CN103454517B - Capacitance type potential transformer on-line monitoring method - Google Patents
Capacitance type potential transformer on-line monitoring method Download PDFInfo
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- CN103454517B CN103454517B CN201310260264.6A CN201310260264A CN103454517B CN 103454517 B CN103454517 B CN 103454517B CN 201310260264 A CN201310260264 A CN 201310260264A CN 103454517 B CN103454517 B CN 103454517B
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CN103454517B true CN103454517B (en) | 2016-05-11 |
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Cited By (1)
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CN110672721A (en) * | 2019-10-18 | 2020-01-10 | 云南电网有限责任公司曲靖供电局 | Capacitor voltage transformer partial pressure capacitor surface defect monitoring module |
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CN104034977B (en) * | 2014-05-29 | 2016-09-07 | 国家电网公司 | Capacitance type potential transformer live detection instrument |
CN105182268A (en) * | 2014-05-29 | 2015-12-23 | 国网山西省电力公司电力科学研究院 | Method and device for monitoring operating state of capacitor voltage transformer |
FR3022342B1 (en) * | 2014-06-13 | 2016-07-01 | Fogale Nanotech | METHOD FOR REAL-TIME MONITORING OF THE OPERATING STATE OF A CAPACITIVE SENSOR |
CN105203886A (en) * | 2015-10-16 | 2015-12-30 | 江苏省电力公司淮安供电公司 | Capacitive type current transformer online detection device and method |
CN105548943B (en) * | 2016-01-25 | 2018-06-19 | 中国南方电网有限责任公司超高压输电公司梧州局 | A kind of CVT capacitance on-line monitoring methods based on the monitoring of CVT secondary voltages |
CN106646319B (en) * | 2016-10-09 | 2019-03-19 | 国网江苏省电力公司电力科学研究院 | Electronic type voltage transformer exception discrimination method based on combined measurement in standing |
CN106597349B (en) * | 2017-01-25 | 2023-05-23 | 云南电网有限责任公司电力科学研究院 | CVT metering error on-line monitoring method and system based on secondary voltage |
CN107607764B (en) * | 2017-05-17 | 2020-08-04 | 广东电网有限责任公司佛山供电局 | Multi-path capacitive voltage transformer real-time detection device |
CN107657121B (en) * | 2017-09-29 | 2021-05-18 | 广州民航职业技术学院 | Aircraft structure performance prediction processing method and system based on corrosion level evaluation |
CN110542780A (en) * | 2018-05-28 | 2019-12-06 | 广东电网有限责任公司 | Chargeable CVT voltage live monitoring device |
US11187727B2 (en) | 2019-04-29 | 2021-11-30 | Schweitzer Engineering Laboratories, Inc. | Capacitance-coupled voltage transformer monitoring |
CN111289837B (en) * | 2020-02-06 | 2022-04-08 | 云南电网有限责任公司电力科学研究院 | Method and system for evaluating latent fault of power distribution network equipment |
CN111638483B (en) * | 2020-06-05 | 2022-07-19 | 国网山东省电力公司营销服务中心(计量中心) | Method and system for detecting metering performance of high-voltage transformer |
CN111751777B (en) * | 2020-06-29 | 2024-03-01 | 深圳供电局有限公司 | Voltage transformer running state diagnosis method |
CN112485556A (en) * | 2020-11-03 | 2021-03-12 | 国电南瑞南京控制***有限公司 | CVT fault detection method and system based on transformer substation monitoring system and storage medium |
CN112379322A (en) * | 2020-11-05 | 2021-02-19 | 广东电网有限责任公司佛山供电局 | On-line monitoring method for capacitor voltage transformer |
CN112379321A (en) * | 2020-11-05 | 2021-02-19 | 广东电网有限责任公司佛山供电局 | Improved capacitive voltage transformer online monitoring method and system |
CN112485744A (en) * | 2020-11-16 | 2021-03-12 | 国网山东省电力公司莒县供电公司 | Fault identification method and equipment for capacitor voltage transformer |
CN112540337A (en) * | 2020-12-30 | 2021-03-23 | 广东电网有限责任公司电力科学研究院 | Transformer substation outgoing line capacitive voltage transformer monitoring method, device and equipment |
CN113030831B (en) * | 2021-03-10 | 2024-02-06 | 国网山西省电力公司检修分公司 | Method for quickly searching faults of voltage transformer in running state |
