VSG)的频率支撑型线性自抗扰(VSGwithfrequencysupportlinearactivedisturbancerejection control
VSG-FSLADRC)构网方案。首先,通过锁频扩张状态观测器与模型前馈控制律的联合设计,构建了频率支撑环节以实现系统输入功率的精准控制以及支撑频率的快速锁定;然后,利用频域分析方法对系统的扰动抑制动态与前馈特性进行研究,建立了关键参数与性能表现的映射关系,提出了完整的参数整定规则;最后,在包含光伏发电模块和车储模块的低压有源配电网仿真平台上,将所提VSG-FSLADRC方案与典型的比例-积分型虚拟同步机方案(VSG with proportional-integral control
VSG-PI)、带参考前馈的改进型虚拟同步机方案(VSG with reference feedforward proportional-integral control
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