Inner Surface Temperature of Composite Wall for 2 Layers in Series Calculator

✖Outer Surface Temperature of 2 layer is the temperature at the outer surface of the wall either plane wall or cylindrical wall or spherical wall, etc.ⓘ Outer Surface Temperature of 2 Layer [T_o2]			+10% -10%
✖Heat Flow Rate 2 layer is the amount of heat that is transferred per unit of time in some material, usually measured in watt. Heat is the flow of thermal energy driven by thermal non-equilibrium.ⓘ Heat Flow Rate 2 Layer [Q_2layer]			+10% -10%
✖Length 1 is the length of the first body.ⓘ Length 1 [L₁]			+10% -10%
✖Thermal Conductivity 1 is the thermal conductivity of the first body.ⓘ Thermal Conductivity 1 [k₁]			+10% -10%
✖Area of 2 layer Wall refers to the surface area of the wall, which is the total amount of space that it occupies. It is typically measured in square units such as square feet or square meters.ⓘ Area of 2 Layer Wall [A_2wall]			+10% -10%
✖Length 2 is the length of the second body/object/section.ⓘ Length 2 [L₂]			+10% -10%
✖Thermal Conductivity 2 is the thermal conductivity of the second body.ⓘ Thermal Conductivity 2 [k₂]			+10% -10%

✖Inner Surface Temperature 2 layer wall is the temperature at the inner surface of the wall (either plane wall or cylindrical wall or spherical wall, etc).ⓘ Inner Surface Temperature of Composite Wall for 2 Layers in Series [T_i2]

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Formula

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Inner Surface Temperature of Composite Wall for 2 Layers in Series

Formula

`"T"_{"i2"} = "T"_{"o2"}+"Q"_{"2layer"}*("L"_{"1"}/("k"_{"1"}*"A"_{"2wall"})+"L"_{"2"}/("k"_{"2"}*"A"_{"2wall"}))`

Example

`"420.75K"="420K"+"120W"*("2m"/("1.6W/(m*K)"*"866.6667m²")+"5m"/("1.2W/(m*K)"*"866.6667m²"))`

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Inner Surface Temperature of Composite Wall for 2 Layers in Series Solution

STEP 0: Pre-Calculation Summary

Formula Used

Inner Surface Temperature 2 layer wall = Outer Surface Temperature of 2 Layer+Heat Flow Rate 2 Layer*(Length 1/(Thermal Conductivity 1*Area of 2 Layer Wall)+Length 2/(Thermal Conductivity 2*Area of 2 Layer Wall))
T_i2 = T_o2+Q_2layer*(L₁/(k₁*A_2wall)+L₂/(k₂*A_2wall))
This formula uses 8 Variables

Variables Used

Inner Surface Temperature 2 layer wall - (Measured in Kelvin) - Inner Surface Temperature 2 layer wall is the temperature at the inner surface of the wall (either plane wall or cylindrical wall or spherical wall, etc).
Outer Surface Temperature of 2 Layer - (Measured in Kelvin) - Outer Surface Temperature of 2 layer is the temperature at the outer surface of the wall either plane wall or cylindrical wall or spherical wall, etc.
Heat Flow Rate 2 Layer - (Measured in Watt) - Heat Flow Rate 2 layer is the amount of heat that is transferred per unit of time in some material, usually measured in watt. Heat is the flow of thermal energy driven by thermal non-equilibrium.
Length 1 - (Measured in Meter) - Length 1 is the length of the first body.
Thermal Conductivity 1 - (Measured in Watt per Meter per K) - Thermal Conductivity 1 is the thermal conductivity of the first body.
Area of 2 Layer Wall - (Measured in Square Meter) - Area of 2 layer Wall refers to the surface area of the wall, which is the total amount of space that it occupies. It is typically measured in square units such as square feet or square meters.
Length 2 - (Measured in Meter) - Length 2 is the length of the second body/object/section.
Thermal Conductivity 2 - (Measured in Watt per Meter per K) - Thermal Conductivity 2 is the thermal conductivity of the second body.

