02-19: Network Analysis Helps Increase Cooling System CapacityA planned refinery expansion required 1500 GPM of additional cooling water. The refinery has undergone several expansions in the past where either the capacity of existing units increased or new processing units were added. The original cooling water system was straining to meet the increasing demands placed on it. Further the pressure loss in the piping had increased over time due to settlement of dirt and scaling. While the cooling tower had