Heat in Heat Transfer Formulas

Heat is the form of energy that is transferred between systems or objects with different temperatures (flowing from the high-temperature system to the low-temperature system). And is denoted by Q. Heat is usually measured using the Joule for Energy. Note that the value of Heat is always negative.

Formulas to find Heat in Heat Transfer

fxHeat Transfer in Heat Exchanger given Cold Fluid PropertiesGo

fxHeat Transfer in Heat Exchanger given Hot Fluid PropertiesGo

fxHeat Transfer in Heat Exchanger given Overall Heat Transfer CoefficientGo

List of variables in Heat Transfer formulas

fx Mass of Cold Fluid Go

fx Specific Heat Capacity of Cold Fluid Go

fx Inlet Temperature of Cold Fluid Go

fx Outlet Temperature of Cold Fluid Go

fx Mass of Hot Fluid Go

fx Specific Heat Capacity of Hot Fluid Go

fx Inlet Temperature of Hot Fluid Go

fx Outlet Temperature of Hot Fluid Go

fx Overall Heat Transfer Coefficient Go

fx Area of Heat Exchanger Go

fx Log Mean Temperature Difference Go

FAQ

What is the Heat?

Heat is the form of energy that is transferred between systems or objects with different temperatures (flowing from the high-temperature system to the low-temperature system). Heat is usually measured using the Joule for Energy. Note that the value of Heat is always negative.

Can the Heat be negative?

Yes, the Heat, measured in Energy can be negative.

What unit is used to measure Heat?

Heat is usually measured using the Joule[J] for Energy. Kilojoule[J], Gigajoule[J], Megajoule[J] are the few other units in which Heat can be measured.

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