Industrial uses of refrigeration

The widest application of the refrigeration process is to provide cooling for air-conditioning. The majority of this is for personal comfort in hot climates or where heat is given off in enclosed spaces. There is an additional demand for industrial manufacturing processes where precise conditions of temperature, humidity and cleanliness are necessary. 

The physical principles of air-conditioning, its methods of application and the suitable apparatus are the subject of Chapters 23-28. 

The use of chilled water or a non-freeze solution for heat transfer is now replacing many applications where direct expansion of refrigerant has been used in the past. The method gives the advantage of using packaged liquid chillers. 

Uses in the dairy and beverage and other food industries have already been mentioned in previous pages. Other uses are  

Cooling of butcheries and meat-slicing rooms, with brine coils 

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