CN111650488A - 车辆电池管理系统的绝缘检测方法和装置 - Google Patents
车辆电池管理系统的绝缘检测方法和装置 Download PDFInfo
- Publication number
- CN111650488A CN111650488A CN202010688249.1A CN202010688249A CN111650488A CN 111650488 A CN111650488 A CN 111650488A CN 202010688249 A CN202010688249 A CN 202010688249A CN 111650488 A CN111650488 A CN 111650488A
- Authority
- CN
- China
- Prior art keywords
- bridge arm
- circuit
- voltage
- arm circuit
- value
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 114
- 238000009413 insulation Methods 0.000 title claims abstract description 85
- 230000008859 change Effects 0.000 claims abstract description 85
- 238000000034 method Methods 0.000 claims abstract description 35
- 238000004590 computer program Methods 0.000 claims description 18
- 238000003860 storage Methods 0.000 claims description 8
- 230000009467 reduction Effects 0.000 claims description 5
- 238000004364 calculation method Methods 0.000 description 18
- 230000000740 bleeding effect Effects 0.000 description 17
- 238000010586 diagram Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 12
- 239000003990 capacitor Substances 0.000 description 9
- 238000009826 distribution Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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
- G01R31/12—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
- G01R31/14—Circuits therefor, e.g. for generating test voltages, sensing circuits
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010688249.1A CN111650488A (zh) | 2020-07-16 | 2020-07-16 | 车辆电池管理系统的绝缘检测方法和装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010688249.1A CN111650488A (zh) | 2020-07-16 | 2020-07-16 | 车辆电池管理系统的绝缘检测方法和装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN111650488A true CN111650488A (zh) | 2020-09-11 |
Family
ID=72351725
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010688249.1A Pending CN111650488A (zh) | 2020-07-16 | 2020-07-16 | 车辆电池管理系统的绝缘检测方法和装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111650488A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114563674A (zh) * | 2022-04-24 | 2022-05-31 | 杭州华塑科技股份有限公司 | 一种应用于储能系统的绝缘检测装置及方法 |
EP4057012A1 (en) * | 2021-03-12 | 2022-09-14 | Delta Electronics, Inc. | Insulation resistance detection system for electric vehicle and insulation resistance detection method thereof |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107991625A (zh) * | 2017-11-29 | 2018-05-04 | 四川长虹电器股份有限公司 | 动力蓄电池系统绝缘电阻检测电路与检测方法 |
KR20180055202A (ko) * | 2016-11-16 | 2018-05-25 | 주식회사 엘지화학 | 배터리의 절연 저항 산출 장치 및 방법 |
CN109884534A (zh) * | 2019-02-28 | 2019-06-14 | 蜂巢能源科技有限公司 | 动力电池包参数检测方法及检测装置 |
CN110389289A (zh) * | 2018-04-18 | 2019-10-29 | 宁德时代新能源科技股份有限公司 | 绝缘故障检测方法及控制装置 |
-
2020
- 2020-07-16 CN CN202010688249.1A patent/CN111650488A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180055202A (ko) * | 2016-11-16 | 2018-05-25 | 주식회사 엘지화학 | 배터리의 절연 저항 산출 장치 및 방법 |
CN107991625A (zh) * | 2017-11-29 | 2018-05-04 | 四川长虹电器股份有限公司 | 动力蓄电池系统绝缘电阻检测电路与检测方法 |
CN110389289A (zh) * | 2018-04-18 | 2019-10-29 | 宁德时代新能源科技股份有限公司 | 绝缘故障检测方法及控制装置 |
