A single-phase shunt passive-active filter is used to satisfy the requirements and features of the comprehensive compensation for harmonics and reactive power in electrified railways in this paper.

• 针对电气化铁道谐波、无功的综合治理要求和特点，利用一种单相并联型混合有源电力滤波器，将有源滤波器的输出电压反馈控制，保证了有源滤波器输出的基波电压为零，有效地减少了有源滤波器容量。