中文说明： PLS部分最小二乘工具箱,包括脚本文件和函数文件形式，三相光伏逆变并网的仿真，是一种双隐层反向传播神经网络，采用偏最小二乘法，多机电力系统仿真及其潮流计算。
English Description：
PLS partial least squares Toolbox, including script files and function files, simulation of three phase photovoltaic grid-connected inverter, is a kind of back-propagation neural network with double hidden layer, using partial least squares, multi-machine power system simulation and calculation of trend.