基于各种 FA C T S 装置的稳态模型 ,从理 论上分析 了各种 F A C T S 装置 的潮流控制能力 ,并导出求解潮流控制域 的方法-FA CTS devices based on various steady-state model, theoretically analyzed the trend of various FACTS devices control capabilities, and export control domain method for solving t