STEP 1: Convert Input(s) to Base Unit

Outer Surface Temperature of 2 Layer: 420 Kelvin --> 420 Kelvin No Conversion Required
Heat Flow Rate 2 Layer: 120 Watt --> 120 Watt No Conversion Required
Length 1: 2 Meter --> 2 Meter No Conversion Required
Thermal Conductivity 1: 1.6 Watt per Meter per K --> 1.6 Watt per Meter per K No Conversion Required
Area of 2 Layer Wall: 866.6667 Square Meter --> 866.6667 Square Meter No Conversion Required
Length 2: 5 Meter --> 5 Meter No Conversion Required
Thermal Conductivity 2: 1.2 Watt per Meter per K --> 1.2 Watt per Meter per K No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

T_i2 = T_o2+Q_2layer*(L₁/(k₁*A_2wall)+L₂/(k₂*A_2wall)) --> 420+120*(2/(1.6*866.6667)+5/(1.2*866.6667))

Evaluating ... ...

T_i2 = 420.749999971154

STEP 3: Convert Result to Output's Unit

420.749999971154 Kelvin --> No Conversion Required

FINAL ANSWER

420.749999971154 ≈ 420.75 Kelvin <-- Inner Surface Temperature 2 layer wall

(Calculation completed in 00.004 seconds)

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Home » Physics » Heat and Mass Transfer » Conduction » Conduction in Plane Wall » 2 Layers » Inner Surface Temperature of Composite Wall for 2 Layers in Series

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Created by Sai Venkata Phanindra Chary Arendra

Vallurupalli Nageswara Rao Vignana Jyothi Institute of Engineering and Technology (VNRVJIET), Hyderabad

Sai Venkata Phanindra Chary Arendra has created this Calculator and 100+ more calculators!

Verified by Maiarutselvan V

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< 8 2 Layers Calculators

Heat Flow Rate through Composite Wall of 2 Layers in Series

Go Heat Flow Rate 2 Layer = (Inner Surface Temperature 2 layer wall-Outer Surface Temperature of 2 Layer)/(Length 1/(Thermal Conductivity 1*Area of 2 Layer Wall)+Length 2/(Thermal Conductivity 2*Area of 2 Layer Wall))

Outer Surface Temperature of Composite Wall of 2 Layers for Conduction

Go Outer Surface Temperature of 2 Layer = Inner Surface Temperature 2 layer wall-Heat Flow Rate 2 Layer*(Length 1/(Thermal Conductivity 1*Area of 2 Layer Wall)+Length 2/(Thermal Conductivity 2*Area of 2 Layer Wall))

Inner Surface Temperature of Composite Wall for 2 Layers in Series

Go Inner Surface Temperature 2 layer wall = Outer Surface Temperature of 2 Layer+Heat Flow Rate 2 Layer*(Length 1/(Thermal Conductivity 1*Area of 2 Layer Wall)+Length 2/(Thermal Conductivity 2*Area of 2 Layer Wall))

Length of 2nd Layer of Composite Wall in Conduction through Walls

Go Length 2 = Thermal Conductivity 2*Area of 2 Layer Wall*((Inner Surface Temperature 2 layer wall-Outer Surface Temperature of 2 Layer)/Heat Flow Rate 2 Layer-Length 1/(Thermal Conductivity 1*Area of 2 Layer Wall))

Area of Composite Wall of 2 Layers

Go Area of 2 Layer Wall = Heat Flow Rate 2 Layer/(Inner Surface Temperature 2 layer wall-Outer Surface Temperature of 2 Layer)*(Length 1/Thermal Conductivity 1+Length 2/Thermal Conductivity 2)

Thermal Resistance of Composite Wall with 2 Layers in Series

Go Thermal Resistance of 2 Layer = Length 1/(Thermal Conductivity 1*Area of 2 Layer Wall)+Length 2/(Thermal Conductivity 2*Area of 2 Layer Wall)

Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature

Go Temperature of Surface 2 = Outer Surface Temperature of 2 Layer+(Heat Flow Rate 2 Layer*Length 2)/(Thermal Conductivity 2*Area of 2 Layer Wall)

Interface Temperature of Composite Wall of 2 Layers given Inner Surface Temperature

Go Temperature of Surface 2 = Temperature of Surface 1-(Heat Flow Rate 2 Layer*Length 1)/(Thermal Conductivity 1*Area of 2 Layer Wall)

Inner Surface Temperature of Composite Wall for 2 Layers in Series Formula

What is a composite wall?

A wall built of a combination of two or more masonry units of different types of materials that are bonded together, one forming the facing of the wall and the other the backup

How to Calculate Inner Surface Temperature of Composite Wall for 2 Layers in Series?