CN117849691B (en) * | 2024-03-08 | 2024-05-14 | 国网江西省电力有限公司电力科学研究院 | Multi-dimensional collaborative operation monitoring and early warning system and method for capacitive voltage transformer |
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CN201607492U (en) * | 2010-03-08 | 2010-10-13 | 广东电网公司中山供电局 | Fault pre-alarm system for 10-kV power capacitor |
CN102280864A (en) * | 2011-08-10 | 2011-12-14 | 江苏省电力公司苏州供电公司 | Post-failure live treatment method for protection device of distribution network system and portable protection device |
CN102707178A (en) * | 2012-06-15 | 2012-10-03 | 中国电力科学研究院 | Method for prewarning and monitoring failures of secondary equipment of power system |
CN102879630A (en) * | 2012-09-17 | 2013-01-16 | 浙江省电力公司电力科学研究院 | Capacitive voltage transformer failure monitoring instrument |
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JPS5956171A (en) * | 1982-09-25 | 1984-03-31 | Toshiba Corp | Equipment system monitoring device |
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CN1349103A (en) * | 2000-10-18 | 2002-05-15 | 深圳市中兴通讯股份有限公司 | Judgement method of one-phase earthing failure in electric distribution network |
CN201110893Y (en) * | 2007-07-20 | 2008-09-03 | 太原市优特奥科电子科技有限公司 | High voltage potential transformer secondary circuit pressure-drop electric energy metering error real time monitoring device |
CN201607492U (en) * | 2010-03-08 | 2010-10-13 | 广东电网公司中山供电局 | Fault pre-alarm system for 10-kV power capacitor |
CN102280864A (en) * | 2011-08-10 | 2011-12-14 | 江苏省电力公司苏州供电公司 | Post-failure live treatment method for protection device of distribution network system and portable protection device |
CN102707178A (en) * | 2012-06-15 | 2012-10-03 | 中国电力科学研究院 | Method for prewarning and monitoring failures of secondary equipment of power system |
CN102879630A (en) * | 2012-09-17 | 2013-01-16 | 浙江省电力公司电力科学研究院 | Capacitive voltage transformer failure monitoring instrument |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110672721A (en) * | 2019-10-18 | 2020-01-10 | 云南电网有限责任公司曲靖供电局 | Capacitor voltage transformer partial pressure capacitor surface defect monitoring module |
CN110672721B (en) * | 2019-10-18 | 2022-02-15 | 云南电网有限责任公司曲靖供电局 | Capacitor voltage transformer partial pressure capacitor surface defect monitoring module |
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Address after: 528011 No. 1 South Fenjiang Road, Chancheng District, Guangdong, Foshan Co-patentee after: CHINA ELECTRIC POWER Research Institute WUHAN BRANCH Patentee after: FOSHAN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID Co.,Ltd. Address before: 528000 Fenjiang South Road, Chancheng District, Guangdong, No. 1, No. Co-patentee before: CHINA ELECTRIC POWER Research Institute WUHAN BRANCH Patentee before: FOSHAN POWER SUPPLY BUREAU, GUANGDONG POWER GRID Corp. |
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Address after: 528011 No.1 Fenjiang South Road, Chancheng District, Foshan City, Guangdong Province Patentee after: FOSHAN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID Co.,Ltd. Patentee after: WUHAN BRANCH, CHINA ELECTRIC POWER Research Institute Address before: 528011 No.1 Fenjiang South Road, Chancheng District, Foshan City, Guangdong Province Patentee before: FOSHAN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID Co.,Ltd. Patentee before: CHINA ELECTRIC POWER Research Institute WUHAN BRANCH |
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Effective date of registration: 20210415 Address after: 528011 No.1 Fenjiang South Road, Chancheng District, Foshan City, Guangdong Province Patentee after: FOSHAN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID Co.,Ltd. Address before: 528011 No.1 Fenjiang South Road, Chancheng District, Foshan City, Guangdong Province Patentee before: FOSHAN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID Co.,Ltd. Patentee before: WUHAN BRANCH, CHINA ELECTRIC POWER Research Institute |