Overall Heat Transfer Coefficient in Air Conditioning Systems Formulas

The Overall Heat Transfer Coefficient is a measure of the overall ability of a series of conductive and convective barriers to transfer heat. And is denoted by U_overall. Overall Heat Transfer Coefficient is usually measured using the Watt per Square Meter per Kelvin for Heat Transfer Coefficient. Note that the value of Overall Heat Transfer Coefficient is always positive.

Air Conditioning Systems formulas that make use of Overall Heat Transfer Coefficient

fxSensible Cooling Load Heat Gain through StructureGo

fxDuct Heat GainGo

FAQ

What is the Overall Heat Transfer Coefficient?

The Overall Heat Transfer Coefficient is a measure of the overall ability of a series of conductive and convective barriers to transfer heat. Overall Heat Transfer Coefficient is usually measured using the Watt per Square Meter per Kelvin for Heat Transfer Coefficient. Note that the value of Overall Heat Transfer Coefficient is always positive.

Can the Overall Heat Transfer Coefficient be negative?

No, the Overall Heat Transfer Coefficient, measured in Heat Transfer Coefficient cannot be negative.

What unit is used to measure Overall Heat Transfer Coefficient?

Overall Heat Transfer Coefficient is usually measured using the Watt per Square Meter per Kelvin[W/m²*K] for Heat Transfer Coefficient. Watt per Square Meter per Celcius[W/m²*K], Joule per Second per Square Meter per Kelvin[W/m²*K], Kilocalorie (IT) per Hour per Square Foot per Celcius[W/m²*K] are the few other units in which Overall Heat Transfer Coefficient can be measured.

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