CN109672164A - 一种消弧线圈并联小电阻配电网接地故障处理方法 - Google Patents
一种消弧线圈并联小电阻配电网接地故障处理方法 Download PDFInfo
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- CN109672164A CN109672164A CN201910135247.7A CN201910135247A CN109672164A CN 109672164 A CN109672164 A CN 109672164A CN 201910135247 A CN201910135247 A CN 201910135247A CN 109672164 A CN109672164 A CN 109672164A
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- low resistance
- resistance
- fault
- parallel low
- suppression coil
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/08—Limitation or suppression of earth fault currents, e.g. Petersen coil
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/088—Aspects of digital computing
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
Abstract
Description
Claims (9)
Priority Applications (1)
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CN201910135247.7A CN109672164B (zh) | 2019-02-22 | 2019-02-22 | 一种消弧线圈并联小电阻配电网接地故障处理方法 |
Applications Claiming Priority (1)
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CN201910135247.7A CN109672164B (zh) | 2019-02-22 | 2019-02-22 | 一种消弧线圈并联小电阻配电网接地故障处理方法 |
Publications (2)
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CN109672164A true CN109672164A (zh) | 2019-04-23 |
CN109672164B CN109672164B (zh) | 2020-01-21 |
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CN201910135247.7A Active CN109672164B (zh) | 2019-02-22 | 2019-02-22 | 一种消弧线圈并联小电阻配电网接地故障处理方法 |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110320419A (zh) * | 2019-06-05 | 2019-10-11 | 南方电网科学研究院有限责任公司 | 消弧线圈并联低电阻接地装置的试验装置及试验方法 |
CN111693890A (zh) * | 2020-04-26 | 2020-09-22 | 国网浙江省电力有限公司 | 一种配电网单相接地故障处理系统及方法 |
CN111781466A (zh) * | 2020-06-28 | 2020-10-16 | 云南电网有限责任公司电力科学研究院 | 用于消弧线圈接地电网的故障定位系统及方法 |
CN111884192A (zh) * | 2020-05-25 | 2020-11-03 | 南方电网科学研究院有限责任公司 | 一种配电网线路故障的控制方法、装置及系统 |
CN112305375A (zh) * | 2020-10-26 | 2021-02-02 | 西安工程大学 | 一种谐振接地系统高阻接地故障选线方法 |
CN112310953A (zh) * | 2020-11-27 | 2021-02-02 | 芜湖科越电气有限公司 | 一种过电压综合控制及消弧线圈接地故障管理系统 |
CN112332380A (zh) * | 2019-07-19 | 2021-02-05 | 李景禄 | 一种配电网多重接地故障智能判断与处理方法 |
CN114280415A (zh) * | 2021-12-14 | 2022-04-05 | 国网江苏省电力有限公司常州供电分公司 | 基于消弧线圈并联电阻的配电网接地故障处理方法 |
CN114725914A (zh) * | 2022-04-11 | 2022-07-08 | 中国矿业大学 | 高灵敏度的中性点灵活接地配电网故障处置方法及系统 |
CN117277246A (zh) * | 2023-11-15 | 2023-12-22 | 昆明理工大学 | 一种有源无源结合的配电网接地故障自适应熄弧方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101719663A (zh) * | 2009-12-07 | 2010-06-02 | 梅素真 | 基于零序电流有功分量的接地选线方法、装置及应用系统 |
CN203218878U (zh) * | 2013-04-17 | 2013-09-25 | 国家电网公司 | 一种用于配电网的智能接地选线与故障管理系统 |
CN106908693A (zh) * | 2017-03-06 | 2017-06-30 | 国网浙江苍南县供电有限责任公司 | 一种高准确率的消弧线圈接地系统单相接地选线方法 |
CN206533136U (zh) * | 2016-12-20 | 2017-09-29 | 大连电力勘察设计院有限公司 | 220kV变电站消弧线圈并联小电阻接地系统 |
-
2019
- 2019-02-22 CN CN201910135247.7A patent/CN109672164B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101719663A (zh) * | 2009-12-07 | 2010-06-02 | 梅素真 | 基于零序电流有功分量的接地选线方法、装置及应用系统 |
