徐玉琴;吴颖超;

• 1:华北电力大学电气与电子工程学院

摘要(Abstract)：

风力发电机(wind power generation,WTG)凭借其发电灵活、环境友好等优势被越来越多地接入到配电网中,这给传统配电网的可靠性评估带来了一定影响。充分考虑风力间歇性、随机性的特点,提出了一种利用1a内的统计风速信息,根据WTG的功率特性曲线获得其输出功率,从而得到WTG的多状态模型的方法。在此基础上,采用改进最小割集算法对含WTG的配电网进行可靠性评估。以IEEE-RBTS 6母线系统为例,计算了WTG接入前后可靠性评估的各项指标,验证了WTG在改善电网可靠性方面的作用。

关键词(KeyWords)： 风力发电;配电网;可靠性评估;最小割集算法

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 徐玉琴;吴颖超;

Email:

DOI: 10.13335/j.1000-3673.pst.2011.04.031

参考文献(References)：

• [1]梁有伟,胡志坚,陈允平.分布式发电及其在电力系统中的应用研究综述[J].电网技术,2003,27(12):72-75.Liang Youwei,Hu Zhijian,Chen Yunping.A survey of distributed generation and its application in power system[J].Power System Technology,2003,27(12):72-75(in Chinese).
• [2]Mahmud F F,Abbas R G.An analytical method to consider DG impacts on distribution system reliability[C]//IEEE/PES Transmission and Distribution Conference&Exhibition:Asia and Pacific.Dalian,China:IEEE,2005.
• [3]贺先强,丁坚勇,陈丹.计及分布式发电影响的配电网可靠性评估[J].电气应用,2008,27(3):60-64.He Xianqiang,Ding Jianyong,Chen Dan.Distribution system reliability assessment considering distributed generation impacts[J].Electrotechnical Application,2008,27(3):60-64(in Chinese).
• [4]Yasser M A,Ehab F E.Reliability evaluation for distribution system with renewable distributed generation during islanded mode of operation[J].IEEE Trans on Power Systems,2009,24(2):572-581.
• [5]Ehsani A,Fotuhi M,Abbaspour A,et al.An analytical method for the reliability evaluation of wind energy systems[C]//IEEE TENCON 2005.Melbourne,Australia:IEEE,2005.
• [6]Suchitra G,Jangamshetti S H.Reliability evaluation of wind power in north Karnataka,India-a case study[C]//International Conference on Sustainable Energy Technologies.Singapore:IA/PELS Joint Chapter,IEEE Singapore Section,2008.
• [7]Chowdhury A A,Sudhir K A,Koval K O.Reliability modeling of distributed generation in conventional distribution systems planning and analysis[J].IEEE Trans on Industry Applications,2003,39(5):1493-1498.
• [8]Waltencir S A,Carmen L T B.Reliability evaluation of distribution systems with renewable distributed generation and load variation models[C]//20th International Conference on Electricity Distribution.Prague,Czech Republic:IET,2009.
• [9]Cha S T,Jeon D H,Bae I S.Reliability evaluation of distribution system connected photovoltaic generation considering weather effects[C]//The 8th International Conference on Probabilistic Methods Applied to Power Systems.Ames,US:Iowa State University,2004.
• [10]Qian Xianyi,Zheng Zhongqiao.The study on the distribution of wind and solar energy and the regional power supply systems[C]//Information Engineering and Computer Science.Wuhan,China:Wuhan University,2009.
• [11]张腾,张波.基于概率统计的低压用户供电可靠性评估算法[J].电网技术,2004,28(17):81-84.Zhang Teng,Zhang Bo.Power supply reliability evaluation for consumers in low voltage distribution network on probability statistics[J].Power System Technology,2004,28(17):81-84(in Chinese).
• [12]郭永基.电力系统可靠性原理和应用(下)[M].北京:清华大学出版社,1986:170-172.
• [13]杨文宇,余健明,同向前.基于最小割集的配电系统可靠性评估算法[J].西安理工大学学报,2001,17(4):387-391.Yang Wenyu,Yu Jianming,Tong Xiangqian.Reliability assessment algorithm of power distribution system based on minimal cut sets[J].Journal of Xi’an University of Technology,2001,17(4):387-391(in Chinese).
• [14]易新,陆于平.分布式发电条件下的配电网孤岛划分算法[J].电网技术,2006,30(7):50-54.Yi Xin,Lu Yuping.Islanding algorithm of distribution networks with distributed generators[J].Power System Technology,2006,30(7):50-54(in Chinese).
• [15]刘传铨.计及分布式电源的配电网供电可靠性评估[D].上海:上海交通大学,2008.
• [16]杨琦,张建华,王向峰,等.基于小波–神经网络的风速及风力发电量预测[J].电网技术,2009,33(17):44-48.Yang Qi,Zhang Jianhua,Wang Xiangfeng,et al.Wind speed and generated wind power forecast based on wavelet-neural network[J].Power System Technology,2009,33(17):44-48(in Chinese).
• [17]Rajmani K,Hambarde U K.Islanding and load shedding schemes for captive power plants[J].IEEE Trans on Power Delivery,1999,14(3):805-809.
• [18]Singh C,Kim Y.An efficient technique for reliability analysis of power systems including time dependent sources[J].IEEE Trans on Power Systems,1989,13(1):1090-1096.
• [19]陈云云.考虑分布式发电的配电系统可靠性评估[D].天津:天津大学,2007.
• [20]王守相,王成山.现代配电系统分析[M].北京:高等教育出版社,2007:139-144.