CN201226416Y - 用于抑制直流偏磁现象的变压器中性点专用接地网 - Google Patents
用于抑制直流偏磁现象的变压器中性点专用接地网 Download PDFInfo
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- CN201226416Y CN201226416Y CNU2008201505179U CN200820150517U CN201226416Y CN 201226416 Y CN201226416 Y CN 201226416Y CN U2008201505179 U CNU2008201505179 U CN U2008201505179U CN 200820150517 U CN200820150517 U CN 200820150517U CN 201226416 Y CN201226416 Y CN 201226416Y
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CNU2008201505179U CN201226416Y (zh) | 2008-07-03 | 2008-07-03 | 用于抑制直流偏磁现象的变压器中性点专用接地网 |
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CNU2008201505179U CN201226416Y (zh) | 2008-07-03 | 2008-07-03 | 用于抑制直流偏磁现象的变压器中性点专用接地网 |
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CN201226416Y true CN201226416Y (zh) | 2009-04-22 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101710697B (zh) * | 2009-11-17 | 2012-05-16 | 江苏省电力试验研究院有限公司 | 抑制变压器中性点直流电流的方法 |
CN101383500B (zh) * | 2008-07-03 | 2012-10-03 | 上海市电力公司 | 用单独接地网抑制变压器中性点直流偏磁的方法及其装置 |
CN103337833A (zh) * | 2013-06-17 | 2013-10-02 | 山东电力工程咨询院有限公司 | 一种接地变压器保护动作判据 |
CN104967033A (zh) * | 2015-06-25 | 2015-10-07 | 国网山东省电力公司电力科学研究院 | 一种变电站地电流抑制装置及其抑制方法 |
CN105811446A (zh) * | 2016-04-26 | 2016-07-27 | 南方电网科学研究院有限责任公司 | 一种直流换流站及直流输电系统 |
-
2008
- 2008-07-03 CN CNU2008201505179U patent/CN201226416Y/zh not_active Expired - Lifetime
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101383500B (zh) * | 2008-07-03 | 2012-10-03 | 上海市电力公司 | 用单独接地网抑制变压器中性点直流偏磁的方法及其装置 |
CN101710697B (zh) * | 2009-11-17 | 2012-05-16 | 江苏省电力试验研究院有限公司 | 抑制变压器中性点直流电流的方法 |
CN103337833A (zh) * | 2013-06-17 | 2013-10-02 | 山东电力工程咨询院有限公司 | 一种接地变压器保护动作判据 |
CN103337833B (zh) * | 2013-06-17 | 2015-08-05 | 山东电力工程咨询院有限公司 | 一种接地变压器保护动作的方法 |
CN104967033A (zh) * | 2015-06-25 | 2015-10-07 | 国网山东省电力公司电力科学研究院 | 一种变电站地电流抑制装置及其抑制方法 |
CN105811446A (zh) * | 2016-04-26 | 2016-07-27 | 南方电网科学研究院有限责任公司 | 一种直流换流站及直流输电系统 |
CN105811446B (zh) * | 2016-04-26 | 2018-12-18 | 南方电网科学研究院有限责任公司 | 一种直流换流站及直流输电系统 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHANGHAI ELECTRIC POWER CORP. Free format text: FORMER OWNER: SHANGHAI ULTRA-HV TRANSMISSION + DISTRIBUTION COMPANY, SHANGHAI ELECTRIC POWER C Effective date: 20110519 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 200063 NO. 600, WUNING ROAD, PUTUO DISTRICT, SHANGHAI TO: 200122 NO. 1122, YUANSHEN ROAD, SHANGHAI |
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TR01 | Transfer of patent right |
Effective date of registration: 20110519 Address after: 200122, 1122 deep road, Shanghai Patentee after: Shanghai Electric Power Corporation Address before: 200063 No. 600, Wuning Road, Shanghai, Putuo District Patentee before: Shanghai Ultra-HV Transmission & Distribution Company, Shanghai Electric Power C |
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CX01 | Expiry of patent term |
Granted publication date: 20090422 |