CN109884534A (zh) * | 2019-02-28 | 2019-06-14 | 蜂巢能源科技有限公司 | 动力电池包参数检测方法及检测装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4057012A1 (en) * | 2021-03-12 | 2022-09-14 | Delta Electronics, Inc. | Insulation resistance detection system for electric vehicle and insulation resistance detection method thereof |
CN114563674A (zh) * | 2022-04-24 | 2022-05-31 | 杭州华塑科技股份有限公司 | 一种应用于储能系统的绝缘检测装置及方法 |
CN114563674B (zh) * | 2022-04-24 | 2022-07-22 | 杭州华塑科技股份有限公司 | 一种应用于储能系统的绝缘检测装置及方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10291046B2 (en) | Method for fast charging lithium-ion batteries | |
Du et al. | An adaptive sliding mode observer for lithium-ion battery state of charge and state of health estimation in electric vehicles | |
US10830821B2 (en) | Methods and apparatus for battery power and energy availability prediction | |
KR101852322B1 (ko) | 배터리 파라미터 관리시스템 및 배터리 파라미터 추정방법 | |
KR101742340B1 (ko) | 배터리의 최대 용량 결정 및/또는 예측 방법 | |
US7352156B2 (en) | State-of-charge estimating device of secondary battery | |
JP2017523636A (ja) | 電界効果トランジスタ及びその故障検出装置 | |
CN111650488A (zh) | 车辆电池管理系统的绝缘检测方法和装置 | |
US11313908B2 (en) | Detection circuit, method, and apparatus | |
KR102373449B1 (ko) | 배터리의 전력 한계 결정 방법 및 배터리 관리 시스템 | |
CN111189645B (zh) | 用于以减少的处理时间执行诊断过程的方法和系统 | |
US20190195952A1 (en) | Sensor fault detection using paired sample correlation | |
KR20180068370A (ko) | 차량의 고전압 직류 링크 커패시터의 프리차지 방법 및 시스템 | |
US20160064968A1 (en) | Discharge Balancing Device, Discharge Balancing Method, and Power Supply System | |
JP2014202489A (ja) | 蓄電セルの劣化判定装置及び蓄電セルの劣化判定方法ならびに蓄電セルの劣化判定プログラム | |
Othman et al. | A computationally efficient adaptive online state-of-charge observer for Lithium-ion battery for electric vehicle | |
CN209911518U (zh) | 电池劣化判定装置 | |
JP6332273B2 (ja) | 蓄電システム、蓄電池の制御方法及びプログラム | |
KR102428699B1 (ko) | 배터리의 전력 한계를 평탄화하는 방법 및 배터리 관리 시스템 | |
US11860196B2 (en) | Detection system for detecting capacitance degradation in inverters | |
CN116148696A (zh) | 一种电芯内阻计算方法、装置、设备及车辆 | |
CN112285423B (zh) | 一种通过拟合快速计算正负极对地绝缘电阻的方法与系统 | |
CN115313870A (zh) | 一种软启预充电控制方法、装置、设备及存储介质 | |
CN111989581B (zh) | 电池监视系统 | |
KR20210052229A (ko) | 누전 검출 장치, 누전 검출 방법 및 전기 차량 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: Room 46, room 406, No.1, Yichuang street, Zhongxin knowledge city, Huangpu District, Guangzhou City, Guangdong Province 510000 Applicant after: Guangzhou Xiaopeng Automatic Driving Technology Co.,Ltd. Address before: Room 46, room 406, No.1, Yichuang street, Zhongxin knowledge city, Huangpu District, Guangzhou City, Guangdong Province 510000 Applicant before: Guangzhou Xiaopeng Internet of vehicles Technology Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20201224 Address after: Room 246, 333 jiufo Jianshe Road, Zhongxin Guangzhou Knowledge City, Guangzhou, Guangdong 510000 Applicant after: GUANGZHOU CHENGXING ZHIDONG AUTOMOBILE SCIENCE & TECHNOLOGY Co.,Ltd. Applicant after: GUANGZHOU XIAOPENG MOTORS TECHNOLOGY Co.,Ltd. Address before: Room 46, room 406, No.1, Yichuang street, Zhongxin knowledge city, Huangpu District, Guangzhou City, Guangdong Province 510000 Applicant before: Guangzhou Xiaopeng Automatic Driving Technology Co.,Ltd. |
|
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200911 |