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概述了电力牵引谐波问题现状 ,介绍了采用有源滤波器解决牵引网谐波干扰的几种方案。针对各个方案的特点 ,优选出一种较适合电力牵引用的有源滤波器方案。
The status quo of power traction harmonics is summarized, and several schemes to solve the harmonic interference of traction network by using active filters are introduced. Aiming at the characteristics of each scheme, an active filter scheme is proposed which is more suitable for electric traction.