The Dilute acid Tank is filled with a required amount of Dilution water. This water is circulated through the pump and a cooler back to the tank. Metered quantity of concentrated Sulfuric acid is added online to the circulating stream. The heat generated is controlled and removed through the cooler while the addition is being carried out.
At the end of the process, the addition of concentrated Sulfuric acid is stopped and the tank is ready with the required dilute Sulfuric acid.