铁路运输设备。罐车。蒸汽加热系统。蒸汽进口。
Railway transport equipment. tank wagons. steam heating systems. steam inlet.
本文通过对某碱厂蒸汽加热系统的能量消耗进行全局的综合能量平衡分析，指出其存在的问题和节能降耗改造的措施。
This paper points out problems on energy consumption and gives some measures on energy conservation, which result from energy balance analysis of steam heat exchange system of an alkali factory.
如果排气系统处于真空下，必须在打开排气阀后，逐渐引蒸汽来加热壳体。
If the exhaust system is under a vacuum, the casing must be warmed by gradually introducing the steam, after opening the exhaust valve.
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