When an industry leading soft drink beverage distributor needed to expand its distribution center, their facility manager and mechanical engineers reviewed heating and ventilating options and made an interesting decision.
Understand the differences that can exist among various options so you can avoid a design that inadvertently paints the owner (and yourself) into a corner.
This is the second half of a two-part article discussing principles and application of the AC induction motors that provide motive power for most of the equipment HVACR engineers specify.
Many moons ago, I had the pleasure of interviewing Emmylou Harris for a music magazine. It was midsummer then, too, and the conversation wandered beyond music.<>
When I first started in the HVAC industry working in a design consulting engineering firm, I came to accept that the HVAC sequence of operation and its associated contract specification, Automatic Temperature Controls (ATC), were provided by an ATC sales engineer.
The commissioning professional should facilitate at least one design phase meeting with representatives of the O&M trainees, preferably including some future trainees themselves.