CN108196166A - 基于故障波形起始点到达时差的双端行波测距方法 - Google Patents
基于故障波形起始点到达时差的双端行波测距方法 Download PDFInfo
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- G—PHYSICS
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- 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
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Cited By (6)
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---|---|---|---|---|
CN109374953A (zh) * | 2018-12-14 | 2019-02-22 | 国网湖北省电力有限公司电力科学研究院 | 一种基于电压有效值序列的电压暂降波形点检测方法 |
CN110927521A (zh) * | 2019-11-25 | 2020-03-27 | 山东理工大学 | 一种单端行波故障定位方法及装置 |
CN112147461A (zh) * | 2020-09-10 | 2020-12-29 | 广东电网有限责任公司广州供电局 | 故障波形起点判断方法、装置、计算机设备及介质 |
CN112162175A (zh) * | 2020-09-18 | 2021-01-01 | 武汉三相电力科技有限公司 | 具有锚段的接触网故障点的校正方法、装置及系统 |
CN114184884A (zh) * | 2021-11-23 | 2022-03-15 | 昆明理工大学 | 一种电网故障行波测距方程自动构造方法 |
CN117031382A (zh) * | 2023-10-10 | 2023-11-10 | 云南电力试验研究院(集团)有限公司 | 一种基于信噪比和正弦拟合方法的单端行波装置校验方法 |
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CN102590708A (zh) * | 2012-02-27 | 2012-07-18 | 广东电网公司电力科学研究院 | 一种输电线路雷击故障与非雷击故障的辨别方法 |
CN103076533A (zh) * | 2012-12-28 | 2013-05-01 | 华北电力大学(保定) | 电网中线路参数和故障扰动的分析方法 |
CN104914351A (zh) * | 2014-03-11 | 2015-09-16 | 国家电网公司 | 一种基于最优波速的区域电网故障定位方法 |
CN105353268A (zh) * | 2015-10-10 | 2016-02-24 | 电子科技大学 | 一种用于输电线路分布式行波故障判断及定位方法 |
CN105445622A (zh) * | 2015-12-28 | 2016-03-30 | 武汉精伦电气有限公司 | 一种基于预测相移技术改良的阻抗测距方法 |
JP6383523B2 (ja) * | 2013-02-28 | 2018-08-29 | 関西電力株式会社 | 事故点標定装置 |
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2018
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Patent Citations (6)
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CN102590708A (zh) * | 2012-02-27 | 2012-07-18 | 广东电网公司电力科学研究院 | 一种输电线路雷击故障与非雷击故障的辨别方法 |
CN103076533A (zh) * | 2012-12-28 | 2013-05-01 | 华北电力大学(保定) | 电网中线路参数和故障扰动的分析方法 |
JP6383523B2 (ja) * | 2013-02-28 | 2018-08-29 | 関西電力株式会社 | 事故点標定装置 |
CN104914351A (zh) * | 2014-03-11 | 2015-09-16 | 国家电网公司 | 一种基于最优波速的区域电网故障定位方法 |
CN105353268A (zh) * | 2015-10-10 | 2016-02-24 | 电子科技大学 | 一种用于输电线路分布式行波故障判断及定位方法 |
CN105445622A (zh) * | 2015-12-28 | 2016-03-30 | 武汉精伦电气有限公司 | 一种基于预测相移技术改良的阻抗测距方法 |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109374953A (zh) * | 2018-12-14 | 2019-02-22 | 国网湖北省电力有限公司电力科学研究院 | 一种基于电压有效值序列的电压暂降波形点检测方法 |
CN109374953B (zh) * | 2018-12-14 | 2020-09-18 | 国网湖北省电力有限公司电力科学研究院 | 一种基于电压有效值序列的电压暂降波形点检测方法 |
CN110927521A (zh) * | 2019-11-25 | 2020-03-27 | 山东理工大学 | 一种单端行波故障定位方法及装置 |
CN110927521B (zh) * | 2019-11-25 | 2021-09-14 | 山东理工大学 | 一种单端行波故障定位方法及装置 |
CN112147461A (zh) * | 2020-09-10 | 2020-12-29 | 广东电网有限责任公司广州供电局 | 故障波形起点判断方法、装置、计算机设备及介质 |
CN112162175A (zh) * | 2020-09-18 | 2021-01-01 | 武汉三相电力科技有限公司 | 具有锚段的接触网故障点的校正方法、装置及系统 |
CN112162175B (zh) * | 2020-09-18 | 2022-12-09 | 武汉三相电力科技有限公司 | 具有锚段的接触网故障点的校正方法、装置及系统 |
CN114184884A (zh) * | 2021-11-23 | 2022-03-15 | 昆明理工大学 | 一种电网故障行波测距方程自动构造方法 |
CN114184884B (zh) * | 2021-11-23 | 2024-05-24 | 昆明理工大学 | 一种电网故障行波测距方程自动构造方法 |
CN117031382A (zh) * | 2023-10-10 | 2023-11-10 | 云南电力试验研究院(集团)有限公司 | 一种基于信噪比和正弦拟合方法的单端行波装置校验方法 |
CN117031382B (zh) * | 2023-10-10 | 2024-02-20 | 云南电力试验研究院(集团)有限公司 | 一种基于信噪比和正弦拟合方法的单端行波装置校验方法 |
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