引用本文: | 杨晓东,陈宇,张有兵,等.考虑交互功率与可再生能源功率波动的微电网调度优化模型[J].电力系统保护与控制,2016,44(23):30-38.[点击复制] |
YANG Xiaodong,CHEN Yu,ZHANG Youbing,et al.Scheduling optimization model for microgrid considering interactive power and renewable energy output fluctuation[J].Power System Protection and Control,2016,44(23):30-38[点击复制] |
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考虑交互功率与可再生能源功率波动的微电网调度优化模型 |
杨晓东,陈宇,张有兵,陈春成,马鑫军,戚军 |
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(浙江工业大学信息工程学院,浙江 杭州 310014) |
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摘要: |
电动汽车的发展普及与V2G (Vehicle to Grid)思想的提出,对微电网系统的经济、安全运行带来了新的挑战,如何合理调度电动汽车有序充放电,促进微电网的经济、平稳运行成为当下的研究热点。针对含电动汽车的风光储并网型微电网环境,构建了最小化微电网与外部电网交互功率和平抑可再生能源功率波动的多目标调度优化模型。通过对某商业区域微电网运行算例的仿真求解,从微电网运行经济效益、日交互电量以及出力功率平均变化量等方面验证了所建模型的合理性和正确性。算例结果表明,以微电网为平台集成利用具有一定出行规律的电动汽车与可再生能源是一种理想的协同利用模式,既可以提高微电网运行的经济效益,又能有效改善微电网的交互功率和出力波动。 |
关键词: 并网型微电网 电动汽车 交互功率 可再生能源功率波动 调度优化 出力调整 |
DOI:10.7667/PSPC152166 |
投稿时间:2015-12-12修订日期:2016-03-08 |
基金项目:国家自然科学基金资助项目(51407160);浙江省自然科学基金资助项目(LY16E070005) |
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Scheduling optimization model for microgrid considering interactive power and renewable energy output fluctuation |
YANG Xiaodong,CHEN Yu,ZHANG Youbing,CHEN Chuncheng,MA Xinjun,QI Jun |
(College of Information Engineering, Zhejiang University of Technology, Hangzhou 310014, China) |
Abstract: |
With the popularization and application of electric vehicles (EVs) and the presentation of vehicle-to-grid (V2G), the charging load has a great influence on the security and economy of the microgrid operation. On this basis, how to make reasonable control strategy for plug-in EVs and ensure the safety operation of microgrid becomes a problem to be solved. Based on the wind-solar-battery grid-connected microgrid with EVs, a multi-objective optimization model is proposed to minimize the interactive power between microgrid and the main power grid and balance the fluctuation of wind-solar power output. Taking a microgrid in a certain commercial area as an example, the reasonability and the validity of the proposed optimization model is verified in several key aspects of microgrid, such as the economic operation, daily interactive energy and average variation of the output. Simulation results show that the integration of EVs with regular patterns and renewable energy resources in the microgrid environment, which can not only realize the economic operation but also improve the interactive power and output fluctuation, is an ideal coordinated mode. This work is supported by National Natural Science Foundation of China (No. 51407160) and Natural Science Foundation of Zhejiang Province (No. LY16E070005). |
Key words: grid-connected microgrid electric vehicles (EVs) interactive power power fluctuation of the renewable energy scheduling optimization output adjustment |
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