Convective Heat Transfer Coefficient Equation. Mass of the system m 5 kg. Generally is not known and needs to be found and it is customary to calculate the heat transfer using.
Convection heat transfer coefficient.
Where is the heat transferred per unit time a is the area of the object h is the heat transfer coefficient t is the objects surface temperature t f is the fluid temperature and b is a scaling exponent. In this regard the local heat transfer coefficient is considered to vary within a power law function of temperature. In this study by using the finite volume method the heat transfer in a convective straight fin with temperature dependent thermal properties and an internal heat generation under multi boiling heat transfer modes are analyzed. 1 w m 2 k 085984 kcal h m 2 c 01761 btu ft 2 h f 1 kcal h m 2 c 1163 w m 2 k 0205 btu ft 2 h f btuhr ft 2 f 5678 w m 2 k 4882 kcal h m 2 c.