Inner Surface Temperature of Composite Wall for 2 Layers in Series calculator uses Inner Surface Temperature 2 layer wall = Outer Surface Temperature of 2 Layer+Heat Flow Rate 2 Layer*(Length 1/(Thermal Conductivity 1*Area of 2 Layer Wall)+Length 2/(Thermal Conductivity 2*Area of 2 Layer Wall)) to calculate the Inner Surface Temperature 2 layer wall, The Inner Surface Temperature of Composite Wall for 2 Layers in Series formula is defined as the temperature at the inner surface of the composite wall of 2 layers when the heat flow rate, outer surface temperature, length/thickness of the layers and area of the wall perpendicular to the heat flow are known. Inner Surface Temperature 2 layer wall is denoted by T_i2 symbol.

How to calculate Inner Surface Temperature of Composite Wall for 2 Layers in Series using this online calculator? To use this online calculator for Inner Surface Temperature of Composite Wall for 2 Layers in Series, enter Outer Surface Temperature of 2 Layer (T_o2), Heat Flow Rate 2 Layer (Q_2layer), Length 1 (L₁), Thermal Conductivity 1 (k₁), Area of 2 Layer Wall (A_2wall), Length 2 (L₂) & Thermal Conductivity 2 (k₂) and hit the calculate button. Here is how the Inner Surface Temperature of Composite Wall for 2 Layers in Series calculation can be explained with given input values -> 400.75 = 420+120*(2/(1.6*866.6667)+5/(1.2*866.6667)).

FAQ

What is Inner Surface Temperature of Composite Wall for 2 Layers in Series?

The Inner Surface Temperature of Composite Wall for 2 Layers in Series formula is defined as the temperature at the inner surface of the composite wall of 2 layers when the heat flow rate, outer surface temperature, length/thickness of the layers and area of the wall perpendicular to the heat flow are known and is represented as T_i2 = T_o2+Q_2layer*(L₁/(k₁*A_2wall)+L₂/(k₂*A_2wall)) or Inner Surface Temperature 2 layer wall = Outer Surface Temperature of 2 Layer+Heat Flow Rate 2 Layer*(Length 1/(Thermal Conductivity 1*Area of 2 Layer Wall)+Length 2/(Thermal Conductivity 2*Area of 2 Layer Wall)). Outer Surface Temperature of 2 layer is the temperature at the outer surface of the wall either plane wall or cylindrical wall or spherical wall, etc, Heat Flow Rate 2 layer is the amount of heat that is transferred per unit of time in some material, usually measured in watt. Heat is the flow of thermal energy driven by thermal non-equilibrium, Length 1 is the length of the first body, Thermal Conductivity 1 is the thermal conductivity of the first body, Area of 2 layer Wall refers to the surface area of the wall, which is the total amount of space that it occupies. It is typically measured in square units such as square feet or square meters, Length 2 is the length of the second body/object/section & Thermal Conductivity 2 is the thermal conductivity of the second body.

How to calculate Inner Surface Temperature of Composite Wall for 2 Layers in Series?

The Inner Surface Temperature of Composite Wall for 2 Layers in Series formula is defined as the temperature at the inner surface of the composite wall of 2 layers when the heat flow rate, outer surface temperature, length/thickness of the layers and area of the wall perpendicular to the heat flow are known is calculated using Inner Surface Temperature 2 layer wall = Outer Surface Temperature of 2 Layer+Heat Flow Rate 2 Layer*(Length 1/(Thermal Conductivity 1*Area of 2 Layer Wall)+Length 2/(Thermal Conductivity 2*Area of 2 Layer Wall)). To calculate Inner Surface Temperature of Composite Wall for 2 Layers in Series, you need Outer Surface Temperature of 2 Layer (T_o2), Heat Flow Rate 2 Layer (Q_2layer), Length 1 (L₁), Thermal Conductivity 1 (k₁), Area of 2 Layer Wall (A_2wall), Length 2 (L₂) & Thermal Conductivity 2 (k₂). With our tool, you need to enter the respective value for Outer Surface Temperature of 2 Layer, Heat Flow Rate 2 Layer, Length 1, Thermal Conductivity 1, Area of 2 Layer Wall, Length 2 & Thermal Conductivity 2 and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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