The cycle has now been "reversed" in an efficient machine for cooling things to very low temperatures In 1816 Robert Stirling invented an engine that operated by heating and cooling air in a ...

As A2Ls become more popular, students and technicians need to be trained on how to handle these mildly flammable refrigerants ...

What's in a name? The ESCO Institute's Clifton Beck questions what can be technically classified as a heat pump.

The Compression-Absorption Cascade Refrigeration Cycle (CACRC) system, merging Vapor-Compression Refrigeration (VCR) with Absorption Refrigeration Cycle (ARC), presents a promising answer to the ...

The cooling power of the metal hydride refrigeration system is based on the temperature- and pressure ... cooling power generation in two half cycles. In the first half cycle, the hydrogen is fed from ...

KIER's new technology relies on something called the "reverse-Brayton cycle," which uses air to compress a gas into a low-temperature gas. "Due to environmental regulations, refrigeration systems ...