CN203218878U (zh) * | 2013-04-17 | 2013-09-25 | 国家电网公司 | 一种用于配电网的智能接地选线与故障管理系统 |
CN206533136U (zh) * | 2016-12-20 | 2017-09-29 | 大连电力勘察设计院有限公司 | 220kV变电站消弧线圈并联小电阻接地系统 |
CN106908693A (zh) * | 2017-03-06 | 2017-06-30 | 国网浙江苍南县供电有限责任公司 | 一种高准确率的消弧线圈接地系统单相接地选线方法 |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110320419B (zh) * | 2019-06-05 | 2021-04-02 | 南方电网科学研究院有限责任公司 | 消弧线圈并联低电阻接地装置的试验装置及试验方法 |
CN110320419A (zh) * | 2019-06-05 | 2019-10-11 | 南方电网科学研究院有限责任公司 | 消弧线圈并联低电阻接地装置的试验装置及试验方法 |
CN112332380A (zh) * | 2019-07-19 | 2021-02-05 | 李景禄 | 一种配电网多重接地故障智能判断与处理方法 |
CN111693890A (zh) * | 2020-04-26 | 2020-09-22 | 国网浙江省电力有限公司 | 一种配电网单相接地故障处理系统及方法 |
CN111884192A (zh) * | 2020-05-25 | 2020-11-03 | 南方电网科学研究院有限责任公司 | 一种配电网线路故障的控制方法、装置及系统 |
CN111884192B (zh) * | 2020-05-25 | 2021-05-14 | 南方电网科学研究院有限责任公司 | 一种配电网线路故障的控制方法、装置及系统 |
CN111781466A (zh) * | 2020-06-28 | 2020-10-16 | 云南电网有限责任公司电力科学研究院 | 用于消弧线圈接地电网的故障定位系统及方法 |
CN112305375A (zh) * | 2020-10-26 | 2021-02-02 | 西安工程大学 | 一种谐振接地系统高阻接地故障选线方法 |
CN112305375B (zh) * | 2020-10-26 | 2023-08-22 | 西安工程大学 | 一种谐振接地系统高阻接地故障选线方法 |
CN112310953A (zh) * | 2020-11-27 | 2021-02-02 | 芜湖科越电气有限公司 | 一种过电压综合控制及消弧线圈接地故障管理系统 |
CN112310953B (zh) * | 2020-11-27 | 2022-05-31 | 芜湖科越电气有限公司 | 一种过电压综合控制及消弧线圈接地故障管理系统 |
CN114280415A (zh) * | 2021-12-14 | 2022-04-05 | 国网江苏省电力有限公司常州供电分公司 | 基于消弧线圈并联电阻的配电网接地故障处理方法 |
CN114725914A (zh) * | 2022-04-11 | 2022-07-08 | 中国矿业大学 | 高灵敏度的中性点灵活接地配电网故障处置方法及系统 |
CN114725914B (zh) * | 2022-04-11 | 2023-08-04 | 中国矿业大学 | 高灵敏度的中性点灵活接地配电网故障处置方法及系统 |
CN117277246A (zh) * | 2023-11-15 | 2023-12-22 | 昆明理工大学 | 一种有源无源结合的配电网接地故障自适应熄弧方法 |
CN117277246B (zh) * | 2023-11-15 | 2024-02-06 | 昆明理工大学 | 一种有源无源结合的配电网接地故障自适应熄弧方法 |
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Effective date of registration: 20190827 Address after: 430077, 227 East Main Street, Wuchang District, Hubei, Wuhan Applicant after: Power Science Research Institute of Hubei Electric Power Co., Ltd. Address before: 430077, 227 East Main Street, Hongshan District, Hubei, Wuhan Applicant before: Power Science Research Institute of Hubei Electric Power Co., Ltd. Applicant before: State Grid Corporation of China Applicant before: China Petroleum University (East China) |
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Effective date of registration: 20191203 Address after: 430077, 227 East Main Street, Hongshan District, Hubei, Wuhan Applicant after: Power Science Research Institute of Hubei Electric Power Co., Ltd. Applicant after: State Grid Co., Ltd. Applicant after: China University of Petroleum (East China) Address before: 430077, 227 East Main Street, Wuchang District, Hubei, Wuhan Applicant before: Power Science Research Institute of Hubei Electric Power Co., Ltd. |
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