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基于多重判据的电压暂降故障源定位方法

DOI: 10.13334/j.0258-8013.pcsee.2015.01.013, PP. 103-111

Keywords: 电压暂降,故障定位,多重判据,故障类型估计,电能质量

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Abstract:

电网短路故障是电压暂降的主要原因,准确定位暂降故障源的位置,不仅有利于供用电双方区分暂降责任,还可大幅缩短电力公司的故障清除时间,提高供电可靠性。提出一种基于多重判据的电压暂降故障源定位方法:从监测点布点入手,结合监测点可观测域和暂降源方位判断提取可能的故障线路;基于监测到的节点电压相量估计故障类型,在可能的故障线路上假设虚拟故障点,利用故障距离分布函数得到监测点电压计算值,根据计算值与测量值的误差分析结果定位暂降故障源。基于10节点和26节点网络的仿真,验证了所提方法的有效性和实用性。该方法可有效减少故障定位过程中的循环搜索过程,能够对伪故障点做出处理。

References

[1]  肖湘宁.电能质量分析与控制[M].北京:中国电力出版社,2004:118-119. Xiao Xiangning.Analysis and control of power quality[M].Beijing:China Electric Power Press,2004:118-119(in Chinese).
[2]  吕干云,孙维蒙,汪晓东,等.利用三点法的电压暂降源定位方法[J].中国电机工程学报,2011,31(7):36-40. Lü Ganyun,Sun Weimeng,Wang Xiaodong,et al.Voltage sag source location based on three-point method [J].Proceedings of the CSEE,2011,31(7):36-40(in Chinese).
[3]  Li C,Tayjasanant T,Xu W,et al.Method for voltage-sag-source detection by investigating slope of the system trajectory[J].IEE Proceedings of Generation, Transmission and Distribution,2003,150(3):367-372
[4]  Tayjasanant T,Li C,Xu W.Resistance sign-based method for voltage sag source detection[J].IEEE Trans. on Power Delivery,2005,20(4):25-44.
[5]  Pradhan A K,Routray A.Applying distance relay for voltage sag source detection[J].IEEE Trans. on Power Delivery,2005,20(3):529-531.
[6]  Parsons A C,Grady W M,Powers E J,et al.A direction finder for power quality disturbances based upon disturbance power and energy[J].IEEE Trans. on Power Delivery,2000,15(3):1081-1086.
[7]  Leborgne R C,Makaliki R.Voltage sag source location at grid interconnections:A case study in the Zambian system [C]//IEEE Lausanne POWERTECH.Lausanne,Switzerland:IEEE PES,2007:1852-1857.
[8]  Gomez J,Morcos M,Tourn D,et al.A novel methodology to locate originating points of voltage sags in electric power system[C]//The 18th international conference and exhibition on electricity distribution.Turin,Italy:IEE,2005:373-375.
[9]  Liao H W.Voltage sag source location in high-voltage power transmission networks[C]//Power and energy society general meeting:conversion and delivery of electrical energy in the 21st century.Pittsburgh,PA:IEEE PES,2008:1-4.
[10]  马士聪,高厚磊,徐丙垠,等.配电网故障定位技术综述[J].电力系统保护与控制,2009,37(11):119-124. Ma Shicong,Gao Houlei,Xu Bingyin,et al.A survey of fault location methods in distribution network[J].Power System Protection and Control,2009,37(11):119-124(in Chinese).
[11]  徐丙垠,李京,陈平,等.现代行波测距技术及其应用[J].电力系统自动化,2001,25(23):62-65. Xu Bingyin,Li Jing,Chen Ping,et al.Modern fault location techniques based on fault generate traveling waves and their applications[J].Automation of Electric Power System,2001,25(23):62-65(in Chinese).
[12]  Dalcastagne A L,Zimath S L.A study about the sources of error of impedance-based fault location methods[C]//IEEE Transmission and Distribution Conference and Exposition.Latin America,Bogota: IEEE PES,2008:1-6.
[13]  束洪春,邬乾晋, 张广斌,等.基于神经网络的单端行波故障测距方法[J].中国电机工程学报,2011,31(4):85-92. Shu Hongchun,Wu Qianjin,Zhang Guangbin,et al.Single terminal traveling wave fault location method based on ANN[J].Proceedings of the CSEE,2011,31(4):85-92(in Chinese).
[14]  刘凤霞,刘前进.基于模糊神经网络的故障测距[J].电力自动化设备,2006,26(5):32-35. Liu Fengxia,Liu Qianjin.Fault locating based on fuzzy neural network[J].Electric Power Automation Equipment,2006,26(5):32-35(in Chinese).
[15]  范春菊,郁惟镛.专家系统方法在配电网输电线故障测距中的应用[J].继电器,2001,29(10):5-8. Fan Chunju,Yu Weiyong.Application of expert system in distinguishing the fault type and the fault location on the transmission lines of power distribution system[J].Relay,2001,29(10):5-8(in Chinese).
[16]  Lotfifard S,Kezunovic M,Mousavi M J.Voltage sag data utilization for distribution fault location[J].IEEE Trans. on Power Delivery,2011,26(2):1239-1246.
[17]  李勋,龚庆武,肖辉,等.基于相关分析匹配度的配电网故障定位[J].电力系统自动化,36(1):90-94. Li Xun,Gong Qingwu,Xiao Hui,et al.Fault location for distribution network based on correlation analysis matching degree[J].Automation of Electric Power Systems,36(1):90-94(in Chinese).
[18]  Mokhlis H,Li H.Non-linear representation of voltage sag profiles for fault location in distribution networks [J].International Journal of Electrical Power & Energy System,2011,33(1):124-130.
[19]  周超,田立军,侯文燕,等.基于监测点优化配置的电压暂降故障点定位估计[J].电力系统自动化,2012,36(16):102-107. Zhou Chao,Tian Lijun,Hou Wenyan,et al.Fault location estimation based on optimal voltage sag monitoring program[J].Automation of Electric Power Systems,2012,36(16):102-107(in Chinese).
[20]  Mokhlis H.,Khalid A.R.,Li H.Y.Voltage sags pattern recognition technique for fault section identification in distribution networks[C]//IEEE Bucharest Power Tech.Bucharest,Romania,2009:1-6.
[21]  谭丹,杨洪耕,曲广龙.基于故障距离分布函数的配电网故障定位[J].电网技术,2012,36(10):119-124. Tan Dan,Yang Honggeng,Qu Guanglong.Fault location for distribution network based on fault distance distribution function[J].Power System Technology,2012,36(10):119-124(in Chinese).
[22]  Liao Y.Fault location for single-circuit line based on bus-impedance matrix utilizing voltage measurements [J].IEEE Trans. on Power Delivery,2008,23(2):609-617.
[23]  吕伟.基于凹陷域分析的电压暂降监测点优化配置研究[D].山东:山东大学,2011. Lü Wei.The optimal allocation of monitoring nodes for voltage sags based on the analysis of the area of vulnerability[D].Jinan:Shandong University,2011(in Chinese).
[24]  Liao Y.Fault location observability analysis and optimal meter placement based on voltage measurements [J].Electric Power Systems Research,2009,79(7):1062-1068.

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