合作自适应命令过后退控制电动汽车到UPS-微电网通过虚拟同步发电机
IEEE transactions on cybernetics
|February 15, 2024
概括
本研究介绍了微电网系统中电动汽车 (EV) 电池的自适应控制策略,以解决电荷状态 (SoC) 不一致性. 该方法提高了系统稳定性和控制器性能,用于不间断电源 (UPS) 应用.
科学领域:
- 电气工程 电气工程
- 控制系统 控制系统
- 可再生能源系统可再生能源系统
背景情况:
- 具有多个电动汽车 (EV) 的不间断电源 (UPS) - 微电网系统面临充电状态 (SoC) 一致性问题.
- 这些问题源于差距扩张和控制器和,影响系统可靠性.
研究的目的:
- 为UPS-微电网系统中的多个电动汽车提出一个适应性命令波器滑动模式控制策略.
- 解决SoC的一致性问题,提高系统运行稳定性.
主要方法:
- 开发了一个SoC一致性算法和多个电动汽车的功率分配策略,使用定向图形理论.
- 模拟虚拟同步发电机 (VSG) 通过将同步发电机 (SG) 转子运动方程纳入逆变器控制.
- 在电压控制中实现低通波器 (LFP),以模拟SG激发减弱.
- 设计了一个带有命令过器和滑动模式控制器的后退控制策略.
主要成果:
- 拟议的战略有效地解决了多电动汽车UPS-微电网系统中的SoC一致性问题.
- 控制策略通过减轻角度,频率和输出功率方面的系统错误来证明改进的操作稳定性.
- 模拟验证了UPS-微电网系统的稳定性和拟议的控制方法的有效性.
结论:
- 适应性命令波器滑动模式控制策略为基于多代理EV的UPS微电网中的SoC一致性提供了强大的解决方案.
- 集成VSG原则和先进的控制技术可以提高系统的整体性能和可靠性.
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