Stationary heat propagation in the rod under boundary conditions of the first kind (given temperature)

Verification of the LIRA-FEM software / Stationary heat propagation in the rod under boundary conditions of the first kind (given temperature) / Société Fançajse des Mécaniciens, Commission Validation des progiciels de calcul de Structures, groupe de travail Thermique (2D et 3D) et thermoélasticité, Pan‘s, 1989.



Stationary heat propagation in the rod under boundary conditions of the first kind (given temperature)

Type of analysis: stationary thermal.

 

Analytical solution: Société Fançajse des Mécaniciens, Commission Validation des progiciels de calcul de Structures, groupe de travail Thermique (2D et 3D) et thermoélasticité, Pan‘s, 1989.



Geometry:

L=0.05m

Material characteristics:

Thermal conductivity coefficient:λ=0.75W/m0C

 

Boundary conditions:

Set temperature at ends A and B:

 

End point A: set temperature TA=100.0 °C,

 

End point B: set temperature TB=20.0°C,

 

Calculation method used to obtain the reference solution:

5_1.jpg

CALCULATION RESULTS:

х(м)

The desired value

Analytical solution

Calculation results (LIRA-SAPR)

Accuracy,%

0.00

Т (0С)

100.0

100.0

0

0.01

Т (0С)

84.0

84.0

0

0.02

Т (0С)

68.0

68.0

0

0.03

Т (0С)

52.0

52.0

0

0.04

Т (0С)

36.0

36.0

0

0.05

Т (0С)

20.0

20.0

0

типы конечных элементов, заданная температура, значение температуры в узлах

Preview image: Array

FILES
Text file
Files of initial data for PC LIRA-SAPR 2019:
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