CN102331544B - 一种输电线路高阻接地与金属性接地故障的辨别方法 - Google Patents
一种输电线路高阻接地与金属性接地故障的辨别方法 Download PDFInfo
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- CN102331544B CN102331544B CN201110213069.9A CN201110213069A CN102331544B CN 102331544 B CN102331544 B CN 102331544B CN 201110213069 A CN201110213069 A CN 201110213069A CN 102331544 B CN102331544 B CN 102331544B
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- 238000005259 measurement Methods 0.000 claims description 8
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Publication number | Priority date | Publication date | Assignee | Title |
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CN103163413B (zh) * | 2013-03-06 | 2015-07-01 | 福建省电力有限公司 | 一种特高压交流输电线路单相接地故障类型诊断方法 |
CN103197201B (zh) * | 2013-03-07 | 2015-06-03 | 福建省电力有限公司 | 输电线路低中高电阻接地故障类型识别方法 |
CN103245888B (zh) * | 2013-05-10 | 2015-10-28 | 国家电网公司 | 抗附加故障距离影响的线路相间故障单端测距方法 |
CN103278743B (zh) * | 2013-05-24 | 2015-05-27 | 国家电网公司 | 一种基于故障信息的高阻接地故障辨识与定位方法 |
CN104422853B (zh) * | 2013-08-30 | 2018-02-02 | 海南电网有限责任公司电力科学研究院 | 一种输电线路工频故障电流辨识方法 |
CN110474305B (zh) * | 2018-05-10 | 2022-10-04 | 中国电力科学研究院有限公司 | 一种防异常电气量数据的输电线路保护方法及装置 |
RU2704394C1 (ru) * | 2019-02-07 | 2019-10-28 | федеральное государственное бюджетное образовательное учреждение высшего образования "Ивановский государственный энергетический университет имени В.И. Ленина" (ИГЭУ) | Способ дистанционного определения места замыкания фазы на землю |
CN117092452B (zh) * | 2023-10-18 | 2024-03-15 | 智联新能电力科技有限公司 | 基于行波信号检测的配电网高阻接地故障隔离方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1265533A (zh) * | 2000-03-30 | 2000-09-06 | 华中理工大学 | 小电流接地系统接地保护方法 |
CN2501061Y (zh) * | 2001-10-22 | 2002-07-17 | 北京会众科技有限公司 | 接地及短路线路故障指示器 |
CN101042417A (zh) * | 2006-03-26 | 2007-09-26 | 吴昌德 | 小电流接地系统单相接地的建模方法以及选线方法 |
CN101192752A (zh) * | 2006-11-30 | 2008-06-04 | 浙江开关厂有限公司 | 基于频谱分析的高压弧光接地识别方法 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1265533A (zh) * | 2000-03-30 | 2000-09-06 | 华中理工大学 | 小电流接地系统接地保护方法 |
CN2501061Y (zh) * | 2001-10-22 | 2002-07-17 | 北京会众科技有限公司 | 接地及短路线路故障指示器 |
CN101042417A (zh) * | 2006-03-26 | 2007-09-26 | 吴昌德 | 小电流接地系统单相接地的建模方法以及选线方法 |
CN101192752A (zh) * | 2006-11-30 | 2008-06-04 | 浙江开关厂有限公司 | 基于频谱分析的高压弧光接地识别方法 |
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Inventor after: Peng Xiangyang Inventor after: Yao Senjing Inventor after: Li Xin Inventor after: Li Zhifeng Inventor before: Peng Xiangyang Inventor before: Yao Senjing Inventor before: Li Xin Inventor before: Li Zhifeng Inventor before: Qian Guanjun Inventor before: Gao Feng Inventor before: Zhang Guoqing |
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Address after: 510080 Dongfeng East Road, Dongfeng, Guangdong, Guangzhou, Zhejiang Province, No. 8 Co-patentee after: WUHAN SUNSHINE POWER SCIENCE & TECHNOLOGY Co.,Ltd. Patentee after: ELECTRIC POWER RESEARCH INSTITUTE OF GUANGDONG POWER GRID Co.,Ltd. Address before: 510080 Guangdong city of Guangzhou Province Dongfeng East Road, No. 8 Guangdong water Kong EPRI high pressure Co-patentee before: WUHAN SUNSHINE POWER SCIENCE & TECHNOLOGY Co.,Ltd. Patentee before: ELECTRIC POWER RESEARCH INSTITUTE OF GUANGDONG POWER GRID Corp. |
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