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Temperature of Surface 2 is the temperature of the 2nd surface. Check FAQs
T2=To2+Ql2L2k2Aw2
T2 - Temperature of Surface 2?To2 - Outer Surface Temperature of 2 Layer?Ql2 - Heat Flow Rate 2 Layer?L2 - Length 2?k2 - Thermal Conductivity 2?Aw2 - Area of 2 Layer Wall?

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

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Here is how the Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature equation looks like with Values.

Here is how the Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature equation looks like with Units.

Here is how the Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature equation looks like.

420.5769Edit=420Edit+120Edit5Edit1.2Edit866.6667Edit
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Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature Solution

Follow our step by step solution on how to calculate Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature?

FIRST Step Consider the formula
T2=To2+Ql2L2k2Aw2
Next Step Substitute values of Variables
T2=420K+120W5m1.2W/(m*K)866.6667
Next Step Prepare to Evaluate
T2=420+12051.2866.6667
Next Step Evaluate
T2=420.576923054734K
LAST Step Rounding Answer
T2=420.5769K

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

Variables
Temperature of Surface 2
Temperature of Surface 2 is the temperature of the 2nd surface.
Symbol: T2
Measurement: TemperatureUnit: K
Note: Value can be positive or negative.
Outer Surface Temperature of 2 Layer
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.
Symbol: To2
Measurement: TemperatureUnit: K
Note: Value can be positive or negative.
Heat Flow Rate 2 Layer
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.
Symbol: Ql2
Measurement: PowerUnit: W
Note: Value can be positive or negative.
Length 2
Length 2 is the length of the second body/object/section.
Symbol: L2
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Thermal Conductivity 2
Thermal Conductivity 2 is the thermal conductivity of the second body.
Symbol: k2
Measurement: Thermal ConductivityUnit: W/(m*K)
Note: Value should be greater than 0.
Area of 2 Layer Wall
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.
Symbol: Aw2
Measurement: AreaUnit:
Note: Value should be greater than 0.

Other Formulas to find Temperature of Surface 2

​Go Interface Temperature of Composite Wall of 2 Layers given Inner Surface Temperature
T2=T1-Ql2L1k1Aw2

Other formulas in 2 Layers category

​Go Thermal Resistance of Composite Wall with 2 Layers in Series
Rth2=L1k1Aw2+L2k2Aw2
​Go Outer Surface Temperature of Composite Wall of 2 Layers for Conduction
To2=Ti2-Ql2(L1k1Aw2+L2k2Aw2)
​Go Inner Surface Temperature of Composite Wall for 2 Layers in Series
Ti2=To2+Ql2(L1k1Aw2+L2k2Aw2)
​Go Heat Flow Rate through Composite Wall of 2 Layers in Series
Ql2=Ti2-To2L1k1Aw2+L2k2Aw2

How to Evaluate Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature?

Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature evaluator uses 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) to evaluate the Temperature of Surface 2, The Interface temperature of composite wall of 2 layers given outer surface temperature formula is the temperature at the interface of 2 layers of the composite wall when heat flow rate, outer surface temperature, thermal conductivity, length/thickness of first layer and area perpendicular to the heat flow are known. Temperature of Surface 2 is denoted by T2 symbol.

How to evaluate Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature using this online evaluator? To use this online evaluator for Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature, enter Outer Surface Temperature of 2 Layer (To2), Heat Flow Rate 2 Layer (Ql2), Length 2 (L2), Thermal Conductivity 2 (k2) & Area of 2 Layer Wall (Aw2) and hit the calculate button.

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

What is the formula to find Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature?
The formula of Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature is expressed as 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). Here is an example- 420.5769 = 420+(120*5)/(1.2*866.6667).
How to calculate Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature?
With Outer Surface Temperature of 2 Layer (To2), Heat Flow Rate 2 Layer (Ql2), Length 2 (L2), Thermal Conductivity 2 (k2) & Area of 2 Layer Wall (Aw2) we can find Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature using the formula - 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).
What are the other ways to Calculate Temperature of Surface 2?
Here are the different ways to Calculate Temperature of Surface 2-
  • Temperature of Surface 2=Temperature of Surface 1-(Heat Flow Rate 2 Layer*Length 1)/(Thermal Conductivity 1*Area of 2 Layer Wall)OpenImg
Can the Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature be negative?
Yes, the Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature, measured in Temperature can be negative.
Which unit is used to measure Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature?
Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature is usually measured using the Kelvin[K] for Temperature. Celsius[K], Fahrenheit[K], Rankine[K] are the few other units in which Interface Temperature of Composite Wall of 2 Layers given Outer Surface Temperature can be measured.
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