重载组合货运列车空气制动技术

Air Braking Technology of the Heavy Haul Combined Freight Train

分析重载组合货运列车空气制动存在的问题及要求,介绍国际上重载组合列车使用的ECP系统和LOCOTROL系统;重点阐述采用LOCOTROL系统组合列车的机车制动机均衡风缸开、闭环控制模式特点以及大秦铁路组合重载试验情况。

This paper analyses the problems and requirements of the air brake in the heavy haul combined freight train, introduces the ECP system and LOCOTROL system in the heavy haul combined trains in other countries or districts. The paper mainly illustrates the features of the open and closed-loop control mode about the Equalizing Reservoir （ER） of the locomotive brake system using LOCOTROL system and the heavy haul test of Da-Qin Railway.