Hansen is a licensed professional engineer at KJWW Engineering. He is a member of ASHRAE and has been involved in the Wisconsin Energy Con-servation Code Council. He has served as project manager and mechanical engineer on many commercial, health care, and higher education projects. Email him at hansenpp@KJWW.com.
Whether your system uses boiler steam or another method, the authors walk you through the pros and cons of various sytems, the evolving standard landscape regarding those corrosion-fighting amines, and some energy reduction ideas.
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.