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电网技术  2006 

基于超导储能系统的电网电压快速补偿算法

, PP. 95-98

Keywords: dq变换,单相电压,超导储能(SMES),级联型换流器,滤波,电压补偿

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Abstract:

基于模块化超导储能系统,提出一种电网电压快速补偿算法。当补偿单相电压时,该算法以电网电压的基波为基准得到虚拟的另外两相电压,构成虚拟三相系统,通过dq变换检测凹陷,并与参考信号比较得到谐波和凹陷量。与传统电压控制算法相比,该算法省略了低通滤波环节,简单可靠,避免了补偿单相电压时构造三相系统带来的延时,缩短了系统响应时间。

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