单相锁相环simulink仿真，用于并网逆变等，大部分不是自带模型，根据相关资料和离散方程搭建，比较实用。基于matlab2014b-Single-phase locked loop simulink simulation for grid-connected inverter, etc., most are not built model, according to the relevant data structures and discrete equations, more practical. Based matlab2014b