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电网技术  2006 

基于网络实时动态等值的自适应TCSC控制器

, PP. 38-43

Keywords: 强跟踪滤波器,最小二乘估计,动态等值,自适应控制,可控串补控制器,电力电子,电力系统

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Abstract:

将强跟踪滤波器和最小二乘估计相结合用于联络线上可控串补(ThyristorControlledSeriesCompensator,TCSC)的控制,建立了一种新的自适应TCSC控制器。该控制器根据TCSC本地测量量由强跟踪滤波器和最小二乘估计对两侧复杂交流网络进行实时动态等值,进而准确获得两侧等值发电机的参数和变量,从而调整控制器以适应两侧交流系统运行点以及系统内结构的变化。仿真分析表明,该自适应TCSC控制器可有效提高电力系统的稳定性,在系统遭受干扰时表现出良好的动态性能。

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