电力系统分析工具箱(PSAT)的最新版本2.1.8，并且含有它的中文说明书，可以进行潮流、最优潮流、时域仿真等一系列计算-Power System Analysis Toolbox (PSAT) the latest version 2.1.8, and contains its Chinese manual, the trend can be, optimal power flow, and a series of time-domain simulation calculation