CN103983895B - Pt二次回路的在线式n线多点接地故障检测方法 - Google Patents
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CN104777405B (zh) * | 2015-04-30 | 2018-07-31 | 国家电网公司 | 无源式电压互感器二次回路n600多点接地查找仪及其运行方法 |
CN105629084A (zh) * | 2015-12-27 | 2016-06-01 | 国家电网公司 | 一种电力专用核相装置 |
CN107957568A (zh) * | 2017-11-23 | 2018-04-24 | 中国南方电网有限责任公司超高压输电公司柳州局 | 电压互感器二次回路多点接地快速定位仪及查找方法 |
CN109596934B (zh) * | 2018-11-30 | 2021-06-01 | 广州格兴全电力科技有限公司 | 一种二次回路多点接地双钳表测量法 |
CN111505533A (zh) * | 2020-05-06 | 2020-08-07 | 南京四联共创电气工程有限公司 | 接地线测试终端和系统及不停电工况下的接地线测试方法 |
CN111694306B (zh) * | 2020-06-15 | 2021-10-22 | 浙江浙能嘉华发电有限公司 | 一种ct二次回路多点接地在线监测装置及其监测方法 |
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Inventor after: Huang Dongshan Inventor after: Cai Tiantian Inventor after: Chen Bo Inventor after: Chen Haomin Inventor after: Zhou Wei Inventor after: Chen Ming Inventor after: Zhang Dongrong Inventor after: Li Qiuxia Inventor after: Yang Licai Inventor after: Xie Chunyang Inventor after: Xi Wei Inventor after: Yao Hao Inventor before: Huang Dongshan Inventor before: Zhou Wei Inventor before: Chen Ming Inventor before: Zhang Dongrong Inventor before: Li Qiuxia Inventor before: Yang Licai Inventor before: Xie Chunyang |
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Address after: 530023 Democratic Road, the Guangxi Zhuang Autonomous Region, Nanning, No. 6-2 Co-patentee after: GUANGZHOU GEXINGQUAN ELECTRIC POWER TECHNOLOGY CO.,LTD. Patentee after: ELECTRIC POWER SCIENCE & RESEARCH INSTITUTE OF GUANGXI POWER GRID Corp. Address before: 530023 Xingning, Nanning District, democratic road, No. 6, Co-patentee before: GUANGZHOU GEXINGQUAN ELECTRIC POWER TECHNOLOGY CO.,LTD. Patentee before: GUANGXI POWER GRID CO.,LTD. ELECTRIC POWER Research Institute |
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Effective date of registration: 20170907 Address after: 530023 Democratic Road, the Guangxi Zhuang Autonomous Region, Nanning, No. 6-2 Co-patentee after: ELECTRIC POWER Research Institute CHINA SOUTHERN POWER GRID Patentee after: ELECTRIC POWER SCIENCE & RESEARCH INSTITUTE OF GUANGXI POWER GRID Corp. Co-patentee after: GUANGZHOU GEXINGQUAN ELECTRIC POWER TECHNOLOGY CO.,LTD. Address before: 530023 Democratic Road, the Guangxi Zhuang Autonomous Region, Nanning, No. 6-2 Co-patentee before: GUANGZHOU GEXINGQUAN ELECTRIC POWER TECHNOLOGY CO.,LTD. Patentee before: ELECTRIC POWER SCIENCE & RESEARCH INSTITUTE OF GUANGXI POWER GRID Corp. |
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