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moved force regulator

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This commit is contained in:
James E McClure
2018-11-06 16:06:27 -05:00
parent d6bcf5b677
commit c4b8f3831e
1 changed files with 41 additions and 44 deletions
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85
models/ColorModel.cpp
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@@ -546,9 +546,48 @@ void ScaLBL_ColorModel::Run(){
if ( morph_timesteps > morph_interval ){
tolerance = 1.f;
MORPH_ADAPT = true;
double volB = Averages->Volume_w();
double volA = Averages->Volume_n();
double vA_x = Averages->van_global(0);
double vA_y = Averages->van_global(1);
double vA_z = Averages->van_global(2);
double vB_x = Averages->vaw_global(0);
double vB_y = Averages->vaw_global(1);
double vB_z = Averages->vaw_global(2);
double muA = rhoA*(tauA-0.5)/3.f;
double muB = rhoB*(tauB-0.5)/3.f;
double flow_rate_A = sqrt(vA_x*vA_x + vA_y*vA_y + vA_z*vA_z);
double flow_rate_B = sqrt(vB_x*vB_x + vB_y*vB_y + vB_z*vB_z);
double current_saturation = volB/(volA+volB);
double Ca = fabs(volA*muA*flow_rate_A + volB*muB*flow_rate_B)/(5.796*alpha*double(Nx*Ny*Nz*nprocs));
if (rank == 0) printf(" Measured capillary number %f \n ",Ca);
if (SET_CAPILLARY_NUMBER ){
Fx *= capillary_number / Ca;
Fy *= capillary_number / Ca;
Fz *= capillary_number / Ca;
double force_magnitude = sqrt(Fx*Fx + Fy*Fy + Fz*Fz);
if (force_magnitude > 1e-3){
Fx *= 1e-3/force_magnitude; // impose ceiling for stability
Fy *= 1e-3/force_magnitude;
Fz *= 1e-3/force_magnitude;
}
if (force_magnitude < 1e-6){
Fx *= 1e-6/force_magnitude; // impose floor
Fy *= 1e-6/force_magnitude;
Fz *= 1e-6/force_magnitude;
}
tolerance = fabs(Ca-capillary_number)/ Ca ;
if (rank == 0) printf(" -- adjust force by %f \n ",tolerance);
Averages->SetParams(rhoA,rhoB,tauA,tauB,Fx,Fy,Fz,alpha);
}
if (morph_delta > 0.f){
// wetting phase saturation will decrease
while (current_saturation < TARGET_SATURATION && target_saturation_index < target_saturation.size() ){
@@ -562,6 +601,7 @@ void ScaLBL_ColorModel::Run(){
if (rank==0) printf(" Set target saturation as %f (currently %f)\n",TARGET_SATURATION,current_saturation);
}
}
}
if (MORPH_ADAPT ){
if (rank==0) printf("***Morphological step with target saturation %f ***\n",TARGET_SATURATION);
@@ -579,50 +619,7 @@ void ScaLBL_ColorModel::Run(){
morph_timesteps = 0;
tolerance = 1.f;
}
if (SET_CAPILLARY_NUMBER ){
morph_timesteps += analysis_interval;
double vA_x = Averages->van_global(0);
double vA_y = Averages->van_global(1);
double vA_z = Averages->van_global(2);
double vB_x = Averages->vaw_global(0);
double vB_y = Averages->vaw_global(1);
double vB_z = Averages->vaw_global(2);
double volB = Averages->Volume_w();
double volA = Averages->Volume_n();
double muA = rhoA*(tauA-0.5)/3.f;
double muB = rhoB*(tauB-0.5)/3.f;
double flow_rate_A = sqrt(vA_x*vA_x + vA_y*vA_y + vA_z*vA_z);
double flow_rate_B = sqrt(vB_x*vB_x + vB_y*vB_y + vB_z*vB_z);
double Ca = fabs(volA*muA*flow_rate_A + volB*muB*flow_rate_B)/(5.796*alpha*double(Nx*Ny*Nz*nprocs));
if (rank == 0) printf(" Measured capillary number %f \n ",Ca);
/*if (morph_timesteps > 5000){
Fx *= (0.95 + 0.05*capillary_number / Ca);
Fy *= (0.95 + 0.05*capillary_number / Ca);
Fz *= (0.95 + 0.05*capillary_number / Ca);
double force_magnitude = sqrt(Fx*Fx + Fy*Fy + Fz*Fz);
if (force_magnitude > 1e-3){
Fx *= 1e-3/force_magnitude; // impose ceiling for stability
Fy *= 1e-3/force_magnitude;
Fz *= 1e-3/force_magnitude;
}
if (force_magnitude < 1e-6){
Fx *= 1e-6/force_magnitude; // impose floor
Fy *= 1e-6/force_magnitude;
Fz *= 1e-6/force_magnitude;
}
tolerance = fabs(1.f - (0.95 + 0.05*capillary_number / Ca));
if (rank == 0) printf(" -- adjust force by %f \n ",tolerance);
}
Averages->SetParams(rhoA,rhoB,tauA,tauB,Fx,Fy,Fz,alpha);
*/
}
morph_timesteps += analysis_interval;
}
}
analysis.finish();