光发电系统的复合电力系统可靠性评估.pdfVIP

学兔兔 第51卷 第l9期 电测与仪表 V01．51 N0．19 2014年 1O月10日 Electrical Measurement＆ Instrumentation Oct．10。2014 含风／光发电系统的复合电力系统可靠性评估 李昂 ，韩冬 ，韩学军 ，罗珊 ‘ (1．东北电力大学 电气工程学院，吉林 吉林132012；2 吉林供电公司吉林 吉林132000) 摘要：为了保证电力系统安全稳定的运行，需对电力系统进行可靠性评估。针对风电场和光伏电场接人电力系 统后对电力系统可靠性的影响，提出了风电场及光伏电场的多态分析模型。建立了可再生能源发电系统的可 靠性模型，并将元件故障率及可再生能源的不确定性都考虑在内。采用状态枚举法和条件概率建立了电力系 统的概率模型。利用模糊c一均值聚类算法对状态模型进行分析。对加入风电与光伏发电的RBTS和IEEE— RTS测试系统进行可靠性评估，计算得到不同的可靠性指标。实验结果充分证实了所提出方法的简单性与准 确性。 关键词：可靠性评估；风电；光伏发电；状态模型 中图分类号：TM615 文献标识码：B 文章编号：1001—1390(2014)19—0110—06 Reliability Evaluation of the Composite Power System Containing Wind and Solar Generation LI Ang ，HAN Dong ，HAN Xue—jun ，LUO Shan (1．Northeast Dianli University of Electrical Engineering，Jilin 132012，Jilin，China． 2．Jilin Gongdian Company，Jitin 1 32000，Jilin，China) Abstract：It is necessary to evaluate the reliability of the power system for the power system operation salty and stabil— ity．The influence of the wind farms and PV farms on the reliability of the power system has been studied．The muhi— state models of the wind farms and PV farms are proposed in this paper．Reliability models of the renewable—based u— nits are developed as wel1．In these models，both component failure rates and uncertainty nature of renewable resources are taken into account．The state enumeration method and the conditional probability have been adopted to build the probabilistic model of the power system．The fuzzy C—means clustering algorithm have been used to analyze the state models．The reliability evaluation of RBTS and IEEE—-RTS with wind and solar generation has been implemen—