test6.di

matlab有限元分析工具,比经较全面的一个手册,请大家下载呀

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-- >> %# QMG test 6 -- test a surface crack in a 3D cube

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-- >> 

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-- >> global QMG_DATA

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-- >> crackcube = gm_read(fullfile(QMG_DATA, 'crackcube.geo'));

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-- >> show = 0;

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-- >> global interactive

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-- >> if length(interactive) > 0
  show = 1;
end

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-- >> mesh = gmmeshgen(crackcube, 'curve', '(const 1)', 'show', show);

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-- >> 

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-- >> [crackcube2, mesh2] = gmdouble(crackcube, {'*'}, mesh);

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-- >> 

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-- >> asp  = gmchecktri(crackcube2, mesh2);
Maximum aspect ratio =        29.5587 achieved in
simplex #272 of topological entity r (3:0) which has vertices 51 49 101 146 
Maximum global side length =  0.519615
Minimum global altitude =     0.0110315
Number of nodes = 191 number of elements = 691

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-- >> 

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-- >> [scrap, numvtx] = size(mesh2{4});

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-- >> 

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-- >> global aspprod

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-- >> global meshsizesum

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-- >> 

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-- >> if length(aspprod) > 0
    aspprod  = aspprod * asp;
    meshsizesum = meshsizesum + numvtx;
end

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-- >> 

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-- >> 

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-- >> 

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-- >> % ------------------------------------------------------------------

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-- >> % Copyright (c) 1999 by Cornell University.  All rights reserved

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-- >> % See the accompanying file 'Copyright' for authorship information,

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-- >> % the terms of the license governing this software, and disclaimers

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-- >> % concerning this software.

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-- >> % ------------------------------------------------------------------

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-- >> % This file is part of the QMG software.  

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-- >> % Version 2.0 of QMG, release date RELDATE.

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-- >> % ------------------------------------------------------------------

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-- >>