pwm整流器的建模仿真，主同步信号PSS在时域上的相关仿真，是一种双隐层反向传播神经网络，数学方法是部分子空间法，主要为数据分析和统计，数据模型归一化，模态振动。- Modeling and simulation pwm rectifier PSS primary synchronization signal in the time domain simulation related, Is a two hidden layer back propagation neural network, Mathematics is part of the subspace, Mainly for data analysis and statistics, Normalized data model, modal vibration.