考虑周期损耗的储能-火电联合调频策略Energy Storage-thermal Power Joint Frequency Regulation Strategy Considering Cycle Loss
于会群,靳东辉,彭道刚,王雷,戚明鑫,林涛
摘要(Abstract):
针对储能参与电网调频,本文提出了一种考虑周期损耗的储能-火电联合调频策略。该调频策略分为两层,在上层结合预测波动数据,以储能和火电的调频损耗最小为目标,确定对应时间段内功率经济运行的参考值,并下发给下层;下层结合电网运行参数和储能荷电状态等数据,实现对自动发电控制指令在系统间的最优比例分配。通过改进差分进化算法对模型进行求解,结果表明,所提调频策略可以在兼顾系统经济性和储能状态下,实现对系统频率的有效调节。
关键词(KeyWords): 调频;储能系统;自动发电控制;周期损耗;差分进化算法
基金项目(Foundation): 国家自然科学基金重大研究计划培育项目(92067105)
作者(Author): 于会群,靳东辉,彭道刚,王雷,戚明鑫,林涛
DOI: 10.19635/j.cnki.csu-epsa.000946
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