Blatt is an energy utilization consultant based in Mountain View, CA, and has over 30 years experience in commercial building energy efficiency research. His consulting projects have included research on advanced space heating and cooling technology for the DOE, California Energy Commission, and the Electric Power Research Institute. He is an ASHRAE fellow and is active on several ASHRAE Technical Committees.
What was a primarily residential technology is ready for larger commercial settings. What was primarily embraced overseas is building momentum in the U.S. This update traces VRF progress, examines some strengths and weaknesses, and spans the globe in an effort to compile some cost comparisons with other alternatives.
A few circumstances in a data center make it ripe for a CHP design to boost efficiency. Let’s get into the options within both relevant chiller types, why payback may be shorter than expected, and the assorted potential benefits from lower costs to higher reliability. Some tips from an array of manufacturers’ reps round out this useful investigation.