中文摘要：

概述了目前国内各种高速列车动车组及其列车网络控制系统；介绍了各列车网络控制系统遵循的电磁兼容性标准；针对某一网络控制系统，分析了其主控电路、电源和接地、电缆等方面的电磁兼容性问题；最后，解决了某一实际高速列车车载电磁干扰问题．

英文摘要：

The art of state of all China Railway High-speed （CRH） Electric Multiple Unit （EMU） and its train network control system is described. Electromagnetic Compatibility standards of the train network control system is introduced. Electromagnetic Compatibility of the main circuit, power and grounding, cable of the CRH2 network control system are analyzed. Finally,one of the CRH2 onboard Electromagnetic Interference problems is solved.