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7 Cards in this Set

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Reciever

Liquid storage for different seasons


Keep liquid to maintain head pressure

De-superheating

Cooling the vapour from the heat of compression before it gets to the condenser

Latent heat

The heat required for a change of state to occur. in water 144 btu/lb from solid to liquid, and 970btu/lb for liquid to vapour

Compression ratio

Absolute discharge pressure


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Absolute suction pressure

Boyles law

A decrease in volume at a constant temperature results in a higher pressure of that gas

Btu

Amount of heat required to raise 1lb of water 1 F*

Low side pressure

Pressure on the low side of the system. Saturation pressure from the evaporator