CN102324723B - 隔爆型相敏短路保护馈电开关及其工作方法 - Google Patents
隔爆型相敏短路保护馈电开关及其工作方法 Download PDFInfo
- Publication number
- CN102324723B CN102324723B CN201110280746.9A CN201110280746A CN102324723B CN 102324723 B CN102324723 B CN 102324723B CN 201110280746 A CN201110280746 A CN 201110280746A CN 102324723 B CN102324723 B CN 102324723B
- Authority
- CN
- China
- Prior art keywords
- circuit
- phase
- adjusting
- range
- current
- 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
Images
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110280746.9A CN102324723B (zh) | 2011-09-21 | 2011-09-21 | 隔爆型相敏短路保护馈电开关及其工作方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110280746.9A CN102324723B (zh) | 2011-09-21 | 2011-09-21 | 隔爆型相敏短路保护馈电开关及其工作方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102324723A CN102324723A (zh) | 2012-01-18 |
CN102324723B true CN102324723B (zh) | 2014-04-09 |
Family
ID=45452410
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110280746.9A Active CN102324723B (zh) | 2011-09-21 | 2011-09-21 | 隔爆型相敏短路保护馈电开关及其工作方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102324723B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102692555A (zh) * | 2012-06-22 | 2012-09-26 | 李利利 | 一种变电站模拟量输入电路 |
CN109217160B (zh) * | 2018-10-31 | 2023-05-23 | 山西际安电气有限公司 | 矿用隔爆兼本质安全型真空馈电开关电动隔离装置 |
CN112881802B (zh) * | 2021-01-14 | 2023-06-30 | 天地(常州)自动化股份有限公司 | 馈电状态检测装置、控制装置、检测方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2065394A (en) * | 1979-11-12 | 1981-06-24 | Nat Res Dev | Apparatus for sensing short circuit faults |
CN101458277A (zh) * | 2009-01-13 | 2009-06-17 | 中国计量科学研究院 | 三相电能测量装置 |
CN201845054U (zh) * | 2010-09-15 | 2011-05-25 | 马万超 | 多功能数字检相测量仪 |
CN202221887U (zh) * | 2011-09-21 | 2012-05-16 | 山东一统电器有限公司 | 隔爆型相敏短路保护馈电开关 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2395377B (en) * | 2002-11-13 | 2006-02-01 | Frdx Ltd | Fault detection apparatus and method |
-
2011
- 2011-09-21 CN CN201110280746.9A patent/CN102324723B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2065394A (en) * | 1979-11-12 | 1981-06-24 | Nat Res Dev | Apparatus for sensing short circuit faults |
CN101458277A (zh) * | 2009-01-13 | 2009-06-17 | 中国计量科学研究院 | 三相电能测量装置 |
CN201845054U (zh) * | 2010-09-15 | 2011-05-25 | 马万超 | 多功能数字检相测量仪 |
CN202221887U (zh) * | 2011-09-21 | 2012-05-16 | 山东一统电器有限公司 | 隔爆型相敏短路保护馈电开关 |
Also Published As
Publication number | Publication date |
---|---|
CN102324723A (zh) | 2012-01-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9588535B2 (en) | Resetting a motor controller for power system protection | |
CN104184124B (zh) | 高频开关电源系统使用的直流断路器及过载保护方法 | |
CN104614642B (zh) | 一种小电流接地选线方法 | |
CN102570503A (zh) | 一种双馈风力发电系统 | |
CN209119800U (zh) | 中低压开关柜内母线主保护弧光保护装置 | |
CN102324723B (zh) | 隔爆型相敏短路保护馈电开关及其工作方法 | |
CA2556191A1 (en) | Power system protection system | |
CN106199347B (zh) | 基于干扰指纹识别的故障电弧检测方法及检测装置 | |
CN206099310U (zh) | 智能型控制器 | |
CN204464973U (zh) | 一种分布式电源系统防孤岛效应的并网开关装置 | |
CN202221887U (zh) | 隔爆型相敏短路保护馈电开关 | |
CN202034769U (zh) | 三相电源供电塑壳漏电控制器 | |
CN207518284U (zh) | 一种小电源并网的事故解列装置 | |
CN106786617A (zh) | 一种电动机低电压保护方法及装置 | |
CN202190057U (zh) | 发电机接地保护装置 | |
CN201994647U (zh) | 小电流接地选线保护控制器 | |
CN207459716U (zh) | 能启动断路器失灵保护的三相不一致保护装置 | |
CN202333802U (zh) | 连体压缩箱电气系统 | |
Zhi-Bin et al. | Grounding faults of cascade battery energy storage system | |
CN101227075A (zh) | 一种带高压缺相保护的低压断路器 | |
CN102412547B (zh) | 户外高压交流真空断路器的控制装置 | |
CN103353573A (zh) | 一种电网接地故障快速试停方法 | |
CN203574349U (zh) | 一种车载电源保安控制装置 | |
CN203733723U (zh) | 电磁式防雷漏电断路器 | |
CN203339935U (zh) | 一种具有欠电压保护功能的低压变频器 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Zhang Yuanfu Inventor after: Zhang Wentao Inventor after: Chu Qiang Inventor after: Chang Renqiang Inventor after: Lv Xiangting Inventor before: Gao Bin Inventor before: Chu Qiang Inventor before: Li Chengjiu Inventor before: Liu Changshui |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: GAO BIN CHU QIANG LI CHENGJIU LIU CHANGSHUI TO: ZHANG YUANFU ZHANG WENTAO CHU QIANG CHANG RENQIANG LV XIANGTING |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20181018 Address after: 271200 No. 68 Shuang Shan Road, Xintai Economic Development Zone, Tai'an, Shandong Patentee after: Shandong Kaye Electrical Appliance Co., Ltd. Address before: 271200 Shandong Shandong Tai'an unification Electric Appliance Co., Ltd., 68 high tech Development Zone, Xintai Patentee before: Shandong Yitong Electrical Appliances Co.,Ltd. |
|
TR01 | Transfer of patent right |