基于CVaR的灵活综合能源系统随机调度优化模型

被引:21
作者
张萌萌
董军
机构
[1] 华北电力大学
关键词
综合能源系统; 碳排放; 系统灵活性; 系统优化调度;
D O I
10.19705/j.cnki.issn2096-5125.2020.03.011
中图分类号
TM73 [电力系统的调度、管理、通信]; TK01 [能源]; O224 [最优化的数学理论];
学科分类号
070105 [运筹学与控制论]; 080707 [能源环境工程]; 120103 [信息系统与信息管理];
摘要
综合能源系统(integrated energy system,IES)可以满足园区冷、热、电等多种能源互补的需求,实现多能耦合,进一步提升能源的利用效率。但伴随光伏和风电等可再生能源发电设备的广泛接入,其不确定性和间歇性使得综合能源系统供给灵活性降低、运行风险增大,不能有效提升可再生能源的使用效率。以系统运行成本、碳排放惩罚成本最小为目标,分析了冷热电联供对系统运行效率的影响,同时引入模糊C均值-聚类综合质量法(FCM-CCQ)对风电及光伏的出力场景进行聚类分析,运用条件风险价值(conditional value at risk,CVaR)理论对系统运行风险进行控制。通过算例分析表明,综合能源系统传统运行模式、热电解耦运行模式、冷热电解耦运行模式的CO2排放依次降低,且系统灵活性得到较大提高,系统运行的经济性得到提升。
引用
收藏
页码:301 / 309
页数:9
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