模型由一系列部件模型组成，包括压缩机、经济器、膨胀阀、壳管式冷凝器以及满液式蒸发器。
The model includes sub models for key components, such as non economized compressor, economized compressor, economizer, expansion valve, shell and tube condenser, and flooded evaporator.
采用SQG系列清管机消除一段分解加热器列管中垢层，收到了意想不到的效果，具有显著的经济效益和社会效益。
The use of series SQG tube cleaners for the removal of scale in tube array of heater for first stage decomposition gives unexpected results, with remarkable economic and social benefits.
介绍一例：利用管式蒸汽冷却器将背压机排汽加热凝汽机给水，从而提高机组热经济性。
Here an example is: heating the feedwater of condensing turbine by exhaust steam of a back pressure turbine (through tubular steam cooler) to raise the set's heat economy.
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