基于DSP的铁路客车辅助电源系统

Design of Railway Auxiliary Power Supply Based on DSP

介绍了以TMS320F2407DSP为控制核心的铁路客车辅助电源系统的设计。设计采用了先进的SVPWM控制策略,借助于TMS320F2407DSP芯片强大的控制功能,运用实时算法,增强了整个系统的快速反应能力,提高了客车辅助电源系统的安全性和可靠性。简要地介绍了辅助电源系统的组成以及DC/DC模块和DC/AC模块主电路的结构和工作原理,详细介绍了系统的控制思想并介绍了软件编程的流程图。结合在运用中遇到的实际问题,介绍了改进的方法和效果。

The design of a railway auxiliary power supply using TMS320F240DSP as the controller is introduced. By the advanced strategy SVPWM, the strong control ability of the controller and using real time arithmetic, the response ability of the whole system are improved. At the same time the security and reliability of the system are improved. The construction of the auxiliary power supply system and the principle of the main circuit diagram of DC/DC module and DC/AC module are introduced. It is also introduced the control idea of the system and the flow diagram of software in detail. According to the problem met in application the way of improvement and effect are introduced.