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Area of heat exchanger Formula

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The area is the amount of two-dimensional space taken up by an object. Check FAQs

A = \frac{Q}{U \cdot ΔT m \cdot f}

A - Area?Q - Heat exchanged?U - Overall Heat Transfer Coefficient?ΔT_m - Logarithmic Mean Temperature Difference?f - Correction Factor?

Area of heat exchanger Example

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Here is how the Area of heat exchanger equation looks like with Values.

Here is how the Area of heat exchanger equation looks like with Units.

Here is how the Area of heat exchanger equation looks like.

0.0667 = \frac{50}{50 \cdot 30 \cdot 0.5}

0.0667m² = \frac{50W}{50W/m²*K \cdot 30 \cdot 0.5}

0.0667 = \frac{50}{50 \cdot 30 \cdot 0.5}

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Area of heat exchanger Solution

Follow our step by step solution on how to calculate Area of heat exchanger?

FIRST Step Consider the formula

A = \frac{Q}{U \cdot ΔT m \cdot f}

Next Step Substitute values of Variables

∴

A = \frac{50W}{50W/m²*K \cdot 30 \cdot 0.5}

Next Step Prepare to Evaluate

∴

A = \frac{50}{50 \cdot 30 \cdot 0.5}

Next Step Evaluate

∴

A = 0.0666666666666667m²

LAST Step Rounding Answer

∴

A = 0.0667m²

Area of heat exchanger Formula Elements

Variables

Area

The area is the amount of two-dimensional space taken up by an object.

Symbol: A

Measurement: AreaUnit: m²

Note: Value should be greater than 0.

Formulas to find Area

Heat exchanged

Heat exchanged is the amount of heat transferred between two objects.

Symbol: Q

Measurement: PowerUnit: W

Note: Value can be positive or negative.

Formulas to find Heat exchanged

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

Measurement: Heat Transfer CoefficientUnit: W/m²*K

Note: Value can be positive or negative.

Formulas to find Overall Heat Transfer Coefficient

Logarithmic Mean Temperature Difference

Logarithmic Mean Temperature Difference is the log of the mean of the temperature values.

Symbol: ΔT_m

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Logarithmic Mean Temperature Difference

Correction Factor

Correction Factor is that which is multiplied with the result of an equation to correct for a known amount of systematic error.

Symbol: f

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Correction Factor

Other formulas in Physical Parameters of Heat Exchanger category

Go Correction factor in heat exchanger

f = \frac{Q}{U \cdot A \cdot ΔT m}

Go Mass flow rate of hot fluid

mh = (ϵ \cdot \frac{C min}{ch}) \cdot (\frac{1}{\frac{T1 - t2}{T1 - t1}})

Go Mass flow rate of cold fluid

mc = (ϵ \cdot \frac{C min}{cc}) \cdot (\frac{1}{\frac{t2 - t1}{T1 - t1}})

Go Location factor at distance X of heat exchanger

E = \frac{h Conv \cdot SA \cdot x}{c \cdot m}

How to Evaluate Area of heat exchanger?

Area of heat exchanger evaluator uses Area = Heat exchanged/(Overall Heat Transfer Coefficient*Logarithmic Mean Temperature Difference*Correction Factor) to evaluate the Area, The Area of heat exchanger formula is defined as the total area through which the heat exchange takes place. Area is denoted by A symbol.

How to evaluate Area of heat exchanger using this online evaluator? To use this online evaluator for Area of heat exchanger, enter Heat exchanged (Q), Overall Heat Transfer Coefficient (U), Logarithmic Mean Temperature Difference (ΔT_m) & Correction Factor (f) and hit the calculate button.

FAQs on Area of heat exchanger

What is the formula to find Area of heat exchanger?

The formula of Area of heat exchanger is expressed as Area = Heat exchanged/(Overall Heat Transfer Coefficient*Logarithmic Mean Temperature Difference*Correction Factor). Here is an example- 0.066667 = 50/(50*30*0.5).

How to calculate Area of heat exchanger?

With Heat exchanged (Q), Overall Heat Transfer Coefficient (U), Logarithmic Mean Temperature Difference (ΔT_m) & Correction Factor (f) we can find Area of heat exchanger using the formula - Area = Heat exchanged/(Overall Heat Transfer Coefficient*Logarithmic Mean Temperature Difference*Correction Factor).

Can the Area of heat exchanger be negative?

No, the Area of heat exchanger, measured in Area cannot be negative.

Which unit is used to measure Area of heat exchanger?

Area of heat exchanger is usually measured using the Square Meter[m²] for Area. Square Kilometer[m²], Square Centimeter[m²], Square Millimeter[m²] are the few other units in which Area of heat exchanger can be measured.

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Area of heat exchanger Formula

Area of heat exchanger Example

Area of heat exchanger Solution

Area of heat exchanger Formula Elements

Other formulas in Physical Parameters of Heat Exchanger category

How to Evaluate Area of heat exchanger?

FAQs on Area of heat exchanger

Variable Name