主同步信号PSS在时域上的相关仿真，用蒙特卡洛模拟的方法计算美式期权的价格以及基本描述,多机电力系统仿真及其潮流计算。- PSS primary synchronization signal in the time domain simulation related, Monte Carlo simulation method of calculating the American option price and basic descr iption, Multi-machine power