接触网作业车起动困难原因分析及防控要点  

Causes analysis and key points of prevention and control of difficulty in starting catenaryworking car

作　　者：王锴 WANG Kai(Guangzhou Railway Track Equipment Co.,Ltd.,Guangzhou 510800,China)

机构地区：[1]广州铁路轨道装备有限公司,广东广州510800

出　　处：《铁道机车与动车》2023年第7期43-45,I0002,共4页Railway Locomotive and Motor Car

摘　　要：通过分析JW-4G型接触网作业车发动机工作原理,结合现场故障排查情况和经验判断,明确了控制系统、燃油系统对发动机起动造成的影响,理顺了JW-4G型接触网作业车发动机起动困难故障查找思路,找准了故障原因,并提出了发动机起动困难的防控要点。By analyzing the working principle of the engine in the JW-4G catenary working car and combining with on-site troubleshooting and experience judgment,we clarified the impact of the control system and fuel system on engine starting,got our idea into shape for finding engine starting difficulties in the JW-4G catenary working car,found out the fault cause,and proposed key points of prevention and control for engine starting difficulties.

关 键 词：接触网作业车 起动困难 故障查找 防控要点 

分 类 号：U267.9[机械工程—车辆工程]