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greyscale with corey d3q7

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This commit is contained in:
James McClure
2021-08-09 08:34:10 -04:00
parent 26a37631fc
commit c7ddae1017
6 changed files with 393 additions and 273 deletions
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4
common/ScaLBL.h
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@@ -88,12 +88,12 @@ extern "C" void ScaLBL_D3Q19_AAodd_GreyscaleColor(int *d_neighborList, int *Map,
double Fx, double Fy, double Fz, int strideY, int strideZ, int start, int finish, int Np);
extern "C" void ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(int *Map, double *dist, double *Aq, double *Bq, double *Den,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *Poros,double *Perm,double *Vel, double *Pressure,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *GreyKn, double *GreyKw, double *Poros,double *Perm,double *Vel, double *Pressure,
double rhoA, double rhoB, double tauA, double tauB,double tauA_eff,double tauB_eff, double alpha, double beta,
double Fx, double Fy, double Fz, bool RecoloringOff, int strideY, int strideZ, int start, int finish, int Np);
extern "C" void ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *d_neighborList, int *Map, double *dist, double *Aq, double *Bq, double *Den,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *Poros,double *Perm,double *Vel,double *Pressure,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *GreyKn, double *GreyKw, double *Poros, double *Perm,double *Vel,double *Pressure,
double rhoA, double rhoB, double tauA, double tauB, double tauA_eff,double tauB_eff, double alpha, double beta,
double Fx, double Fy, double Fz, bool RecoloringOff, int strideY, int strideZ, int start, int finish, int Np);

46
cpu/GreyscaleColor.cpp
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@@ -1341,7 +1341,7 @@ extern "C" void ScaLBL_D3Q19_AAeven_GreyscaleColor(int *Map, double *dist, doubl
//CP: capillary penalty
// also turn off recoloring for grey nodes
extern "C" void ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *neighborList, int *Map, double *dist, double *Aq, double *Bq, double *Den,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *Poros,double *Perm, double *Velocity, double *Pressure,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *GreyKn, double *GreyKw, double *Poros,double *Perm, double *Velocity, double *Pressure,
double rhoA, double rhoB, double tauA, double tauB,double tauA_eff,double tauB_eff,double alpha, double beta,
double Gx, double Gy, double Gz, bool RecoloringOff, int strideY, int strideZ, int start, int finish, int Np){
@@ -1376,6 +1376,7 @@ extern "C" void ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *neighborList, int *Map
double Sn_grey,Sw_grey;
/* Corey model parameters */
double Kn_grey,Kw_grey;
double Swn,Krn_grey,Krw_grey,mobility_ratio,jA,jB;
const double mrt_V1=0.05263157894736842;
@@ -1397,10 +1398,13 @@ extern "C" void ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *neighborList, int *Map
nB = Den[Np + n];
porosity = Poros[n];
perm = Perm[n];
//perm = Perm[n];
perm = 1.0;
W = GreySolidW[n];
Sn_grey = GreySn[n];
Sw_grey = GreySw[n];
Kn_grey = GreyKn[n];
Kw_grey = GreyKw[n];
// compute phase indicator field
phi=(nA-nB)/(nA+nB);
@@ -1413,15 +1417,22 @@ extern "C" void ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *neighborList, int *Map
rlx_setB = 8.f*(2.f-rlx_setA)/(8.f-rlx_setA);
mu_eff = (tau_eff-0.5)/3.0;//kinematic viscosity
if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0){
if (nA/(nA+nB)<Sn_grey && porosity !=1.0){
perm = Kw_grey;
Swn = 0.0;
}
else if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0){
Swn = (nA/(nA+nB) - Sn_grey) /(Sw_grey - Sn_grey);
Krn_grey = perm*0.5*(W+1.2)*Swn*Swn; // Corey model with exponent = 2, make sure that W cannot shift to zero
Krw_grey = perm*0.5*(1.2-W)*(1.0-Swn)*(1.0-Swn); // Corey model with exponent = 2, make sure that W cannot shift to zero
Krn_grey = Kn_grey*Swn*Swn; // Corey model with exponent = 2, make sure that W cannot shift to zero
Krw_grey = Kw_grey*(1.0-Swn)*(1.0-Swn); // Corey model with exponent = 2, make sure that W cannot shift to zero
// recompute the effective permeability
perm = mu_eff*(Krn_grey*3.0/(tauA-0.5) + Krw_grey*3.0/(tauA-0.5));
mobility_ratio =(nA*Krn_grey*3.0/(tauA-0.5) - nB*Krw_grey*3.0/(tauB-0.5))/(nA*Krn_grey*3.0/(tauA-0.5) + nB*Krw_grey*3.0/(tauB-0.5));
}
else if (nA/(nA+nB)>Sw_grey && porosity !=1.0){
perm = Kn_grey;
Swn = 1.0;
}
// Get the 1D index based on regular data layout
ijk = Map[n];
// COMPUTE THE COLOR GRADIENT
@@ -2161,7 +2172,7 @@ extern "C" void ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *neighborList, int *Map
//CP: capillary penalty
// also turn off recoloring for grey nodes
extern "C" void ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(int *Map, double *dist, double *Aq, double *Bq, double *Den,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *Poros,double *Perm, double *Velocity, double *Pressure,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *GreyKn, double *GreyKw, double *Poros,double *Perm, double *Velocity, double *Pressure,
double rhoA, double rhoB, double tauA, double tauB,double tauA_eff,double tauB_eff, double alpha, double beta,
double Gx, double Gy, double Gz, bool RecoloringOff, int strideY, int strideZ, int start, int finish, int Np){
@@ -2183,6 +2194,7 @@ extern "C" void ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(int *Map, double *dist, do
double Sn_grey,Sw_grey;
/* Corey model parameters */
double Kn_grey,Kw_grey;
double Swn,Krn_grey,Krw_grey,mobility_ratio,jA,jB;
//double GeoFun=0.0;//geometric function from Guo's PRE 66, 036304 (2002)
@@ -2213,10 +2225,13 @@ extern "C" void ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(int *Map, double *dist, do
nB = Den[Np + n];
porosity = Poros[n];
perm = Perm[n];
//perm = Perm[n];
perm = 1.0;
W = GreySolidW[n];
Sn_grey = GreySn[n];
Sw_grey = GreySw[n];
Kn_grey = GreyKn[n];
Kw_grey = GreyKw[n];
// compute phase indicator field
phi=(nA-nB)/(nA+nB);
@@ -2230,15 +2245,22 @@ extern "C" void ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(int *Map, double *dist, do
rlx_setB = 8.f*(2.f-rlx_setA)/(8.f-rlx_setA);
mu_eff = (tau_eff-0.5)/3.0;//kinematic viscosity
if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0){
if (nA/(nA+nB)<Sn_grey && porosity !=1.0){
perm = Kw_grey;
Swn = 0.0;
}
else if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0){
Swn = (nA/(nA+nB) - Sn_grey) /(Sw_grey - Sn_grey);
Krn_grey = perm*0.5*(W+1.2)*Swn*Swn; // Corey model with exponent = 2, make sure that W cannot shift to zero
Krw_grey = perm*0.5*(1.2-W)*(1.0-Swn)*(1.0-Swn); // Corey model with exponent = 2, make sure that W cannot shift to zero
Krn_grey = Kn_grey*Swn*Swn; // Corey model with exponent = 2, make sure that W cannot shift to zero
Krw_grey = Kw_grey*(1.0-Swn)*(1.0-Swn); // Corey model with exponent = 2, make sure that W cannot shift to zero
// recompute the effective permeability
perm = mu_eff*(Krn_grey*3.0/(tauA-0.5) + Krw_grey*3.0/(tauA-0.5));
mobility_ratio =(nA*Krn_grey*3.0/(tauA-0.5) - nB*Krw_grey*3.0/(tauB-0.5))/(nA*Krn_grey*3.0/(tauA-0.5) + nB*Krw_grey*3.0/(tauB-0.5));
}
else if (nA/(nA+nB)>Sw_grey && porosity !=1.0){
perm = Kn_grey;
Swn = 1.0;
}
// Get the 1D index based on regular data layout
ijk = Map[n];
// COMPUTE THE COLOR GRADIENT

