双温制冷装置的节能循环研究

STUDY ON ENERGY SAINGS OF TWO-EVAPORATOR REFRIGERATION UNITS

双温制冷装置的节能循环研究刘咸定（西安建筑科技大学环工系西安７１００５５）林燧，王振义，曾昭曙（ＣｏｎｃｏｒｄｉａＵｎｉｖｅｒｓｉｔｙ，Ｃａｎａｄａ）关键词冷冻冷藏箱，节能，替代制冷剂１引言Ｒ１２是应用最广泛的制冷工质，由于对臭氧层有破坏作用，即将淘...

In this paper certain new two-temperature evaporating refrigeration cycles are proposed.Theoretical analysis indicates that they can reduce energy consumption of two-evaporator refrigeration units,due to the reduction of exergy of high-temperature evaporator.