CN112098889B - 一种基于神经网络和特征矩阵的单相接地故障定位方法 - Google Patents
一种基于神经网络和特征矩阵的单相接地故障定位方法 Download PDFInfo
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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
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/16—Spectrum analysis; Fourier analysis
- G01R23/163—Spectrum analysis; Fourier analysis adapted for measuring in circuits having distributed constants
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
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CN112285489B (zh) * | 2020-10-26 | 2022-02-22 | 青岛鼎信通讯股份有限公司 | 一种基于特征融合和模型融合的故障指示器故障定位方法 |
CN113203920B (zh) * | 2021-05-11 | 2023-03-24 | 国网山东省电力公司临沂供电公司 | 一种配电网单相接地故障定位系统及方法 |
CN113866568A (zh) * | 2021-12-02 | 2021-12-31 | 青岛鼎信通讯股份有限公司 | 一种应用于电力领域的单相接地故障定位方法 |
CN114814468B (zh) * | 2022-06-20 | 2022-09-20 | 南京工程学院 | 考虑高比例dg接入的配电网单相接地故障智能选线方法 |
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CN103728535A (zh) * | 2013-10-28 | 2014-04-16 | 昆明理工大学 | 一种基于小波变换暂态能量谱的特高压直流输电线路故障测距方法 |
CN109975657A (zh) * | 2019-04-04 | 2019-07-05 | 辽宁工程技术大学 | 基于差动特征值的小电流接地系统单相接地故障选线方法 |
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JP3058564B2 (ja) * | 1994-07-14 | 2000-07-04 | 東京電力株式会社 | 送電線故障区間及び故障様相の評定方法 |
US20100179935A1 (en) * | 2009-01-13 | 2010-07-15 | Gm Global Technology Operations, Inc. | Spiking dynamical neural network for parallel prediction of multiple temporal events |
CN102879704B (zh) * | 2012-10-08 | 2014-11-05 | 南京航空航天大学 | 一种高压输电线高阻接地故障多参数数据融合检测方法 |
CN103001812B (zh) * | 2013-01-06 | 2015-12-02 | 国网山西省电力公司信息通信分公司 | 智能化电力通信故障诊断系统 |
CN103245893B (zh) * | 2013-04-10 | 2015-12-23 | 昆明理工大学 | 一种基于自然频率的辐射状配网分层分布式ann故障定位方法 |
CN103884966A (zh) * | 2014-04-15 | 2014-06-25 | 河海大学常州校区 | 基于神经网络的配电网小电流单相接地故障定位方法 |
CN105184063A (zh) * | 2015-08-26 | 2015-12-23 | 云南电网有限责任公司电力科学研究院 | 一种基于信息融合技术及模糊理论的多判据融合选线方法 |
CN105391579B (zh) * | 2015-11-25 | 2018-08-24 | 国家电网公司 | 基于关键告警集和监督分类的电力通信网故障定位方法 |
CN107589342A (zh) * | 2017-09-04 | 2018-01-16 | 云南电网有限责任公司电力科学研究院 | 一种配电网单相接地故障定位方法及系统 |
CN107870287A (zh) * | 2017-11-08 | 2018-04-03 | 云南电力试验研究院(集团)有限公司 | 一种配电网故障的定位方法 |
CN110672976B (zh) * | 2019-10-18 | 2021-04-16 | 东北大学 | 基于并联卷积神经网络的多端直流输电线路故障诊断方法 |
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CN103728535A (zh) * | 2013-10-28 | 2014-04-16 | 昆明理工大学 | 一种基于小波变换暂态能量谱的特高压直流输电线路故障测距方法 |
CN109975657A (zh) * | 2019-04-04 | 2019-07-05 | 辽宁工程技术大学 | 基于差动特征值的小电流接地系统单相接地故障选线方法 |
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