SEARCH Articles Figures Tables Air conditioning and heating systems American Society of Heating Refrigerating, and Air Conditioning American Society of Heating Refrigeration, and Air-Conditioning Engineers American Society of Heating, Refrigerating, and Air-conditioning Engineers American Society of Heating, Refrigerating, and Air-conditioning Engineers ASHRAE) American Society of Heating, Refrigeration, and Air Conditioning Compressing and Heating the Liquid to Reach Supercritical Operating Conditions HVAC (Heating, Ventilation, and Air Conditioning) System Heat Transfer. The Equation and Boundary Conditions Heating and cooling with different boundary conditions Heating, ventilating, and air conditioning Heating, ventilating, and air conditioning system Heating, ventilation and air conditioning Heating, ventilation and air conditioning HVAC) Heating, ventilation and air conditioning system