Master-Bilt has announced patent approval for its reverse-cycle process. The proprietary technology involves a reverse-cycle valve that is added to the condensing unit which reverses the direction of ...

In my column in the June 6 issue of The NEWS, I discussed the problem of frozen evaporator coils in walk-in freezers and specifically focused on defrost cycle termination. In this column, I want to ...

UK-based researchers have developed a novel method to estimate the amount of defrost cycles a heat pump will experience in the winter and how much energy it would require to implement the cycles. The ...