## Vertical isothermal cylinder buried in semi-infinite medium Solution

STEP 0: Pre-Calculation Summary
Formula Used
Conduction shape factor = (2*pi*Length of Cylinder)/(ln((4*Length of Cylinder)/Diameter of cylinder))
S = (2*pi*l)/(ln((4*l)/D))
This formula uses 1 Constants, 1 Functions, 3 Variables
Constants Used
pi - Archimedes' constant Value Taken As 3.14159265358979323846264338327950288
Functions Used
ln - Natural logarithm function (base e), ln(Number)
Variables Used
Conduction shape factor - (Measured in Meter) - Conduction shape factor is defined as the value used to determine the heat transfer rate for the configurations which are very complex and require high calculation time.
Length of Cylinder - (Measured in Meter) - Length of Cylinder is the vertical height of the Cylinder.
Diameter of cylinder - (Measured in Meter) - Diameter of cylinder is the maximum width of cylinder in transverse direction.
STEP 1: Convert Input(s) to Base Unit
Length of Cylinder: 0.4 Centimeter --> 0.004 Meter (Check conversion here)
Diameter of cylinder: 5 Centimeter --> 0.05 Meter (Check conversion here)
STEP 2: Evaluate Formula
Substituting Input Values in Formula
S = (2*pi*l)/(ln((4*l)/D)) --> (2*pi*0.004)/(ln((4*0.004)/0.05))
Evaluating ... ...
S = -0.0220572099677323
STEP 3: Convert Result to Output's Unit
-0.0220572099677323 Meter --> No Conversion Required
-0.0220572099677323 Meter <-- Conduction shape factor
(Calculation completed in 00.016 seconds)
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## Credits

Created by Ravi Khiyani
Shri Govindram Seksaria Institute of Technology and Science (SGSITS), Indore
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## < 10+ Conduction shape factors for different configurations Calculators

Row of equally spaced parallel isothermal cylinders buried in a semi-infinite medium
Conduction shape factor = (2*pi*Length of Cylinder)/(ln(((2*Distance between centers)/(pi*Diameter of cylinder))*sinh((2*pi*Distance from surface to centre of object)/Distance between centers))) Go
Eccentric isothermal cylinder in a cylinder of same length
Conduction shape factor = (2*pi*Length of Cylinder)/acosh(((Diameter of cylinder 1)^2+(Diameter of cylinder 2)^2-(4*(Eccentric distance between objects)^2))/(2*Diameter of cylinder 1*Diameter of cylinder 2)) Go
Two parallel isothermal cylinders placed in an infinite medium
Conduction shape factor = (2*pi*Length of Cylinder)/acosh(((4*(Distance between centers)^2)-(Diameter of cylinder 1)^2-(Diameter of cylinder 2)^2)/(2*Diameter of cylinder 1*Diameter of cylinder 2)) Go
Isothermal cylinder buried in semi-infinite medium
Conduction shape factor = (2*pi*Length of Cylinder)/(ln((4*Distance from surface to centre of object)/Diameter of cylinder)) Go
Long hollow cylindrical layer
Conduction shape factor = (2*pi*Length of Cylinder)/(ln(Outer Radius of Cylinder/Inner Radius of Cylinder)) Go
Isothermal cylinder at center of square solid bar of same length
Conduction shape factor = (2*pi*Length of Cylinder)/ln((1.08*Width of square bar)/Diameter of cylinder) Go
Vertical isothermal cylinder buried in semi-infinite medium
Conduction shape factor = (2*pi*Length of Cylinder)/(ln((4*Length of Cylinder)/Diameter of cylinder)) Go
Hollow spherical layer
Isothermal cylinder in midplane of an infinite wall
Conduction shape factor = (8*Distance from surface to centre of object)/(pi*Diameter of cylinder) Go
Large plane wall
Conduction shape factor = Cross-sectional area/Thickness Go

## Vertical isothermal cylinder buried in semi-infinite medium Formula

Conduction shape factor = (2*pi*Length of Cylinder)/(ln((4*Length of Cylinder)/Diameter of cylinder))
S = (2*pi*l)/(ln((4*l)/D))

## Why we use conduction shape factor?

Conduction shape factors are generally used when the geometries and configurations of the system are complex which makes the calculation of heat transfer very difficult.

## How to Calculate Vertical isothermal cylinder buried in semi-infinite medium?

Vertical isothermal cylinder buried in semi-infinite medium calculator uses Conduction shape factor = (2*pi*Length of Cylinder)/(ln((4*Length of Cylinder)/Diameter of cylinder)) to calculate the Conduction shape factor, The Vertical isothermal cylinder buried in semi-infinite medium formula gives the value of shape factor when a vertical cylinder of length L is buried in a semi-infinite medium for heat conduction. Conduction shape factor is denoted by S symbol.

