论文标题

基于预定时间观察者的电池储能系统的分布式控制

Prespecified-time observer-based distributed control of battery energy storage systems

论文作者

Yang, Wu, Liang, Shu-Ming, Wang, Yan-Wu, Liu, Zhi-Wei

论文摘要

本文研究了电池能量存储系统(BESSS)的充电(SOC)平衡以及具有多个分布式异质电池单元的总充电/放电电源跟踪问题。与基于渐近或有限时间分布的观察者的传统合作控制策略不同,提出了两个分布式预定的时间观察者,以估算平均电池单位状态和平均所需功率,可以预先确定并独立于初始状态或控制参数。最后,给出了两个模拟示例,以验证拟议的控制策略的有效性和优势。

This paper studies the state-of-charge (SoC) balancing and the total charging/discharging power tracking issues for battery energy storage systems (BESSs) with multiple distributed heterogeneous battery units. Different from the traditional cooperative control strategies based on the asymptotical or finite-time distributed observers, two distributed prespecified-time observers are proposed to estimate average battery units state and average desired power, respectively, which can be determined in advance and independent of initial states or control parameters. Finally, two simulation examples are given to verify the effectiveness and superiority of the proposed control strategy.

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