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网侧谐波含量是交流传动电力机车或动车组的重要性能指标之一。文章首先介绍串联电抗器、LCL滤波器、RC滤波器和RLC滤波器等4种车载无源滤波器的原理和应用;其次说明车载有源滤波器的基本原理和控制方法;还对多重化策略、特定谐波消除调制、电力电子变压器等网侧变流新技术进行研究和分析;最后总结交流传动列车谐波性能优化方法的优缺点,并指明应用前景。
Harmonic content on the network side is one of the important performance indicators of AC drive electric locomotive or EMU. The article first introduces the principle and application of four kinds of automotive passive filters such as series reactor, LCL filter, RC filter and RLC filter. Secondly, it explains the basic principle and control method of automotive active filter. , The specific harmonic elimination modulation, power electronic transformers and other network side of the converter technology research and analysis; Finally, summarize the advantages and disadvantages of the AC drive train harmonic performance optimization methods, and indicate the application prospects.