The Clean Air Act of 1990 and the Montreal Protocol of 1995 spelled the end of CFC-based chillers. Or did it? Today, the reality is that conversion and replacement are slow, and CFC chillers are still chugging along. What happened?
What does 5°F difference in cold water temperature from a cooling tower mean to an operating unit? More than you might think. The author uses field successes and insights to illustrate methods for keeping everything cool.
Incredulity and a lack of understanding have helped e-commerce to remain a virtual unknown in the hvac industry. Meanwhile, millions are earned in other business-to-business online markets each month. What are we waiting for?
Media hype and aggressively competitive energy suppliers can raise unrealistic savings expectations among electricity users. This brief look at the facts about deregulation is a “reality check” for buyers in the emerging energy market.
Leaning on experience and data from various K-12 cities and projects, the author pursues some less conventional design approaches. They may revolve around radiant heating and/or cooling, but depending on school size and other factors, the smart use of heat recovery, DOAS, and improved central plants could also put a project on the HVAC honor roll.