How to calculate Vertical isothermal cylinder buried in semi-infinite medium using this online calculator? To use this online calculator for Vertical isothermal cylinder buried in semi-infinite medium, enter Length of Cylinder (l) & Diameter of cylinder (D) and hit the calculate button. Here is how the Vertical isothermal cylinder buried in semi-infinite medium calculation can be explained with given input values -> 0.725178 = (2*pi*0.4)/(ln((4*0.4)/0.05)).

### FAQ

What is Vertical isothermal cylinder buried in semi-infinite medium?
The Vertical isothermal cylinder buried in semi-infinite medium formula gives the value of shape factor when a vertical cylinder of length L is buried in a semi-infinite medium for heat conduction and is represented as S = (2*pi*l)/(ln((4*l)/D)) or Conduction shape factor = (2*pi*Length of Cylinder)/(ln((4*Length of Cylinder)/Diameter of cylinder)). Length of Cylinder is the vertical height of the Cylinder & Diameter of cylinder is the maximum width of cylinder in transverse direction.
How to calculate Vertical isothermal cylinder buried in semi-infinite medium?
The Vertical isothermal cylinder buried in semi-infinite medium formula gives the value of shape factor when a vertical cylinder of length L is buried in a semi-infinite medium for heat conduction is calculated using Conduction shape factor = (2*pi*Length of Cylinder)/(ln((4*Length of Cylinder)/Diameter of cylinder)). To calculate Vertical isothermal cylinder buried in semi-infinite medium, you need Length of Cylinder (l) & Diameter of cylinder (D). With our tool, you need to enter the respective value for Length of Cylinder & Diameter of cylinder and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Conduction shape factor?
In this formula, Conduction shape factor uses Length of Cylinder & Diameter of cylinder. We can use 20 other way(s) to calculate the same, which is/are as follows -
• Conduction shape factor = (2*pi*Length of Cylinder)/(ln((4*Distance from surface to centre of object)/Diameter of cylinder))
• Conduction shape factor = (2*pi*Length of Cylinder)/acosh(((4*(Distance between centers)^2)-(Diameter of cylinder 1)^2-(Diameter of cylinder 2)^2)/(2*Diameter of cylinder 1*Diameter of cylinder 2))
• Conduction shape factor = (2*pi*Length of Cylinder)/(ln(((2*Distance between centers)/(pi*Diameter of cylinder))*sinh((2*pi*Distance from surface to centre of object)/Distance between centers)))
• Conduction shape factor = (8*Distance from surface to centre of object)/(pi*Diameter of cylinder)
• Conduction shape factor = (2*pi*Length of Cylinder)/ln((1.08*Width of square bar)/Diameter of cylinder)
• Conduction shape factor = (2*pi*Length of Cylinder)/acosh(((Diameter of cylinder 1)^2+(Diameter of cylinder 2)^2-(4*(Eccentric distance between objects)^2))/(2*Diameter of cylinder 1*Diameter of cylinder 2))
• Conduction shape factor = Cross-sectional area/Thickness
• Conduction shape factor = (2*pi*Length of Cylinder)/(ln(Outer Radius of Cylinder/Inner Radius of Cylinder))
• Conduction shape factor = (2*pi*Length of Pipe)/(0.93*ln(0.948*(Outer width/Inner width)))
• Conduction shape factor = (2*pi*Length of Pipe)/(0.785*ln(Outer width/Inner width))
• Conduction shape factor = 4*Diameter of disk
• Conduction shape factor = 0.15*Thickness of Wall
• Conduction shape factor = 0.54*Length of wall
• Conduction shape factor = (2*pi*Diameter of Sphere)/(1-((0.25*Diameter of Sphere)/Distance from surface to centre of object))
• Conduction shape factor = (2*pi*Diameter of Sphere)/(1+((0.25*Diameter of Sphere)/Distance from surface to centre of object))
• Conduction shape factor = 1.685*Length of parallelepiped*((log10(1+(Distance from surafce to surface of object/Width of parallelepiped)))^(-0.59))*(Distance from surafce to surface of object/Height of parallelepiped)^(-0.078)
• Conduction shape factor = (2*pi*Width of plate)/ln((4*Width of plate)/Length of Plate)
• Conduction shape factor = 4*pi*Radius of Sphere
• Conduction shape factor = (4*pi*Semi Major Axis of Ellipse*sqrt(1-(Semi Minor Axis of Ellipse/Semi Major Axis of Ellipse)^2))/(atanh(sqrt(1-(Semi Minor Axis of Ellipse/Semi Major Axis of Ellipse)^2)))
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