接触网作业车柴油发动机冬季启动困难的原因分析及对策

Cause Analysis and Countermeasures Catenary Operation Truck Diesel Engine Difficult Winter Start

接触网作业车采用的动力设备基本为重庆康明斯发动机有限公司生产的NTC-290系列发动机,但由于柴油发动机冬季启动困难,给冬季铁路接触网检修、抢修作业带来了一定的困难。通过对柴油发动机冬季启动困难的原因分析以及多年的实践,我们提供了一些能够保证柴油发动机冬季正常启动的措施,从而保证了接触网作业车作业能够正常的启动抢险和检修。

The power equipment used in antenary operating vehicle is always supplied by Chongqing Cummins Engine Co., Ltd., But it brings difficulties for catenary maintenance and repair because the diesel engine is difficult to start in winter. Through the analysis for the difficulty for starting diesel engine and the years of practice, we provide some measures to ensure the normal starting of diesel engines in winter, thus ensuring the normal antenary operation vehicle can repai and overhaul.