The Challenge: A medical center uses cooling water for the operation of two centrifugal chillers. The cooling water system includes an inside cold well sump and a three cell evaporative tower with a total cooling capacity of 2,100 tons. The total system water volume is 9,000 gallons. A chemical program was applied to treat the cooling water. However, microbiological control was not consistent. Water in the cold well sump had a

Join for free to read