检测方法、装置及介质

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2933490B2 (ja) 1994-08-30 1999-08-16 株式会社デンソー 電気自動車の地絡検出回路
JP4061168B2 (ja) * 2002-10-16 2008-03-12 矢崎総業株式会社 地絡検知装置および絶縁抵抗計測装置
JP2004286523A (ja) * 2003-03-20 2004-10-14 Yazaki Corp 漏電判定装置、漏電判定プログラムおよび絶縁抵抗計測装置
US7863910B2 (en) * 2005-08-29 2011-01-04 Nec Corporation Insulation resistance detecting apparatus
JP4635890B2 (ja) * 2006-02-03 2011-02-23 トヨタ自動車株式会社 電源装置
JP5448545B2 (ja) * 2009-04-20 2014-03-19 株式会社日立製作所 車両用漏電検出装置
JP5528370B2 (ja) * 2011-02-16 2014-06-25 オムロンオートモーティブエレクトロニクス株式会社 漏電検知装置、漏電検知装置における閾値等の設定方法
JP5474114B2 (ja) * 2012-03-16 2014-04-16 三菱電機株式会社 車載高電圧機器の漏電抵抗検出装置およびその漏電抵抗検出方法
US10330716B2 (en) * 2017-02-07 2019-06-25 Yazaki Corporation Earth fault detector with flying capacitor
JP2021076373A (ja) * 2018-03-15 2021-05-20 三洋電機株式会社 漏電検出回路、車両用電源システム
CN113453942A (zh) * 2019-02-19 2021-09-28 三洋电机株式会社 漏电检测装置、车辆用电源系统
EP4329121A3 (en) * 2019-06-28 2024-05-29 SANYO Electric Co., Ltd. Earth leakage detecting device, and vehicular power supply system
JP7438213B2 (ja) * 2019-06-28 2024-02-26 三洋電機株式会社 漏電検出装置、車両用電源システム
WO2021106284A1 (ja) * 2019-11-26 2021-06-03 三洋電機株式会社 漏電検出装置、車両用電源システム
CN114746762A (zh) * 2019-11-26 2022-07-12 三洋电机株式会社 漏电检测装置、车辆用电源系统

Also Published As

Publication number Publication date
EP4130761A4 (en) 2023-09-27
EP4130761A1 (en) 2023-02-08
EP4130761B1 (en) 2024-05-29
WO2021199490A1 (ja) 2021-10-07
US20230152359A1 (en) 2023-05-18
CN115335715A (zh) 2022-11-11

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Legal Events

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Effective date: 20230905