A Day-ahead Economic Dispatch Method Considering Extreme Scenarios Based on Wind Power Uncertainty

查看全文 作　　者：Jian [1]Xu;Bao [2]Wang;Yuanzhang [1]Sun;Qi [3]Xu;Ji [1]Liu;Huiqiu [2]Cao;Haiyan [1]Jiang;Ruobing [4]Lei;Mengjun [1]Shen

机构地区：[1]School of Electrical Engineering and Automation,Wuhan University,Wuhan,430072,China;[2]Guangzhou Power Supply Bureau Co.,Ltd.,Guangzhou,510620,China;[3]Electric Power Research Institute of Guangdong Power Grid Co.,Ltd.,Guangzhou,510080,China;[4]Suzhou Power Supply Bureau Co.,Ltd.,Suzhou,215000,China

出　　处：《CSEE Journal of Power and Energy Systems》索引2019年第5卷第2期,共10页

基　　金：This work was supported in part by the National Key R&D Program of China under Grant 2016YFB0900100;the Hubei Natural Science Foundation of China under Grant 2018CFA080. 摘　　要：As the intermittency of wind power is a growing concern in the day-ahead economic dispatch,this paper proposes a day-ahead economic dispatch method considering extreme scenarios of wind power by using an uncertainty set.The uncertainty set inspired by robust optimization is used to describe wind power intermittency in this paper.Four extreme scenarios based on the uncertainty set are formulated to represent the worst cases of wind power fluctuation.An economic dispatch method considering the costs of both load shedding and wind curtailment is proposed.The economic dispatch model can be easily solved by a quadratic programming method owing to the introduction of four extreme scenarios and the uncertainty set of wind power.Simulation is done using the IEEE 30-bus system and the results verify the effectiveness of the proposed method. 关键词：Economic dispatch extreme scenarios uncertainty set wind power

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A Day-ahead Economic Dispatch Method Considering Extreme Scenarios Based on Wind Power Uncertainty

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