As the heart of a refrigeration system, the compressor is a vapor pump that creates the system’s required pressure differences between the low and high sides of the system. In addition, it raises the ...

This is another in a series of columns addressing advanced basics in the understanding of the refrigeration cycle. In this column and the next (on July 4), we look at components. This column will deal ...

Motors used for refrigeration equipment (including air conditioning systems) are hermetic. When we say “hermetic,” what do we mean? It’s a motor that’s sealed from the outside. In the case of ...

Heating, ventilation and air conditioning (HVAC) is the technology for indoor and automotive ambient comfort. HVAC facilitates in managing the pleasant climate inside the cabin by controlling the ...

Refrigeration can truly be said to be at the heart of a supermarket’s business — not to be trifled with — which makes what Sobeys is doing fairly remarkable. Canada’s second largest food retailer, ...