浙江电力

2025, v.44;No.352(08) 34-43

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基于IDBO算法的电动汽车有序充放电控制策略
A control strategy for orderly charging and discharging of electric vehicles based on IDBO

刘贵宇,周霞,戴剑丰,解相朋
LIU Guiyu,ZHOU Xia,DAI Jianfeng,XIE Xiangpeng

摘要(Abstract):

规模化电动汽车无序充电行为将会带来用电量激增、负荷峰谷差变大等问题。分时电价策略一定程度上可以降低峰谷差,但是会产生新的负荷高峰。针对上述问题,提出了基于IDBO(改进蜣螂优化)算法的电动汽车有序充放电控制策略。首先基于马尔科夫链计算电动汽车充放电能力;然后构建电动汽车有序充放电双层优化调度模型,上层模型以电网运行安全风险最小为目标函数,下层模型以电动汽车综合充电成本最小为目标函数,最后通过IDBO算法对模型进行求解。以IEEE 33节点配电网为例,将该方法与无序充放电以及传统分时电价进行对比,验证了V2G调度策略可以大幅缓解分时电价产生新的负荷高峰问题,有效降低电网峰谷差、车主充电成本以及电池损耗。
The disorderly charging behavior of large-scale electric vehicles can lead to challenges such as a surge in electricity consumption and an increased peak-valley difference. Time-of-use pricing strategies can reduce the peakvalley difference to some extent, but they may create new load peaks. To address these problems, a control strategy for orderly charging and discharging of electric vehicles(EVs) based on the improved dung beetle optimization(IDBO) is proposed. Firstly, the charging and discharging capacity of EVs is calculated using a Markov chain. Then, a two-level optimal scheduling model for orderly charging and discharging of EVs is developed. The upperlevel model aims to minimize the safety risks in grid operation, while the lower-level model minimizes the comprehensive charging costs of EVs. The model is solved using IDBO. Using the IEEE 33-node distribution network as an example, the proposed method is compared with disorderly charging method and traditional time-of-use pricing method. The results demonstrate that the vehicle-to-grid(V2G) scheduling strategy can significantly mitigate new peak load issues caused by time-of-use pricing, effectively decreasing the grid's peak-valley difference, the charging costs for vehicle owners, and battery loss.

关键词(KeyWords): 蜣螂优化算法;电动汽车;V2G技术;有序充放电
DBO;EV;V2G technology;orderly charging and discharging

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(52377085)

作者(Author): 刘贵宇,周霞,戴剑丰,解相朋
LIU Guiyu,ZHOU Xia,DAI Jianfeng,XIE Xiangpeng

DOI: 10.19585/j.zjdl.202508004

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