美国太平洋联合铁路(Union Pacific)安装了一辆带有辅助取暖装置的车辆,它能在最冷气候时,辅助內燃机车供给22辆圆顶旅客列车足够的热量。 该车是一辆长为26米的乘务休息车,编掛在列车尾部,用以补充机车上蒸汽锅炉之不足。目前,该车共有五辆,配合“洛杉磯城”(City of Los Angeles)列车使用。 在车辆內行李间的一端,装有一个瓦伯尔(Vapor)OK—4740型蒸汽锅炉,重1810 Union Pacific installed a vehicle with ancillary heating that assists a diesel locomotive in supplying enough heat to 22 dome-shaped passenger trains in the coldest climate. The car is a 26-meter long crew rest car, braided hanging in the train tail, to supplement the lack of steam boilers on the locomotive. Currently, there are five cars for use with the “City of Los Angeles” train. At the end of the baggage compartment in the vehicle is a Vapor OK-4740 steam boiler with a weight of 1810