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电网技术  2011 

SVC与发电机励磁的逆推Terminal滑模协调控制

, PP. 108-111

Keywords: 静止无功补偿器,Terminal滑模控制,逆推法

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Abstract:

设计了一种静止无功补偿器(SVC)与发电机励磁的逆推Terminal滑模协调控制器。采用逆推法逐步构造李亚普洛夫函数,不确定参数用自适应律替换,最后一步加入Terminal滑模面,使相关变量能够在有限时间内收敛到零。设计结果保证了控制系统的李亚普洛夫稳定性。整个设计过程没有任何线性化处理,因而控制器充分利用了系统的非线性特性。针对单机无穷大系统的仿真结果表明,所设计的逆推Terminal滑模协调稳定控制器能够快速阻尼功率振荡,有效提高电力系统的暂态稳定性,并维持机端电压的恒定。

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