Any a main air bottle pressure is 0 MPa. Emergency air bottle pressure is also 0 MPa as well as starting art pipe of M/G.
任一主空气瓶内压力为0。应急空气瓶内压力为0。主机起动空气管内压力为0。
2
Starting from the reason of condensated water inside the locomotive airpipe system, it is put forward the frost-resisting measurements of the cooling pipe in front of the drier.
从机车空气管路系统中的凝结水产生原因入手，提出了干燥器前冷却管路冻结的防治措施；
3
Ventilation of starting rotation device ventilation pipe is from Axial flow of swirl hole inner surface takes air leads to vacuum cavity, model existence of scale effect.