OilfieldToolsNet/LBPM
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fixed flow reversal bug

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This commit is contained in:
James E McClure 2019-03-24 04:33:59 -04:00
parent 79539f5ac5
commit 5a4f62f16d
1 changed files with 9 additions and 9 deletions
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18
models/ColorModel.cpp
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@ -596,15 +596,6 @@ void ScaLBL_ColorModel::Run(){
fprintf(kr_log_file,"%i %.5g %.5g %.5g %.5g %.5g %.5g ",CURRENT_STEADY_TIMESTEPS,muA,muB,5.796*alpha,Fx,Fy,Fz);
fprintf(kr_log_file,"%.5g %.5g %.5g %.5g %.5g %.5g %.5g %.5g\n",volA,volB,vA_x,vA_y,vA_z,vB_x,vB_y,vB_z);
fclose(kr_log_file);
// flow reversal criteria based on fractional flow
if (delta_volume_target < 0.0 &&
volA*sqrt(vA_x*vA_x + vA_y*vA_y + vA_z*vA_z)/(volB*sqrt(vB_x*vB_x + vB_y*vB_y + vB_z*vB_z)) < RESIDUAL_ENDPOINT_THRESHOLD){
delta_volume_target *= (-1.0);
}
else if (delta_volume_target > 0.0 &&
(volB*sqrt(vB_x*vB_x + vB_y*vB_y + vB_z*vB_z)) / (volA*sqrt(vA_x*vA_x + vA_y*vA_y + vA_z*vA_z)) < RESIDUAL_ENDPOINT_THRESHOLD){
delta_volume_target *= (-1.0);
}
printf(" Measured capillary number %f \n ",Ca);
}
@ -627,6 +618,15 @@ void ScaLBL_ColorModel::Run(){
if (rank == 0) printf(" -- adjust force by factor %f \n ",capillary_number / Ca);
Averages->SetParams(rhoA,rhoB,tauA,tauB,Fx,Fy,Fz,alpha,beta);
}
// flow reversal criteria based on fractional flow rate
if (delta_volume_target < 0.0 &&
volA*sqrt(vA_x*vA_x + vA_y*vA_y + vA_z*vA_z)/(volB*sqrt(vB_x*vB_x + vB_y*vB_y + vB_z*vB_z)) < RESIDUAL_ENDPOINT_THRESHOLD){
delta_volume_target *= (-1.0);
}
else if (delta_volume_target > 0.0 &&
(volB*sqrt(vB_x*vB_x + vB_y*vB_y + vB_z*vB_z)) / (volA*sqrt(vA_x*vA_x + vA_y*vA_y + vA_z*vA_z)) < RESIDUAL_ENDPOINT_THRESHOLD){
delta_volume_target *= (-1.0);
}
}
else{
if (rank==0){