CN106707080A - 一种基于包络线的串补阻尼回路保护方法 - Google Patents
一种基于包络线的串补阻尼回路保护方法 Download PDFInfo
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- CN106707080A CN106707080A CN201611019916.7A CN201611019916A CN106707080A CN 106707080 A CN106707080 A CN 106707080A CN 201611019916 A CN201611019916 A CN 201611019916A CN 106707080 A CN106707080 A CN 106707080A
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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
- G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
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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
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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
- G01R31/088—Aspects of digital computing
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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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
Description
序号 | 玉林 |
电容容值(uF) | 192.3 |
额定电流(A) | 2400 |
额定容抗(Ohm) | 16.55 |
额定电压(kV) | 39.72 |
阻尼电阻阻值(Ohm) | 4 |
阻尼电抗器电感值(mH) | 0.4 |
放电频率(Hz) | 574 |
第1个波峰 | 第2个波峰 | 第3个波峰 | 第4个波峰 | 第5个波峰 | |
i(kAp) | 88.18 | 88.16 | 88.13 | 88.083 | 88.078 |
t(s) | 0.40134 | 0.403076 | 0.40481 | 0.40657 | 0.4083 |
第1-2个波峰 | 第2-3个波峰 | 第3-4个波峰 | 第4-5个波峰 | 平均值 | |
R(ohm) | 19899.001 | 13246.960 | 8578.542 | 79240.387 | 30241.223 |
电阻故障情况 | 能量梯度最大值 |
完好 | 3122 |
1只故障 | 2217 |
2只故障 | 1181 |
Claims (9)
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CN106707080A true CN106707080A (zh) | 2017-05-24 |
CN106707080B CN106707080B (zh) | 2019-06-11 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109298256A (zh) * | 2018-07-31 | 2019-02-01 | 中国南方电网有限责任公司超高压输电公司南宁局 | 一种基于串补阻尼故障分析方法及系统 |
CN109471007A (zh) * | 2018-12-20 | 2019-03-15 | 杭州西湖电子研究所 | 通过高压阻尼振荡波检测电抗器局部放电的方法 |
CN113093085A (zh) * | 2021-04-14 | 2021-07-09 | 国网新疆电力有限公司电力科学研究院 | 站域电流互感器二次回路故障检测方法及装置 |
Citations (7)
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CN102790387A (zh) * | 2012-07-31 | 2012-11-21 | 许继集团有限公司 | 串联补偿中金属氧化物限压器的保护装置及串联补偿系统 |
CN103884953A (zh) * | 2014-03-07 | 2014-06-25 | 中国南方电网有限责任公司超高压输电公司广州局 | 一种电容式电压互感器阻尼回路故障诊断系统 |
WO2014135220A1 (en) * | 2013-03-08 | 2014-09-12 | Abb Technology Ltd | Protection of a thyristor valve |
CN203849352U (zh) * | 2014-03-07 | 2014-09-24 | 中国南方电网有限责任公司超高压输电公司广州局 | 一种电容式电压互感器阻尼回路故障诊断装置 |
CN104350661A (zh) * | 2013-02-01 | 2015-02-11 | Abb技术有限公司 | 缓解电力传输系统中次同步谐振的方法和装置 |
CN105277913A (zh) * | 2015-09-30 | 2016-01-27 | 华中科技大学 | 一种电容式电压互感器的试验方法 |
CN105375493A (zh) * | 2015-11-24 | 2016-03-02 | 中国电力科学研究院 | 一种额定参数可调整的串补设计方法 |
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2016
- 2016-10-31 CN CN201611019916.7A patent/CN106707080B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102790387A (zh) * | 2012-07-31 | 2012-11-21 | 许继集团有限公司 | 串联补偿中金属氧化物限压器的保护装置及串联补偿系统 |
CN104350661A (zh) * | 2013-02-01 | 2015-02-11 | Abb技术有限公司 | 缓解电力传输系统中次同步谐振的方法和装置 |
WO2014135220A1 (en) * | 2013-03-08 | 2014-09-12 | Abb Technology Ltd | Protection of a thyristor valve |
CN103884953A (zh) * | 2014-03-07 | 2014-06-25 | 中国南方电网有限责任公司超高压输电公司广州局 | 一种电容式电压互感器阻尼回路故障诊断系统 |
CN203849352U (zh) * | 2014-03-07 | 2014-09-24 | 中国南方电网有限责任公司超高压输电公司广州局 | 一种电容式电压互感器阻尼回路故障诊断装置 |
CN105277913A (zh) * | 2015-09-30 | 2016-01-27 | 华中科技大学 | 一种电容式电压互感器的试验方法 |
CN105375493A (zh) * | 2015-11-24 | 2016-03-02 | 中国电力科学研究院 | 一种额定参数可调整的串补设计方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109298256A (zh) * | 2018-07-31 | 2019-02-01 | 中国南方电网有限责任公司超高压输电公司南宁局 | 一种基于串补阻尼故障分析方法及系统 |
CN109471007A (zh) * | 2018-12-20 | 2019-03-15 | 杭州西湖电子研究所 | 通过高压阻尼振荡波检测电抗器局部放电的方法 |
CN113093085A (zh) * | 2021-04-14 | 2021-07-09 | 国网新疆电力有限公司电力科学研究院 | 站域电流互感器二次回路故障检测方法及装置 |
CN113093085B (zh) * | 2021-04-14 | 2024-02-13 | 国网新疆电力有限公司电力科学研究院 | 站域电流互感器二次回路故障检测方法及装置 |
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