CN102082421B - 基于差动阻抗原理的突变量电流差动继电器实现方法 - Google Patents
基于差动阻抗原理的突变量电流差动继电器实现方法 Download PDFInfo
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Description
故障点位置 | 纯电流继电器 | 不灵敏相差 | 灵敏相差 | 零差 |
首端 | 20.83 | 31.67 | 32.50 | |
中间 | 20.0 | 28.33 | 29.17 | |
末端 | 20.0 | 27.5 | 28.33 |
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Families Citing this family (6)
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CN106602519B (zh) * | 2015-10-15 | 2019-08-16 | 中国电力科学研究院 | 一种母线电流差动保护启动元件 |
CN106602506B (zh) * | 2015-10-15 | 2019-01-04 | 中国电力科学研究院 | 一种基于和差阻抗的电流差动继电器 |
CN105337251B (zh) * | 2015-11-11 | 2018-09-28 | 中国能源建设集团广东省电力设计研究院有限公司 | 多斜率差动保护的参数整定方法和系统 |
CN105811380B (zh) * | 2016-02-03 | 2020-01-24 | 中国电力科学研究院 | 一种基于傅里叶递推算法的快速电流差动保护方法 |
CN106356822B (zh) * | 2016-10-10 | 2019-02-05 | 许继集团有限公司 | 一种半波长输电线路的欠范围组合式保护方法与装置 |
CN111987698B (zh) * | 2020-07-30 | 2022-10-04 | 许继集团有限公司 | 不同类型电流互感器混用线路的微分电流差动保护方法 |
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CN101662142A (zh) * | 2009-08-31 | 2010-03-03 | 国电南京自动化股份有限公司 | 适用于串联电容补偿线路的行波差动保护方法 |
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CN101662142A (zh) * | 2009-08-31 | 2010-03-03 | 国电南京自动化股份有限公司 | 适用于串联电容补偿线路的行波差动保护方法 |
Non-Patent Citations (4)
Title |
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吴通华等.基于暂态电容电流补偿的线路差动保护.《电力系统自动化》.2005,第29卷(第12期), |
基于暂态电容电流补偿的线路差动保护;吴通华等;《电力系统自动化》;20050625;第29卷(第12期);61-67 * |
新型数字线路电流差动保护原理及其应用;柳焕章等;《电网技术》;20070630;第31卷(第11期);74-81 * |
柳焕章等.新型数字线路电流差动保护原理及其应用.《电网技术》.2007,第31卷(第11期), |
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