CN113421802B - 一种低压智慧断路器保护方法及*** - Google Patents
一种低压智慧断路器保护方法及*** Download PDFInfo
- Publication number
- CN113421802B CN113421802B CN202110632311.XA CN202110632311A CN113421802B CN 113421802 B CN113421802 B CN 113421802B CN 202110632311 A CN202110632311 A CN 202110632311A CN 113421802 B CN113421802 B CN 113421802B
- Authority
- CN
- China
- Prior art keywords
- leakage current
- value
- circuit breaker
- threshold value
- coefficient
- 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 abstract description 22
- 238000012790 confirmation Methods 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 5
- 238000012706 support-vector machine Methods 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 claims 2
- 230000001012 protector Effects 0.000 abstract description 9
- 230000007257 malfunction Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/1045—Multiple circuits-breaker, e.g. for the purpose of dividing current or potential drop
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110632311.XA CN113421802B (zh) | 2021-06-07 | 2021-06-07 | 一种低压智慧断路器保护方法及*** |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110632311.XA CN113421802B (zh) | 2021-06-07 | 2021-06-07 | 一种低压智慧断路器保护方法及*** |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113421802A CN113421802A (zh) | 2021-09-21 |
CN113421802B true CN113421802B (zh) | 2023-06-13 |
Family
ID=77714015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110632311.XA Active CN113421802B (zh) | 2021-06-07 | 2021-06-07 | 一种低压智慧断路器保护方法及*** |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113421802B (zh) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100356651C (zh) * | 2004-11-04 | 2007-12-19 | 河北工业大学 | 漏电自动跟踪保护器及其运行方法 |
CN101881801B (zh) * | 2010-07-21 | 2012-07-11 | 上海正泰电源***有限公司 | 一种光伏逆变器漏电流检测方法 |
JP2016027771A (ja) * | 2014-03-18 | 2016-02-18 | パナソニックIpマネジメント株式会社 | 故障検知装置、故障検知方法及び故障検知システム |
CN105226817B (zh) * | 2015-09-25 | 2018-09-18 | 安徽理工大学 | 一种基于物联网的智能型户用断路器及其使用方法 |
CN107565520B (zh) * | 2017-08-22 | 2019-04-30 | 全球能源互联网研究院 | 一种直流断路器主从协同控制方法及控制*** |
CN109950860A (zh) * | 2019-02-26 | 2019-06-28 | 广东珠江开关有限公司 | 漏电检测判断方法及适用于低压配电网的漏电保护*** |
-
2021
- 2021-06-07 CN CN202110632311.XA patent/CN113421802B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN113421802A (zh) | 2021-09-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5513061A (en) | Apparatus and method for distributing electrical power | |
US6999291B2 (en) | Method and apparatus for node electronics unit architecture | |
JP4413270B1 (ja) | 開閉器一括監視装置、開閉器一括監視方法、プログラム | |
CN105024377B (zh) | 用于波上点转换的方法及其控制器 | |
CN102355056A (zh) | 提升远动终端架构变电站合闸可靠性的方法 | |
EP3291399B1 (en) | Protection apparatus | |
CN109842211A (zh) | 一种残压记录模块及重合器式馈线终端的残压检测方法 | |
US8861154B2 (en) | Recloser device and method of operation | |
CN108805399A (zh) | 用于识别配电网区段中的故障事件的方法 | |
CN109308977A (zh) | 可控电流开关设备和包括该开关设备的电气组件 | |
JP2010161865A (ja) | 配電系統の地絡保護システム、配電系統の地絡保護方法、プログラム | |
KR20130131109A (ko) | 전력 계통 변화에 대응하는 적응 보호 과전류 제어 시스템 및 방법 | |
CN111555279A (zh) | 基于智能卸载三级负荷保持用电连续性的方法 | |
CN113421802B (zh) | 一种低压智慧断路器保护方法及*** | |
CN112736867B (zh) | 一种线路保护装置快速判别ct断线的方法和*** | |
CN212780959U (zh) | 自适应变比切换的电流互感器装置及变比切换电路 | |
CN103346617A (zh) | 考虑多约束条件的防误逻辑判断***及判断方法 | |
CN106329714B (zh) | 一种动态判断电网开关类型的方法 | |
CN110729711A (zh) | 选相分合闸控制装置 | |
CN114400631B (zh) | 基于宽带电力线载波通信的低压台区差动保护方法及*** | |
Sedghisigarchi et al. | An adaptive protection strategy for reliable operation of microgrids | |
US8879228B2 (en) | Electronic safety device | |
CN111834988B (zh) | 一种区域备自投联切小电源的方法 | |
Allen | Effects of wide-area control on the protection and operation of distribution networks | |
CN112928733A (zh) | 一种分散式备自投***及其控制方法 |
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 | ||
CP01 | Change in the name or title of a patent holder |
Address after: 430000 plant 1, floor 1, building 4-02, optical valley core center phase III (2014-071), No. 303, Guanggu Avenue, Donghu New Technology Development Zone, Wuhan, Hubei Province Patentee after: WUHAN TESTYLE TECHNOLOGY Co.,Ltd. Address before: 430000 plant 1, floor 1, building 4-02, optical valley core center phase III (2014-071), No. 303, Guanggu Avenue, Donghu New Technology Development Zone, Wuhan, Hubei Province Patentee before: WUHAN TEST TECHNOLOGY Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230602 Address after: No. 1002, 10th Floor, Building B, SBI Entrepreneurship Street, Dongxin Road, Donghu Development Zone, Wuhan City, Hubei Province, 430072 Patentee after: Wuhan Changyu Technology Co.,Ltd. Address before: 430000 plant 1, floor 1, building 4-02, optical valley core center phase III (2014-071), No. 303, Guanggu Avenue, Donghu New Technology Development Zone, Wuhan, Hubei Province Patentee before: WUHAN TESTYLE TECHNOLOGY Co.,Ltd. |
|
TR01 | Transfer of patent right |