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ex_heattransfer6.m File Reference


EX_HEATTRANSFER6 2D axisymmetric heat conduction.

[ FEA, OUT ] = EX_HEATTRANSFER6( VARARGIN ) NAFEMS benchmark example for heating of a solid cylider with an internal hole.

  _              T=T_amb
  ^            +---------+
  |    q_n=0   |         |
  |            :         |
0.14m  q_n=5e5 |         | T=T_amb
  |            :         |
  |    q_n=0   |         |
  v            +---------+

The geometry can be considered axisymmetric and the solid has a thermal conductivity of 52 W/mC, the middle part of the inside of the cylider is heated by 5e5 W/mK. The steady temperature at the point (0.04,0.04) is sought when the surrounding ambient temperature is T_amb = 0 C.

  [1] Cameron AD, Casey JA, Simpson GB. Benchmark Tests for Thermal Analysis,
      The National Agency for Finite Element Standards, UK, 1986.

Accepts the following property/value pairs.

Input       Value/{Default}        Description
hmax        scalar {0.005}         Grid cell size
sfun        string {sflag1}        Finite element shape function
iplot       scalar {1}/0           Plot solution (=1)
Output      Value/(Size)           Description
fea         struct                 Problem definition struct
out         struct                 Output stuct
Generated fields of fea:
Generated fields of out: