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Overall heat transfer coefficient given convection coefficient Formula

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Overall heat transfer coefficient is the overall convective heat transfer between a fluid medium (a fluid) and the surface (wall) flowed over by the fluid. Check FAQs

U overall = \frac{h ia \cdot hie}{h ia + hie}

U_overall - Overall Heat Transfer Coefficient?h_ia - Convection coefficient based on inside area?hie - Effective Convection Coefficient on inside?

Overall heat transfer coefficient given convection coefficient Example

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Here is how the Overall heat transfer coefficient given convection coefficient equation looks like with Values.

Here is how the Overall heat transfer coefficient given convection coefficient equation looks like with Units.

Here is how the Overall heat transfer coefficient given convection coefficient equation looks like.

1.8667 = \frac{2 \cdot 28}{2 + 28}

1.8667W/m²*K = \frac{2W/m²*K \cdot 28W/m²*K}{2W/m²*K + 28W/m²*K}

1.8667 = \frac{2 \cdot 28}{2 + 28}

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Overall heat transfer coefficient given convection coefficient Solution

Follow our step by step solution on how to calculate Overall heat transfer coefficient given convection coefficient?

FIRST Step Consider the formula

U overall = \frac{h ia \cdot hie}{h ia + hie}

Next Step Substitute values of Variables

∴

U overall = \frac{2W/m²*K \cdot 28W/m²*K}{2W/m²*K + 28W/m²*K}

Next Step Prepare to Evaluate

∴

U overall = \frac{2 \cdot 28}{2 + 28}

Next Step Evaluate

∴

U overall = 1.86666666666667W/m²*K

LAST Step Rounding Answer

∴

U overall = 1.8667W/m²*K

Overall heat transfer coefficient given convection coefficient Formula Elements

Variables

Overall Heat Transfer Coefficient

Overall heat transfer coefficient is the overall convective heat transfer between a fluid medium (a fluid) and the surface (wall) flowed over by the fluid.

Symbol: U_overall

Measurement: Heat Transfer CoefficientUnit: W/m²*K

Note: Value should be greater than 0.

Formulas to find Overall Heat Transfer Coefficient

Convection coefficient based on inside area

Convection coefficient based on inside area is the proportionality constant between the heat flux and the thermodynamic driving force for the flow of heat.

Symbol: h_ia

Measurement: Heat Transfer CoefficientUnit: W/m²*K

Note: Value can be positive or negative.

Formulas to find Convection coefficient based on inside area

Effective Convection Coefficient on inside

Effective convection coefficient on inside as the proportionality constant between the heat flux and the thermodynamic driving force for the flow of heat.

Symbol: hie

Measurement: Heat Transfer CoefficientUnit: W/m²*K

Note: Value can be positive or negative.

Formulas to find Effective Convection Coefficient on inside

Other formulas in Convection Coefficient category

Go Height of tube tank given convection coefficient

h c = \frac{((η \cdot A s) + AB) \cdot h oe}{π \cdot h ia \cdot d i}

Go Inner diameter of tube given convection coefficient

d i = \frac{((η \cdot A s) + AB) \cdot h oe}{h ia \cdot π \cdot h c}

Go Surface area of fin given convection coefficient

A s = \frac{(\frac{h ia \cdot π \cdot d i \cdot h c}{h oe}) - AB}{η}

Go Bare area over fin leaving fin base given convection coefficient

AB = (\frac{h ia \cdot π \cdot d i \cdot h c}{h oe}) - (η \cdot A s)

How to Evaluate Overall heat transfer coefficient given convection coefficient?

Overall heat transfer coefficient given convection coefficient evaluator uses Overall Heat Transfer Coefficient = (Convection coefficient based on inside area*Effective Convection Coefficient on inside)/(Convection coefficient based on inside area+Effective Convection Coefficient on inside) to evaluate the Overall Heat Transfer Coefficient, The Overall heat transfer coefficient given convection coefficient formula is defined as heat transfer between a fluid medium (a fluid) and the surface (wall) flowed over by the fluid. Overall Heat Transfer Coefficient is denoted by U_overall symbol.

How to evaluate Overall heat transfer coefficient given convection coefficient using this online evaluator? To use this online evaluator for Overall heat transfer coefficient given convection coefficient, enter Convection coefficient based on inside area (h_ia) & Effective Convection Coefficient on inside (hie) and hit the calculate button.

FAQs on Overall heat transfer coefficient given convection coefficient

What is the formula to find Overall heat transfer coefficient given convection coefficient?

The formula of Overall heat transfer coefficient given convection coefficient is expressed as Overall Heat Transfer Coefficient = (Convection coefficient based on inside area*Effective Convection Coefficient on inside)/(Convection coefficient based on inside area+Effective Convection Coefficient on inside). Here is an example- 1.866667 = (2*28)/(2+28).

How to calculate Overall heat transfer coefficient given convection coefficient?

With Convection coefficient based on inside area (h_ia) & Effective Convection Coefficient on inside (hie) we can find Overall heat transfer coefficient given convection coefficient using the formula - Overall Heat Transfer Coefficient = (Convection coefficient based on inside area*Effective Convection Coefficient on inside)/(Convection coefficient based on inside area+Effective Convection Coefficient on inside).

Can the Overall heat transfer coefficient given convection coefficient be negative?

No, the Overall heat transfer coefficient given convection coefficient, measured in Heat Transfer Coefficient cannot be negative.

Which unit is used to measure Overall heat transfer coefficient given convection coefficient?

Overall heat transfer coefficient given convection 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 given convection coefficient can be measured.

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Overall heat transfer coefficient given convection coefficient Formula

Overall heat transfer coefficient given convection coefficient Example

Overall heat transfer coefficient given convection coefficient Solution

Overall heat transfer coefficient given convection coefficient Formula Elements

Other formulas in Convection Coefficient category

How to Evaluate Overall heat transfer coefficient given convection coefficient?

FAQs on Overall heat transfer coefficient given convection coefficient

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