电传动牵引系统辅助滤波器设计

Auxiliary Filter Design for Electric Drive Traction System

简要分析基于电传动轨道车辅助逆变单元谐波产生的机理,根据负载谐波要求,对设置交流滤波器的必要性做以说明,重点阐述交流变压滤波器的参数设计,并且通过仿真对设计参数选择做了确认。仿真及样机试验结果表明,变压滤波器参数选择对消除谐波满足实际应用价值。

This paper briefly analyzes the mechanism of harmonic generation based on auxiliary drive unit of electric drive railcar,explains the necessity of setting AC filter,focuses on the parameter design of AC transformer,and confirms the design parameter selection through simulation.The simulation and experimental results show that the parameter selection of the transformer filter can eliminate the harmonics and meet the practical application value.