After years as a commonplace solution across the Atlantic, variable refrigerant flow systems are starting to establish their presence and value, in North America. After a quick primer on the thinking behind the technology, one firm shares their experiences and lessons so far in working with VRF.
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.