Heat pumps operate by moving heat from lower temperature areas to higher temperature areas. They typically take advantage of an electrically driven compressor and a closed vapor compression cycle.

ATLANTA — ASHRAE and the United Nations Environment Programme (UNEP) have approved a new two-year work plan titled Life Cycle Refrigerant Management (LCRM), reinforcing their long-standing partnership ...

Hydrofluorocarbons (HFCs), which are currently used as refrigerants in air-conditioning (AC) systems, are potent greenhouse gases, with high values of global warming potential (GWP). Although the ...

The advanced refrigeration NGL extraction process can economically achieve deep NGL extraction from most natural gas streams. Using conventional closed-loop mechanical refrigeration combined with an ...