上海交通大学学报 ›› 2024, Vol. 58 ›› Issue (6): 836-845.doi: 10.16183/j.cnki.jsjtu.2022.487
收稿日期:
2022-12-02
修回日期:
2023-02-22
接受日期:
2023-04-06
出版日期:
2024-06-28
发布日期:
2024-07-05
通讯作者:
张浩杰,硕士生;E-mail: 作者简介:
米阳(1976-),教授,博士生导师,从事微网控制、电力系统稳定与控制等研究.
基金资助:
MI Yang, ZHANG Haojie(), QIAN Yiming, XING Haijun, GONG Jinxia, SUN Gaiping
Received:
2022-12-02
Revised:
2023-02-22
Accepted:
2023-04-06
Online:
2024-06-28
Published:
2024-07-05
摘要:
针对线路阻抗不匹配及母线电压不一致时,下垂控制无法同时实现母线电压稳定及储能间功率精确分配的问题,提出一种基于扩散算法的无下垂分布式储能控制策略.首先,将扩散算法应用于直流微电网的分布式估计中获取全局平均量,同时将电压额定值与平均电压的差值作为补偿项,用于恢复母线电压偏差.为了实现不同额定容量及不同荷电状态(SOC)的储能间功率精确分配,设计储能的标准功率并将其与平均标准功率的差值作为补偿项,用于储能间SOC的均衡.最后,利用RT-LAB平台搭建模型,分别验证4种不同工作模式下所设计控制策略的有效性.实验结果表明,所提控制策略可实现孤岛直流微电网母线电压恢复及储能功率的精确分配.
中图分类号:
米阳, 张浩杰, 钱翌明, 邢海军, 龚锦霞, 孙改平. 基于扩散算法的无下垂分布式储能控制[J]. 上海交通大学学报, 2024, 58(6): 836-845.
MI Yang, ZHANG Haojie, QIAN Yiming, XING Haijun, GONG Jinxia, SUN Gaiping. Droop-Free Distributed Energy Storage Control Based on Diffusion Algorithm[J]. Journal of Shanghai Jiao Tong University, 2024, 58(6): 836-845.
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