The other heat exchange circuit may be the chilled water loop, in which water serves as the principal Doing work fluid. In This technique, water acts since the secondary refrigerant for water chillers. It is widely used in industrial plants that need a large and continuous supply of cooling water. https://air-handling-unit-ahu-hir59269.thezenweb.com/an-unbiased-view-of-water-cooled-chillers-70329121