Stationary heat propagation in a plate (ring section) under boundary conditions of the third kind (convection)

Verification of the LIRA-FEM software / Stationary heat propagation in a plate (ring section) under boundary conditions of the third kind (convection) / : Société Fançajse des Mécaniciens, Commission Validation des progiciels de calcul de Structures, groupe de travail Thermique (2D et 3D) et thermoélasticité, Pans, 1989.



Stationary heat propagation in a plate (ring section) under boundary conditions of the third kind (convection)

Type of analysis: stationary thermal.

 

Source: Société Fançajse des Mécaniciens, Commission Validation des progiciels de calcul de Structures, groupe de travail Thermique (2D et 3D) et thermoélasticité, Pans, 1989.


Geometry:

Inner radius: Ri=0.3m

Outer radius: Re=0.391m

Length: L

Material characteristics:

 

λ=40W/m0C

 

Boundary conditions:

 

Cylinder inner radius:

convective heat transfer coefficient hi=150.0 W/m2 C,

set temperature for convection elements < /span> =500.

 

Outer radius of the cylinder:

convective heat transfer coefficient he=142.0 W/m2 C,

set temperature for convection elements =20C.

 

Calculation method used to obtain the reference solution:

4_1.jpg


CALCULATION RESULTS:

R(m)

Desired value

Analytical solution

Calculation results (LIRA-SAPR)

Uncertainty,%

0.30

(0)

272.27

272.1

0.062

0.391

(0)

205.05

204.71

0.166

4.png

Preview image: Array

FILES
Text file
Raw data files for PC LIRA-SAPR 2019:

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