CN100379110C - 线路纵联差动保护的远方环回测试方法 - Google Patents
线路纵联差动保护的远方环回测试方法 Download PDFInfo
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- CN100379110C CN100379110C CNB2003101035207A CN200310103520A CN100379110C CN 100379110 C CN100379110 C CN 100379110C CN B2003101035207 A CNB2003101035207 A CN B2003101035207A CN 200310103520 A CN200310103520 A CN 200310103520A CN 100379110 C CN100379110 C CN 100379110C
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- 238000012360 testing method Methods 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000004088 simulation Methods 0.000 claims description 5
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- 230000005540 biological transmission Effects 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 1
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CNB2003101035207A CN100379110C (zh) | 2003-11-06 | 2003-11-06 | 线路纵联差动保护的远方环回测试方法 |
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CNB2003101035207A CN100379110C (zh) | 2003-11-06 | 2003-11-06 | 线路纵联差动保护的远方环回测试方法 |
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CN1543033A CN1543033A (zh) | 2004-11-03 |
CN100379110C true CN100379110C (zh) | 2008-04-02 |
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CNB2003101035207A Expired - Lifetime CN100379110C (zh) | 2003-11-06 | 2003-11-06 | 线路纵联差动保护的远方环回测试方法 |
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Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100375357C (zh) * | 2005-10-26 | 2008-03-12 | 许继集团有限公司 | 输电线纵差保护中的双端测试方法 |
CN100388694C (zh) * | 2005-11-08 | 2008-05-14 | 杭州华三通信技术有限公司 | 一种环回测试方法 |
CN101867170B (zh) * | 2010-06-09 | 2012-11-21 | 江苏省电力试验研究院有限公司 | 光纤通道保护同时模拟系统故障和通道异常的试验方法 |
CN103389422B (zh) * | 2013-07-19 | 2016-06-29 | 国家电网公司 | 线路重合闸期间非故障相母差保护误动原因的检测方法 |
CN104267276B (zh) * | 2014-09-23 | 2017-03-29 | 中冶天工上海十三冶建设有限公司 | 用低压堵转电流对高压电动机纵差动保护进行检查的方法 |
CN104730381B (zh) * | 2015-03-02 | 2017-08-01 | 国家电网公司 | 线路纵联电流差动保护自愈通道可用性检验方法 |
CN107505563B (zh) * | 2017-09-14 | 2020-01-07 | 青海送变电工程公司 | 一种光差保护联调的试验方法 |
CN114264996B (zh) * | 2021-11-30 | 2024-05-03 | 上海御渡半导体科技有限公司 | 一种ate设备dc校准有效性的检测方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4780908A (en) * | 1985-06-25 | 1988-10-25 | Enertec | Method and apparatus for signal transmission regulation in differential protection |
US5375026A (en) * | 1992-02-12 | 1994-12-20 | Asea Brown Boveri Ab | Method and device for preventing overstabilization of longitudinal differential protection in case of internal fault |
US6501631B1 (en) * | 2000-04-14 | 2002-12-31 | Abb Ab | Method and device for power system protection |
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2003
- 2003-11-06 CN CNB2003101035207A patent/CN100379110C/zh not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4780908A (en) * | 1985-06-25 | 1988-10-25 | Enertec | Method and apparatus for signal transmission regulation in differential protection |
US5375026A (en) * | 1992-02-12 | 1994-12-20 | Asea Brown Boveri Ab | Method and device for preventing overstabilization of longitudinal differential protection in case of internal fault |
US6501631B1 (en) * | 2000-04-14 | 2002-12-31 | Abb Ab | Method and device for power system protection |
Non-Patent Citations (1)
Title |
---|
纵差线路保护装置RTDS实验方案设计. 王学强,黄立滨,崔伟.继电器,第31卷第9期. 2003 * |
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