Real Surface Radiant Surface Emittance in Heat Transfer Formulas

The Real Surface Radiant Surface Emittance is a measure of the efficiency of a surface in emitting thermal radiation compared to an ideal black body at the same temperature. And is denoted by e. Real Surface Radiant Surface Emittance is usually measured using the Watt per Square Meter for Heat Flux Density. Note that the value of Real Surface Radiant Surface Emittance is always negative.

Formulas to find Real Surface Radiant Surface Emittance in Heat Transfer

fxNon Ideal Body Surface EmittanceGo

List of variables in Heat Transfer formulas

fx Emissivity Go

fx Surface Temperature Go

FAQ

What is the Real Surface Radiant Surface Emittance?

The Real Surface Radiant Surface Emittance is a measure of the efficiency of a surface in emitting thermal radiation compared to an ideal black body at the same temperature. Real Surface Radiant Surface Emittance is usually measured using the Watt per Square Meter for Heat Flux Density. Note that the value of Real Surface Radiant Surface Emittance is always negative.

Can the Real Surface Radiant Surface Emittance be negative?

Yes, the Real Surface Radiant Surface Emittance, measured in Heat Flux Density can be negative.

What unit is used to measure Real Surface Radiant Surface Emittance?

Real Surface Radiant Surface Emittance is usually measured using the Watt per Square Meter[W/m²] for Heat Flux Density. Kilowatt per Square Meter[W/m²], Watt per Square Centimeter[W/m²], Watt per Square Inch[W/m²] are the few other units in which Real Surface Radiant Surface Emittance can be measured.

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