Because ARI Standard 550/590-98 was derived from analysis of a single-chiller system, this has raised concerns about its applicability to multiple-chiller systems. The author maintains that the new standard works with multiple configurations.
The University of Connecticut has set its sights on duplicating its men's basketball success with its ice hockey team. The first challenge was upgrading the one-time outdoor arena into an indoor rink that provides smooth ice and a comfortable environment year around.
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