HVAC Test 1 Latest Update Graded A+

HVAC Test 1 Latest Update Graded A+ Absorption A refrigeration cycle where input energy is heat Adiabatic without gain or loss of heat Air Conditioning controlling air temperature humidity and quality Air Cooled Condenser a heat exchanger that transfers building heat to outdoor air Air Handler air moving equipment that can change air temperature humidity and quality BTU British thermal unit. 1 BTU will increase the temperature of 1 lb of water 1 degree F BTUH Rate of heat flow. BTU per hour C the tendency to conduct heat for a standard thickness of material CFM Cubic feet per minute Chiller a heat exchanger where an evaporating refrigerant chills water Chill Water water about 45 F use in a heat exchanger to cool and dehumidify an air stream Coil a heat exchanger Condensation Change of state from vapor to liquid; heat is released Constant Volume HVAC equipment that controls room temperature by controlling the temperature of conditioning air Cooling Tower a heat exchanger that transfers building heat to outdoor air by evaporating water COP coefficient of performance Deck A heat exchanger Dehumidify Remove moisture Dry Bulb Temperature temperature indicated by a standard thermometer DX Direct expansion EA Exhaust air Economizer cooling with outdoor air Emissivity tendency of a surface to radiate heat Enthalpy sum of sensible and latent heat of a substance Entropy Tendency toward