内燃动车组牵引变流器设计及控制策略研究

Design and control solution of traction converter for DMUs

针对非电气化铁路线路,内燃动车组的适应性和舒适性特点使其具有广阔的发展空间。文章从主电路设计、工作原理、硬件结构等方面介绍内燃动车组牵引逆变器的设计方案,通过采用现代电气传动控制,结合特有控制器架构,实现对列车电机的牵引控制。最后,通过仿真与装车实验验证该设计方案的有效性。

For non-electrified railway lines,the adaptability and riding comfort characteristics of DMUs make it have broad development space.This paper introduces the design scheme of traction inverter for DMUs from the aspects of main circuit design,working principle and hardware structure.By using modern electric drive control and taking into consideration of unique controller architecture,the traction control of train motors is realized.Finally,the effectiveness of the design solution is verifi ed by simulation and loading tests.