CN103926469B - 一种中性点不接地系统电容电流的测试方法 - Google Patents
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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RU2723898C1 (ru) * | 2019-09-24 | 2020-06-18 | OOO "НИР Энерго" | Способ и устройство измерения емкостного тока электрической сети с плавнорегулируемым дугогасящим реактором |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105738677B (zh) * | 2014-12-07 | 2018-12-21 | 中国石油化工股份有限公司 | 一种电力网对地电容电流检测方法 |
CN105353194B (zh) * | 2015-11-30 | 2017-12-22 | 广东电网有限责任公司梅州供电局 | 三相中性点不接地系统的电压采样装置 |
CN105548665A (zh) * | 2016-03-07 | 2016-05-04 | 云南电网有限责任公司玉溪供电局 | 一种电网电容电流在线测试装置及测试方法 |
CN106324314A (zh) * | 2016-10-25 | 2017-01-11 | 云南电网有限责任公司电力科学研究院 | 一种中性点不接地系统电容电流测试装置及方法 |
CN108508280B (zh) * | 2018-07-04 | 2021-04-09 | 国网山东省电力公司泰安供电公司 | 线路零序参数计算方法、装置及电子设备 |
CN109061276A (zh) * | 2018-08-31 | 2018-12-21 | 贵州电网有限责任公司 | 一种中性点不接地系统电容电流测试装置及其测试方法 |
RU193908U1 (ru) * | 2019-09-27 | 2019-11-21 | OOO "НИР Энерго" | Устройство измерения емкостного тока электрической сети с плавнорегулируемым дугогасящим реактором |
CN111562464B (zh) * | 2020-05-12 | 2022-04-08 | 国网山东省电力公司电力科学研究院 | 中性点不接地系统的参数在线测试方法、存储介质及装置 |
RU209170U1 (ru) * | 2021-01-12 | 2022-02-03 | Акционерное общество "Сетевая компания" | Устройство настройки дугогасящих реакторов с подмагничиванием для компенсации емкостных токов замыкания |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3932810A (en) * | 1973-12-20 | 1976-01-13 | Siemens Aktiengesellschaft | Temperature compensated combined current and voltage measuring apparatus |
CN101021554A (zh) * | 2007-03-16 | 2007-08-22 | 长沙理工大学 | 中性点不接地配电网对地电容电流测量方法 |
CN103439558A (zh) * | 2013-07-30 | 2013-12-11 | 河北旭辉电气股份有限公司 | 相控式消弧线圈的电容电流测量方法 |
CN103675464A (zh) * | 2013-11-13 | 2014-03-26 | 国家电网公司 | 一种配电系统等值对地分布电容测量方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2222926Y (zh) * | 1995-03-01 | 1996-03-20 | 保定市华北电力测控设备厂 | 小接地系统电容电流测量装置 |
US20130234731A1 (en) * | 2012-03-09 | 2013-09-12 | Demetrios A. Tziouvaras | Systems and methods for determining trapped transmission line charge |
CN103063901A (zh) * | 2012-12-28 | 2013-04-24 | 上海市电力公司 | 电网不接地系统母线电容电流的异频注入检测方法 |
KR101358050B1 (ko) * | 2013-08-20 | 2014-02-05 | 한국 전기안전공사 | 누설전류 분석방법 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3932810A (en) * | 1973-12-20 | 1976-01-13 | Siemens Aktiengesellschaft | Temperature compensated combined current and voltage measuring apparatus |
CN101021554A (zh) * | 2007-03-16 | 2007-08-22 | 长沙理工大学 | 中性点不接地配电网对地电容电流测量方法 |
CN103439558A (zh) * | 2013-07-30 | 2013-12-11 | 河北旭辉电气股份有限公司 | 相控式消弧线圈的电容电流测量方法 |
CN103675464A (zh) * | 2013-11-13 | 2014-03-26 | 国家电网公司 | 一种配电系统等值对地分布电容测量方法 |
Non-Patent Citations (1)
Title |
---|
基于信号注入法的中性点不接地系统电容电流测试方法;杨芸;《2010年云南电力技术论坛论文集(优秀论文部分)》;20101102;第100-103页 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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RU2723898C1 (ru) * | 2019-09-24 | 2020-06-18 | OOO "НИР Энерго" | Способ и устройство измерения емкостного тока электрической сети с плавнорегулируемым дугогасящим реактором |
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Effective date of registration: 20180802 Address after: 330096 No. 88, min Qiang Road, private science and Technology Park, Nanchang, Jiangxi Co-patentee after: State Grid Corporation of China Patentee after: Power Science Research Institute of Jiangxi Electric Power Co., Ltd. Address before: 100761 West Chang'an Avenue, Xicheng District, Xicheng District, Beijing Co-patentee before: State's net Jiangxi Province Electric power Science Academe Patentee before: State Grid Corporation of China |