CN114371369B - 绝缘异常检测装置以及绝缘异常检测方法 - Google Patents

绝缘异常检测装置以及绝缘异常检测方法

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Publication number
CN114371369B
CN114371369B CN202110754254.2A CN202110754254A CN114371369B CN 114371369 B CN114371369 B CN 114371369B CN 202110754254 A CN202110754254 A CN 202110754254A CN 114371369 B CN114371369 B CN 114371369B
Authority
CN
China
Prior art keywords
capacitor
switch
insulation
voltage
battery
Prior art date
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.)
Active
Application number
CN202110754254.2A
Other languages
English (en)
Chinese (zh)
Other versions
CN114371369A (zh
Inventor
泉谷惇嗣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denso Ten Ltd
Original Assignee
Denso Ten Ltd
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 Denso Ten Ltd filed Critical Denso Ten Ltd
Publication of CN114371369A publication Critical patent/CN114371369A/zh
Application granted granted Critical
Publication of CN114371369B publication Critical patent/CN114371369B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
    • G01R31/1263—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
    • G01R31/1272—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation of cable, line or wire insulation, e.g. using partial discharge measurements
    • 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
    • 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
    • B60L50/51—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
    • 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
    • G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/40—Drive Train control parameters
    • B60L2240/54—Drive Train control parameters related to batteries
    • B60L2240/547—Voltage
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/80—Time limits
    • 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
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
CN202110754254.2A 2020-10-16 2021-07-02 绝缘异常检测装置以及绝缘异常检测方法 Active CN114371369B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020175011A JP7542393B2 (ja) 2020-10-16 2020-10-16 絶縁異常検出装置および絶縁異常検出方法
JP2020-175011 2020-10-16

Publications (2)

Publication Number Publication Date
CN114371369A CN114371369A (zh) 2022-04-19
CN114371369B true CN114371369B (zh) 2025-08-05

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110754254.2A Active CN114371369B (zh) 2020-10-16 2021-07-02 绝缘异常检测装置以及绝缘异常检测方法

Country Status (4)

Country Link
US (1) US11592470B2 (enExample)
JP (1) JP7542393B2 (enExample)
CN (1) CN114371369B (enExample)
DE (1) DE102021117959A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12005771B2 (en) * 2020-05-20 2024-06-11 Deere & Company Lightweight high-efficiency, high temperature electric drive system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104977510A (zh) * 2014-04-03 2015-10-14 矢崎总业株式会社 绝缘检测装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010060323A (ja) 2008-09-01 2010-03-18 Mazda Motor Corp 自動車の電池セルユニットの地絡検出方法及び装置
JP4720896B2 (ja) 2008-10-08 2011-07-13 株式会社デンソー 電源回路の異常診断装置、及び電源回路
US9453886B2 (en) * 2011-04-21 2016-09-27 Renesas Electronics Corporation Switch circuit, selection circuit, and voltage measurement device
CN104078939B (zh) * 2014-06-25 2018-02-27 台达电子企业管理（上海）有限公司 功率变换器、短路保护电路与控制方法
JP6494327B2 (ja) * 2015-02-27 2019-04-03 株式会社デンソーテン 劣化検出装置および劣化検出方法
JP6504855B2 (ja) 2015-02-27 2019-04-24 株式会社デンソーテン 劣化検出装置および劣化検出方法
JP6637749B2 (ja) 2015-12-04 2020-01-29 株式会社デンソーテン 絶縁異常検知装置及び絶縁異常検知方法
JP6563347B2 (ja) 2016-01-28 2019-08-21 株式会社デンソーテン 絶縁異常検知装置及び絶縁異常検知方法
JP6668102B2 (ja) 2016-02-18 2020-03-18 株式会社デンソーテン 劣化検出装置および劣化検出方法
JP2019009934A (ja) * 2017-06-27 2019-01-17 カルソニックカンセイ株式会社 充放電装置
CN107589302A (zh) * 2017-10-13 2018-01-16 长春七角星科技发展有限公司 一种电动车高压绝缘检测方法及其检测系统
JP6781212B2 (ja) * 2018-08-23 2020-11-04 矢崎総業株式会社 地絡検出装置
JP7086886B2 (ja) * 2019-04-03 2022-06-20 矢崎総業株式会社 地絡検出装置
JP7094918B2 (ja) * 2019-06-04 2022-07-04 矢崎総業株式会社 地絡検出装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104977510A (zh) * 2014-04-03 2015-10-14 矢崎总业株式会社 绝缘检测装置

Also Published As

Publication number Publication date
CN114371369A (zh) 2022-04-19
DE102021117959A1 (de) 2022-04-21
US11592470B2 (en) 2023-02-28
US20220120803A1 (en) 2022-04-21
JP7542393B2 (ja) 2024-08-30
JP2022066088A (ja) 2022-04-28

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