CN112003275B - 安全供电系统及方法 - Google Patents
安全供电系统及方法 Download PDFInfo
- Publication number
- CN112003275B CN112003275B CN202010826677.6A CN202010826677A CN112003275B CN 112003275 B CN112003275 B CN 112003275B CN 202010826677 A CN202010826677 A CN 202010826677A CN 112003275 B CN112003275 B CN 112003275B
- Authority
- CN
- China
- Prior art keywords
- power supply
- supply line
- switch
- control unit
- insulation detection
- 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
Links
- 238000000034 method Methods 0.000 title claims description 9
- 238000009413 insulation Methods 0.000 claims abstract description 82
- 238000001514 detection method Methods 0.000 claims abstract description 53
- 238000002955 isolation Methods 0.000 claims abstract description 28
- 239000004020 conductor Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for AC mains or AC distribution networks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/02—Details
- H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
- H02H3/042—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned combined with means for locating the fault
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
- H02H3/34—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors of a three-phase system
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010826677.6A CN112003275B (zh) | 2020-08-17 | 2020-08-17 | 安全供电系统及方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010826677.6A CN112003275B (zh) | 2020-08-17 | 2020-08-17 | 安全供电系统及方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112003275A CN112003275A (zh) | 2020-11-27 |
| CN112003275B true CN112003275B (zh) | 2022-02-08 |
Family
ID=73473535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010826677.6A Active CN112003275B (zh) | 2020-08-17 | 2020-08-17 | 安全供电系统及方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112003275B (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113675818B (zh) * | 2021-08-18 | 2023-12-29 | 湖南亲和市电科技有限公司 | 一种用于低压it供电系统漏电保护的系统 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107561364A (zh) * | 2016-07-01 | 2018-01-09 | 深圳市沃特玛电池有限公司 | 相互交叉的绝缘检测方法及系统 |
| CN106199311A (zh) * | 2016-07-14 | 2016-12-07 | 烟台东方电子玉麟电气有限公司 | 一种接地检测装置及运作方法 |
| CN206684282U (zh) * | 2017-04-24 | 2017-11-28 | 绵阳莫仕科技有限公司 | 一种实验室隔离电源绝缘故障定位系统 |
| CN109245038B (zh) * | 2017-07-10 | 2020-03-31 | 比亚迪股份有限公司 | 列车和列车供电系统及其漏电保护装置 |
| CN210606255U (zh) * | 2019-09-16 | 2020-05-22 | 谢岳辉 | 车辆充电的教学装置 |
-
2020
- 2020-08-17 CN CN202010826677.6A patent/CN112003275B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112003275A (zh) | 2020-11-27 |
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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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220913 Address after: 516008 No. 12, Huifeng East Third Road, Zhongkai high tech Zone, Huizhou City, Guangdong Province Patentee after: Huabang Chuangke (Huizhou) Intelligent Technology Co.,Ltd. Address before: 518000 zone L, second floor, building 1, Baoan Avenue Industrial Zone, Yabian xueziwei, Yabian community, Shajing street, Bao'an District, Shenzhen, Guangdong Province Patentee before: Shenzhen Hongde intelligent Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20241120 Address after: 516000 Third Floor, Building 12, Huifeng East Third Road, Zhongkai High tech Zone, Huizhou City, Guangdong Province Patentee after: Huabang Wheat Grain Science and Technology Research Institute (Huizhou) Co.,Ltd. Country or region after: China Address before: 516008 No. 12, Huifeng East Third Road, Zhongkai high tech Zone, Huizhou City, Guangdong Province Patentee before: Huabang Chuangke (Huizhou) Intelligent Technology Co.,Ltd. Country or region before: China |