主从结构下储能变流器并联运行建模与附加控制Modelling and Additional Control for Parallel Operation of Power Converters in ESS under Master-slave Scheme
朱利锋,吴彬锋,宋恩亮,刘子卓,杨成钢,刘睿
摘要(Abstract):
为提高系统的可靠性,实现储能变流器并联系统容量的灵活配置。本文首先建立了传统主从控制下独立交流微电网的状态空间模型,分析了主要控制与通信参数对系统稳定性的影响。其次,针对负荷扰动过程中从机功率跟踪较慢的问题,提出了一种附加的从机控制策略以增强系统承担负荷扰动的能力;针对交流微电网带负载黑启动的问题,提出了一种主从结构下的黑启动协调控制策略。最后,仿真和实验验证了建模的正确性与所提控制方法的有效性。
关键词(KeyWords): 主从结构;储能变流器;独立交流微电网
基金项目(Foundation):
作者(Author): 朱利锋,吴彬锋,宋恩亮,刘子卓,杨成钢,刘睿
DOI: 10.19635/j.cnki.csu-epsa.000932
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