基于模糊自抗扰的光储预同步虚拟同步发电机并网策略

李涛, 张春, 胡添诚

Pre-Synchronization Virtual Synchronous Generator Grid-Connection Strategy Based on Fuzzy Active Disturbance Rejection for Photovoltaic Storage

Tao LI, Chun ZHANG, Tiancheng HU

表3 3种算法仿真结果比较

Tab. 3 Comparison of simulation results for three algorithms

参数 常规VSG LADRC 模糊LADRC 并网时间/s 0.437 0.407 0.403 频率振荡最大范围/Hz 1.029 0 1.041 5 0.995 8 并网时电流平均峰值/A 56.942 5 44.938 1 39.213 4 离网功率波动峰值/W 80 478.5 80 402.7 80 237.7