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.
There is a lot of buzz these days about desiccant dehumidification systems: Where should they be applied? How should they be specified and designed? In the first of two parts, the author finds that after talking with the experts, the answers to such questions can still be a little murky.
Many engineers tend to avoid or delegate the nitty gritty of a ground source heat pump system, from soil moisture effects to building system (im) balance. It's time for designers to get in the loop. Learn more about Grounded In Reality in the December issue. Other topics in the December issue include health care HVAC, Boilders, check out the Back2Basics, and more.