Johnson is an engineer in the Systems and Controls Group with EYP Mission Critical facilities and has a B.S. in Mechanical Engineering Technology from Rochester Institute of Technology with over 9 years of experience. His expertise encompasses (BMS) design for mission critical facilities, building load calculations, and HVAC system design for commercial buildings.
Data centers are expensive propositions, so incorporating some free cooling is financially attractive as well as green. However, reaching the real savings involves more than just incorporating economizers. You need the controls to execute an overall sequence of operation that handles the transitions in chilled water plant performance, too.
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.