基于电压跌落状态估计的复杂配电网络故障路径搜索算法A Fault Path Searching Algorithm Based on Voltage Sag State Estimation for Complicated Distribution Systems
王宾;潘贞存;董新洲;
摘要(Abstract):
基于电压跌落状态估计,提出了适用于复杂配电网络的故障路径搜索算法。对于辐射状配电网络,该搜索算法以分界点为搜索节点,以馈线段为搜索半径,以馈线段平均残压值为搜索目标,搜索速度大大加快,抗噪声能力较强。对故障路径末端馈线段的逐点搜索也有效地解决了合理确定故障点的问题。单机和双机辐射状网络的算例分析结果表明了该算法的正确性、有效性和快速性。
关键词(KeyWords): 配电系统;电压跌落;状态估计;故障路径搜索
基金项目(Foundation):
作者(Author): 王宾;潘贞存;董新洲;
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参考文献(References):
- [1]徐永海,肖湘宁.电力市场环境下的电能质量问题[J].电网技术,2004,28(22):48-52.Xu Yonghai,Xiao Xiangning.Power quality problems in deregulated power systems[J].Power System Technology,2004,28(22):48-52(in Chinese).
- [2]王宾,潘贞存,徐丙垠.配电系统电压跌落问题的分析[J].电网技术,2004,28(2):56-59.Wang Bin,Pan Zhencun,Xu Binyin.Analysis of voltage sags in distribution system[J].Power System Technology,2004,28(2):56-59(in Chinese).
- [3]李卫星,李志民,刘迎春.复杂辐射状配电系统的可靠性评估[J].中国电机工程学报,2003,23(3):69-73.Li Weixing,Li Zhimin,Liu Yingchun.Evaluation of complex radial distribution system reliability[J].Proceedings of the CSEE,2003,23(3):69-73(in Chinese).
- [4]杨京燕,倪伟,肖湘宁,等.计及电压暂降的配电网可靠性评估[J].中国电机工程学报,2005,25(18):28-33.Yang Jingyan,Ni Wei,Xiao Xiangning,et al.Reliability evalution of distribution networ considering voltage sags[J].Proceedings of the CSEE,2005,25(18):28-33(in Chinese).
- [5]Wang Bin,Xu Wilsun,Pan Zhencun.Voltage sag state estimation for power distribution systems[J].IEEE Trans on Power Systems,2005,20(2):806-812.
- [6]王宾,潘贞存,徐文远.配电系统电压跌落幅值估算分析[J].中国电机工程学报,2005,25(13):29-34.Wang Bin,Pan Zhencun,Xu Wenyuan.Voltage sags profile estimation for power distribution systems[J].Proceedings of the CSEE,2005,25(13):29-34(in Chinese).
- [7]Dugan R C,McDermott T E.Distributed generation[J].IEEE Industry Applications Magazine,2002,8(2):19-25.
- [8]Khattam E W.Distribution system planning using distributed generation[C].Conference on Electrical and Computer Engineering,Canada,2003.
- [9]李妍,段余平,邱军,等.环网配电网络电压暂降分析的临界比距法[J].电网技术,2006,30(11):51-55.Li Yan,Duan Yuping,Qiu Jun,et al.Critical percentage method of meshed distribution networks for voltage sag analysis[J].Power System Technology,2006,30(11):51-55(in Chinese).
- [10]高效,彭建春.电压暂降的定量评价与失电损失分摊[J].电网技术,2005,29(12):22-26.Gao Xiao,Peng Jianchun.Quantitive evaluation of voltage sag andoad-loss cost allocation[J].Power System Technology,2005,29(12):22-26(in Chinese).
- [11]李妍,余欣梅,熊信艮,等.电力系统电压暂降分析计算算法综述[J].电网技术,2004,28(14):74-78.Li Yan,Yu Xinmei,Xiong Xinyin,et al.A survey on calculation and analysis methods of voltage sag[J].Power System Technology,2004,28(14):74-78(in Chinese).
- [12]赵剑锋,王浔,潘诗锋.用电设备电能质量敏感度测试系统研究[J].中国电机工程学报,2005,25(22):32-37.Zhao Jianfeng,Wang Xun,Pan Shifeng.Study on power quality susceptivity testing system of AC contactor[J].Proceedings of the CSEE,2005,25(22):32-37(in Chinese).
- [13]莫俊雄,汪志东,徐义.关于电能质量监测网的若干问题探讨[J].电网技术,2001,25(7):77-79.Mo Junxiong,Wang Zhidong,Xu Yi.Discussions on monitoring network of electric power quality[J].Power System Technology,2001,25(7):77-79(in Chinese).
- [14]王克星,宋政湘,陈德桂,等.基于小波变换的配电网电压暂降的干扰源辨识[J].中国电机工程学报,2003,23(6):29-34.Wang Kexing,Song Zhengxiang,Chen Degui,et al.Interference source identification of voltage sag in distribution system based on wavelet transform[J].Proceedings of the CSEE,2003,23(6):29-34(in Chinese).
- [15]IEEE Distribution Planning Working Group.Radial distribution test feeders[J].IEEE Trans on Power Systems,1991,6(3):975-985.