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/* unsteady.c */
/* UDF for specifying a transient pressure profile boundary condition */
#include "udf.h"
DEFINE_PROFILE(unsteady_pressure,thread,position)
{
face_t f;
begin_f_loop(f,thread)
{
real t=RP_Get_Real("flow-time";

int k;
for(k=0;k<=9;k=k+1)
{
if(t>=0.3*k&&t<0.225+0.3*k)
F_PROFILE(f,thread,position)=310000000;
else
F_PROFILE(f,thread,position)=310000000*(1+0.06*sin(2*(20.93*t-4.71)));
}
}
end_f_loop(f,thread)
}

Ä£Äâ¹ý³ÌÖÐÉèÖüà²âµã£¬½á¹û¼à²âµãÇúÏßÈçϸ½Í¼£¬¼à²âÊý¾Ý£º"Convergence history of Static Pressure on point-1 (in SI units)"
"Flow Time" "Vertex Average Static Pressure"
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0020000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0030000001 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0040000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.099111e+08
0.0050000002 3.0991114e+08
0.0060000003 3.0991114e+08
0.0060000003 3.0991114e+08
0.0060000003 3.0991114e+08
0.0060000003 3.0991114e+08
0.0060000003 3.0991114e+08
0.0060000003 3.0991114e+08
0.0060000003 3.0991114e+08
0.0060000003 3.0991114e+08
0.0060000003 3.0991114e+08
0.0060000003 3.0991114e+08
0.0060000003 3.0991114e+08
0.0060000003 3.0991117e+08
0.0060000003 3.0991117e+08
0.0060000003 3.099112e+08
0.0060000003 3.099112e+08
0.0060000003 3.0991123e+08
0.0060000003 3.099113e+08
0.0060000003 3.0991142e+08
0.0060000003 3.0991155e+08
0.0060000003 3.0991168e+08
0.0060000003 3.0991187e+08
0.0070000003 3.0991187e+08
0.0070000003 3.0991216e+08
0.0070000003 3.0991248e+08
0.0070000003 3.0991293e+08
0.0070000003 3.099135e+08
0.0070000003 3.0991421e+08
0.0070000003 3.0991498e+08
0.0070000003 3.0991587e+08
0.0070000003 3.099169e+08
0.0070000003 3.0991805e+08
0.0070000003 3.0991936e+08
0.0070000003 3.099208e+08
0.0070000003 3.0992243e+08
0.0070000003 3.0992416e+08
0.0070000003 3.0992598e+08
0.0070000003 3.0992797e+08
0.0070000003 3.0993011e+08
0.0070000003 3.0993235e+08
0.0070000003 3.0993466e+08
0.0070000003 3.0993709e+08
0.0070000003 3.0993962e+08
0.0080000004 3.0993962e+08
0.0080000004 3.0994237e+08
0.0080000004 3.0994541e+08
0.0080000004 3.099487e+08
0.0080000004 3.0995213e+08
0.0080000004 3.0995571e+08
0.0080000004 3.0995946e+08
0.0080000004 3.0996333e+08
0.0080000004 3.0996723e+08
0.0080000004 3.099712e+08
0.0080000004 3.099752e+08
0.0080000004 3.0997923e+08
0.0080000004 3.0998323e+08
0.0080000004 3.099873e+08
0.0080000004 3.099913e+08
0.0080000004 3.099953e+08
0.0080000004 3.0999933e+08
0.0080000004 3.1000326e+08
0.0080000004 3.1000717e+08
0.0080000004 3.1001104e+08
0.0080000004 3.1001491e+08
0.0090000004 3.1001491e+08
0.0090000004 3.1001882e+08
0.0090000004 3.1002288e+08
0.0090000004 3.1002694e+08
0.0090000004 3.1003114e+08
0.0090000004 3.1003533e+08
0.0090000004 3.1003958e+08
0.0090000004 3.1004384e+08
0.0090000004 3.1004813e+08
0.0090000004 3.1005238e+08
0.0090000004 3.1005664e+08
0.0090000004 3.1006086e+08
0.0090000004 3.1006506e+08
0.0090000004 3.1006918e+08
0.0090000004 3.1007328e+08
0.0090000004 3.1007731e+08
0.0090000004 3.1008128e+08
0.0090000004 3.1008525e+08
0.0090000004 3.1008909e+08
0.0090000004 3.100929e+08
0.0090000004 3.1009664e+08
0.01 3.1009664e+08
0.01 3.1010042e+08
0.01 3.1010413e+08
0.01 3.1010784e+08
0.01 3.1011146e+08
0.01 3.101151e+08
0.01 3.1011869e+08
0.01 3.1012224e+08
0.01 3.1012573e+08
0.01 3.1012918e+08
0.01 3.1013264e+08
0.01 3.1013606e+08
0.01 3.1013946e+08
0.01 3.1014278e+08
0.01 3.1014614e+08
0.01 3.1014944e+08
0.01 3.101527e+08
0.01 3.1015594e+08
0.01 3.1015917e+08
0.01 3.1016234e+08
0.01 3.101655e+08
0.011000001 3.101655e+08
0.011000001 3.1016867e+08
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[ Last edited by bwj0319 on 2012-7-29 at 21:46 ]
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xiegangmai: ½ð±Ò+1, лл²ÎÓ룡 2012-07-30 21:57:53
for(k=0;k<=9;k=k+1)
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k=0£¬ifÀïÃæt¾ÍÊÇ´Ó0¿ªÊ¼ÁË
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bwj0319

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ÒýÓûØÌû:
2Â¥: Originally posted by kylafree at 2012-07-29 19:26:27
for(k=0;k<=9;k=k+1)
{
if(t>=0.3*k&&t<0.225+0.3*k)

k=0£¬ifÀïÃæt¾ÍÊÇ´Ó0¿ªÊ¼ÁË

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