CN101707358A - Single-phase grounding comprehensive protecting device of electric network - Google Patents
Single-phase grounding comprehensive protecting device of electric network Download PDFInfo
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- CN101707358A CN101707358A CN200910185442A CN200910185442A CN101707358A CN 101707358 A CN101707358 A CN 101707358A CN 200910185442 A CN200910185442 A CN 200910185442A CN 200910185442 A CN200910185442 A CN 200910185442A CN 101707358 A CN101707358 A CN 101707358A
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- 229910052751 metal Inorganic materials 0.000 claims abstract description 6
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- 238000002955 isolation Methods 0.000 claims description 5
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- 229910052802 copper Inorganic materials 0.000 claims description 4
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN200910185442A CN101707358A (en) | 2009-11-10 | 2009-11-10 | Single-phase grounding comprehensive protecting device of electric network |
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CN200910185442A CN101707358A (en) | 2009-11-10 | 2009-11-10 | Single-phase grounding comprehensive protecting device of electric network |
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CN101707358A true CN101707358A (en) | 2010-05-12 |
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CN200910185442A Pending CN101707358A (en) | 2009-11-10 | 2009-11-10 | Single-phase grounding comprehensive protecting device of electric network |
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102931608A (en) * | 2012-11-05 | 2013-02-13 | 冀北电力有限公司张家口供电公司 | Switch cabinet for single-phase grounding protection of 10kV system |
CN103326309A (en) * | 2013-07-11 | 2013-09-25 | 中国船舶重工集团公司第七0四研究所 | Comprehensive digital protection device for ship power system |
CN104269256A (en) * | 2014-10-20 | 2015-01-07 | 张安斌 | Voltage transformer harmonic elimination resistance automatic tracking and adjustment method |
CN104852468A (en) * | 2015-04-21 | 2015-08-19 | 国家电网公司 | Distribution network line ground fault line selection and assorted device using controllable simulated load |
CN107453340A (en) * | 2017-07-03 | 2017-12-08 | 安徽恒凯电力保护设备有限公司 | A kind of Intelligent arc extinguishing resonance elimination overvoltage suppression cabinet |
CN107800590A (en) * | 2017-10-31 | 2018-03-13 | 南方电网科学研究院有限责任公司 | Transmission equipment delay monitoring method, apparatus and interchanger transmission delay monitoring system |
CN108281945A (en) * | 2018-04-12 | 2018-07-13 | 天津浩源慧能科技有限公司 | It is a kind of based on the singlephase earth fault shielding system and partition method of applying signal outside |
EP3611747A1 (en) * | 2018-08-16 | 2020-02-19 | Rail Power Systems GmbH | Voltage limiting circuit |
CN113238123A (en) * | 2020-03-18 | 2021-08-10 | 安徽斯派迪电气技术有限公司 | Insulation monitoring cabinet |
CN113991608A (en) * | 2021-10-22 | 2022-01-28 | 浙江浙能兰溪发电有限责任公司 | Circuit breaker for improving insulation measurement safety of generator stator winding |
CN116466193A (en) * | 2023-06-19 | 2023-07-21 | 安徽帕维尔智能技术有限公司 | Multi-loop cable fault management and control device |
-
2009
- 2009-11-10 CN CN200910185442A patent/CN101707358A/en active Pending
Cited By (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102931608A (en) * | 2012-11-05 | 2013-02-13 | 冀北电力有限公司张家口供电公司 | Switch cabinet for single-phase grounding protection of 10kV system |
CN103326309A (en) * | 2013-07-11 | 2013-09-25 | 中国船舶重工集团公司第七0四研究所 | Comprehensive digital protection device for ship power system |
CN103326309B (en) * | 2013-07-11 | 2016-01-06 | 上海中船重工船舶推进设备有限公司 | A kind of comprehensive digital protection device for ship power system |
CN104269256A (en) * | 2014-10-20 | 2015-01-07 | 张安斌 | Voltage transformer harmonic elimination resistance automatic tracking and adjustment method |
CN104269256B (en) * | 2014-10-20 | 2016-06-01 | 张安斌 | Voltage transformer disappears the method for the automatic tracking adjustment of humorous resistance |
CN104852468A (en) * | 2015-04-21 | 2015-08-19 | 国家电网公司 | Distribution network line ground fault line selection and assorted device using controllable simulated load |
CN107453340A (en) * | 2017-07-03 | 2017-12-08 | 安徽恒凯电力保护设备有限公司 | A kind of Intelligent arc extinguishing resonance elimination overvoltage suppression cabinet |
CN107800590B (en) * | 2017-10-31 | 2020-09-01 | 南方电网科学研究院有限责任公司 | Transmission equipment delay monitoring method and device and switch transmission delay monitoring system |
CN107800590A (en) * | 2017-10-31 | 2018-03-13 | 南方电网科学研究院有限责任公司 | Transmission equipment delay monitoring method, apparatus and interchanger transmission delay monitoring system |
CN108281945A (en) * | 2018-04-12 | 2018-07-13 | 天津浩源慧能科技有限公司 | It is a kind of based on the singlephase earth fault shielding system and partition method of applying signal outside |
CN108281945B (en) * | 2018-04-12 | 2024-04-26 | 天津浩源汇能股份有限公司 | Single-phase grounding fault isolation system and isolation method based on externally applied signals |
EP3611747A1 (en) * | 2018-08-16 | 2020-02-19 | Rail Power Systems GmbH | Voltage limiting circuit |
CN110838423A (en) * | 2018-08-16 | 2020-02-25 | 铁路电力***股份有限公司 | Voltage limiting device |
KR20200020609A (en) * | 2018-08-16 | 2020-02-26 | 레일 파워 시스템즈 게엠베하 | Voltage limiting device |
KR102289751B1 (en) | 2018-08-16 | 2021-08-13 | 레일 파워 시스템즈 게엠베하 | Voltage limiting device |
US11417488B2 (en) | 2018-08-16 | 2022-08-16 | Rail Power Systems Gmbh | Voltage limiting device |
CN113238123A (en) * | 2020-03-18 | 2021-08-10 | 安徽斯派迪电气技术有限公司 | Insulation monitoring cabinet |
CN113991608A (en) * | 2021-10-22 | 2022-01-28 | 浙江浙能兰溪发电有限责任公司 | Circuit breaker for improving insulation measurement safety of generator stator winding |
CN116466193A (en) * | 2023-06-19 | 2023-07-21 | 安徽帕维尔智能技术有限公司 | Multi-loop cable fault management and control device |
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Owner name: SHANGHAI HEKAI ELECTRIC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: LIU LIANG Effective date: 20100527 |
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Free format text: CORRECT: ADDRESS; FROM: 231131 NO.28, JINHUA STREET, SHUANGFENG INDUSTRIAL DISTRICT, HEFEI CITY, ANHUI PROVINCE TO: 201612 ROOM 303, BUILDING 2, NO.201, MINYI ROAD, DEVELOPMENT NEW ECONOMIC PARK, CAOHEJING, SHANGHAI CITY |
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Effective date of registration: 20100527 Address after: Caohejing Development New Economic Park 201612 min Yick Road Shanghai City No. 201 Building 2 Room 303 Applicant after: Shanghai Hekai Electrical Science & Technology Co., Ltd. Address before: No. 28 Jinhua road Hefei Shuangfeng Industrial Zone of Anhui province 231131 Applicant before: Liu Liang |
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Open date: 20100512 |