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COP - Cooling

Coefficient of performance for cooling: useful evaporator duty divided by compressor work. The headline refrigeration efficiency number.

Refrigeration
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Formula, assumptions, and limits

COPcool=QevapWcomp\text{COP}_\text{cool} = \frac{Q_\text{evap}}{W_\text{comp}}
SymbolMeaningUnit
QevapQ_\text{evap}Heat absorbed at evaporatorkW
WcompW_\text{comp}Compressor shaft powerkW
COPCOPCoefficient of performance

Source: ASHRAE Handbook - Refrigeration

In short

Coefficient of performance for cooling: useful evaporator duty divided by compressor work.

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