The U.S. Department of Energy’s Energy Star program offers extensive information, including benchmarking tools at http://126.96.36.199/index.cfm?c=business.bus_index. The site allows users to enter energy consumption information and building data and the program computes the building’s rank and its Energy Star target.
Retrieving every last bit of performance from the system while stopping short of the surge line is no small feat. Dig into sizing, tower selection, chilled water loads and stability, and condenser water management to leave no efficiency stone unturned. Read more in April issue