A supermarket refrigeration technician walking into a store will more than likely find a direct expansion (DX) system. Of all the different approaches to commercial refrigeration that have been tried, ...

According to its developer, Vertiv PurgeRite NearZero helps reduce water consumption, wastewater generation and hauling needs ...

Duke Energy is evaluating the use of a point to point digital secondary system to reduce the amount of copper utilized in traditional substation protection designs. Physically large substations with ...

There’s a debate among commercial and industrial hydronic system designers: how best to refine and enhance pumping and system efficiency to precisely match output to load (need). Decades ago, ...

Figure 1 shows a schematic representation of the air-cooled chilled water HVAC unit being studied. The unit consists of 3 loops namely, the chiller (first loop), the secondary fluid loop, and the air ...

There is frequently a great deal of uncertainty and misinformation around heat transfer systems, including their proper use and maintenance, causing dread and anxiety among system operators. This fear ...