JP7542393B2 - 絶縁異常検出装置および絶縁異常検出方法 - Google Patents

絶縁異常検出装置および絶縁異常検出方法 Download PDF

Info

Publication number
JP7542393B2
JP7542393B2 JP2020175011A JP2020175011A JP7542393B2 JP 7542393 B2 JP7542393 B2 JP 7542393B2 JP 2020175011 A JP2020175011 A JP 2020175011A JP 2020175011 A JP2020175011 A JP 2020175011A JP 7542393 B2 JP7542393 B2 JP 7542393B2
Authority
JP
Japan
Prior art keywords
capacitor
insulation
switch
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
JP2020175011A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022066088A5 (enExample
JP2022066088A (ja
Inventor
惇嗣 泉谷
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
Priority to JP2020175011A priority Critical patent/JP7542393B2/ja
Priority to US17/365,097 priority patent/US11592470B2/en
Priority to CN202110754254.2A priority patent/CN114371369B/zh
Priority to DE102021117959.9A priority patent/DE102021117959A1/de
Publication of JP2022066088A publication Critical patent/JP2022066088A/ja
Publication of JP2022066088A5 publication Critical patent/JP2022066088A5/ja
Application granted granted Critical
Publication of JP7542393B2 publication Critical patent/JP7542393B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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)
JP2020175011A 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 Active JP7542393B2 (ja)

Priority Applications (4)

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
US17/365,097 US11592470B2 (en) 2020-10-16 2021-07-01 Insulation abnormality detection apparatus
CN202110754254.2A 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
DE102021117959.9A DE102021117959A1 (de) 2020-10-16 2021-07-12 Vorrichtung zur erkennung von isolationsanomalie

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
JP2022066088A JP2022066088A (ja) 2022-04-28
JP2022066088A5 JP2022066088A5 (enExample) 2023-08-29
JP7542393B2 true JP7542393B2 (ja) 2024-08-30

Family

ID=80929408

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020175011A Active 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

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 (7)

* 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
JP2010111311A (ja) 2008-10-08 2010-05-20 Denso Corp 電源回路の異常診断装置、及び電源回路
JP2015197406A (ja) 2014-04-03 2015-11-09 矢崎総業株式会社 絶縁検出装置
JP2016161354A (ja) 2015-02-27 2016-09-05 富士通テン株式会社 劣化検出装置および劣化検出方法
JP2017102084A (ja) 2015-12-04 2017-06-08 富士通テン株式会社 絶縁異常検知装置及び絶縁異常検知方法
JP2017133965A (ja) 2016-01-28 2017-08-03 富士通テン株式会社 絶縁異常検知装置及び絶縁異常検知方法
JP2017147142A (ja) 2016-02-18 2017-08-24 富士通テン株式会社 劣化検出装置および劣化検出方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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 (7)

* 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
JP2010111311A (ja) 2008-10-08 2010-05-20 Denso Corp 電源回路の異常診断装置、及び電源回路
JP2015197406A (ja) 2014-04-03 2015-11-09 矢崎総業株式会社 絶縁検出装置
JP2016161354A (ja) 2015-02-27 2016-09-05 富士通テン株式会社 劣化検出装置および劣化検出方法
JP2017102084A (ja) 2015-12-04 2017-06-08 富士通テン株式会社 絶縁異常検知装置及び絶縁異常検知方法
JP2017133965A (ja) 2016-01-28 2017-08-03 富士通テン株式会社 絶縁異常検知装置及び絶縁異常検知方法
JP2017147142A (ja) 2016-02-18 2017-08-24 富士通テン株式会社 劣化検出装置および劣化検出方法

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
CN114371369B (zh) 2025-08-05
JP2022066088A (ja) 2022-04-28

Similar Documents

Publication Publication Date Title
CN112557941B (zh) 接地故障检测装置
CN107064668B (zh) 异常检测装置和异常检测方法
JP6697869B2 (ja) 状態判定装置および状態判定方法
JP6637749B2 (ja) 絶縁異常検知装置及び絶縁異常検知方法
US10622685B2 (en) Problem detection apparatus
JP6633585B2 (ja) 地絡検出装置
US10114056B2 (en) Deterioration specifying device and deterioration specifying method
US10343524B2 (en) Weld detection apparatus and weld detection method
CN110018349A (zh) 接地故障检测装置
EP2799894B1 (en) Monitoring system and vehicle
CN103444046A (zh) 电压监视模块和使用其的电压监视系统
JP6482901B2 (ja) 劣化検出装置および劣化検出方法
US11555863B2 (en) Ground fault detection device
JP6494327B2 (ja) 劣化検出装置および劣化検出方法
JP2018128433A (ja) 異常検出装置
CN111077472B (zh) 漏电判断系统
US10161980B2 (en) Deterioration detecting apparatus and deterioration detecting method
CN110024210A (zh) 电池控制装置
JP6787705B2 (ja) 異常検出装置、および組電池システム
JP7542393B2 (ja) 絶縁異常検出装置および絶縁異常検出方法
CN113341338A (zh) 接地故障检测装置
JP2016161352A (ja) 劣化検出装置および劣化検出方法
JP6654417B2 (ja) オフセット電圧生成装置及びオフセット電圧生成方法
KR101856067B1 (ko) 배터리 관리 시스템의 센싱 정밀도 진단 장치 및 방법
US20250076353A1 (en) System and method for isolation resistance measurement

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230821

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230821

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20240313

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20240423

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20240618

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20240730

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20240820

R150 Certificate of patent or registration of utility model

Ref document number: 7542393

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150