CN203811739U - 一种单相接地故障检测装置 - Google Patents
一种单相接地故障检测装置 Download PDFInfo
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- CN203811739U CN203811739U CN201420197344.1U CN201420197344U CN203811739U CN 203811739 U CN203811739 U CN 203811739U CN 201420197344 U CN201420197344 U CN 201420197344U CN 203811739 U CN203811739 U CN 203811739U
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CN201420197344.1U CN203811739U (zh) | 2014-04-22 | 2014-04-22 | 一种单相接地故障检测装置 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104251959A (zh) * | 2014-09-18 | 2014-12-31 | 云南电网公司电力科学研究院 | 一种用于检测和定位配电网单相接地故障的方法及装置 |
CN105425114A (zh) * | 2015-12-22 | 2016-03-23 | 中国神华能源股份有限公司 | 接触网中线路故障检测方法和装置 |
CN105807175A (zh) * | 2016-03-14 | 2016-07-27 | 袁月春 | 信号注入方法以及查找单相接地故障的信号注入装置 |
CN105807187A (zh) * | 2016-04-28 | 2016-07-27 | 云南电力试验研究院(集团)有限公司 | 一种单相接地故障辅助检测装置 |
CN112345978A (zh) * | 2020-10-27 | 2021-02-09 | 云南电网有限责任公司临沧供电局 | 基于配电变压器低压侧两相注入脉冲的接地故障定位方法 |
WO2022112938A1 (en) * | 2020-11-24 | 2022-06-02 | Gridon Ltd. | Current sinking arrangement |
-
2014
- 2014-04-22 CN CN201420197344.1U patent/CN203811739U/zh not_active Expired - Lifetime
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104251959A (zh) * | 2014-09-18 | 2014-12-31 | 云南电网公司电力科学研究院 | 一种用于检测和定位配电网单相接地故障的方法及装置 |
CN104251959B (zh) * | 2014-09-18 | 2017-03-08 | 云南电网公司电力科学研究院 | 一种用于检测和定位配电网单相接地故障的系统 |
CN105425114A (zh) * | 2015-12-22 | 2016-03-23 | 中国神华能源股份有限公司 | 接触网中线路故障检测方法和装置 |
CN105807175A (zh) * | 2016-03-14 | 2016-07-27 | 袁月春 | 信号注入方法以及查找单相接地故障的信号注入装置 |
CN105807175B (zh) * | 2016-03-14 | 2018-08-28 | 袁月春 | 信号注入方法以及查找单相接地故障的信号注入装置 |
CN105807187A (zh) * | 2016-04-28 | 2016-07-27 | 云南电力试验研究院(集团)有限公司 | 一种单相接地故障辅助检测装置 |
CN112345978A (zh) * | 2020-10-27 | 2021-02-09 | 云南电网有限责任公司临沧供电局 | 基于配电变压器低压侧两相注入脉冲的接地故障定位方法 |
CN112345978B (zh) * | 2020-10-27 | 2024-02-06 | 云南电网有限责任公司临沧供电局 | 基于配电变压器低压侧两相注入脉冲的接地故障定位方法 |
WO2022112938A1 (en) * | 2020-11-24 | 2022-06-02 | Gridon Ltd. | Current sinking arrangement |
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C14 | Grant of patent or utility model | ||
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Address after: 100083 Building No. 1, No. 5, Yongfeng Road, Haidian District, Beijing 301 Patentee after: SHUIMU YUANHUA ELECTRIC Co.,Ltd. Address before: 100083 Building No. 1, No. 5, Yongfeng Road, Haidian District, Beijing 301 Patentee before: BEIJING SHUIMU YUANHUA ELECTRIC Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CP03 | Change of name, title or address |
Address after: 100083 Building No. 1, No. 5, Yongfeng Road, Haidian District, Beijing 301 Patentee after: BEIJING SHUIMU YUANHUA ELECTRIC Co.,Ltd. Address before: 100083 Beijing Haidian District Yongfeng industrial base No. 5 Yongfeng Road 5, Lou Yongfeng science and technology enterprise acceleration zone (two district) 301 room. Patentee before: BEIJING SEMEUREKA ELECTRICS Co.,Ltd. |
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Granted publication date: 20140903 |
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