250
cuda/GreyscaleColor.cu
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@@ -1450,7 +1450,7 @@ __global__ void dvc_ScaLBL_D3Q19_AAeven_GreyscaleColor(int *Map, double *dist,
//CP: capillary penalty
// also turn off recoloring for grey nodes
__global__ void dvc_ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *neighborList, int *Map, double *dist, double *Aq, double *Bq, double *Den,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *Poros,double *Perm, double *Velocity, double *Pressure,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *GreyKn, double *GreyKw, double *Poros,double *Perm, double *Velocity, double *Pressure,
double rhoA, double rhoB, double tauA, double tauB,double tauA_eff,double tauB_eff,double alpha, double beta,
double Gx, double Gy, double Gz, bool RecoloringOff, int strideY, int strideZ, int start, int finish, int Np){
@@ -1480,6 +1480,10 @@ __global__ void dvc_ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *neighborList, int
double W;//greyscale wetting strength
double Sn_grey,Sw_grey;
/* Corey model parameters */
double Kn_grey,Kw_grey;
double Swn,Krn_grey,Krw_grey,mobility_ratio,jA,jB;
const double mrt_V1=0.05263157894736842;
const double mrt_V2=0.012531328320802;
const double mrt_V3=0.04761904761904762;
@@ -1503,14 +1507,16 @@ __global__ void dvc_ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *neighborList, int
nB = Den[Np + n];
porosity = Poros[n];
perm = Perm[n];
//perm = Perm[n];
perm = 1.0;
W = GreySolidW[n];
Sn_grey = GreySn[n];
Sw_grey = GreySw[n];
Kn_grey = GreyKn[n];
Kw_grey = GreyKw[n];
// compute phase indicator field
phi=(nA-nB)/(nA+nB);
// local density
rho0=rhoA + 0.5*(1.0-phi)*(rhoB-rhoA);
// local relaxation time
@@ -1520,6 +1526,22 @@ __global__ void dvc_ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *neighborList, int
rlx_setB = 8.f*(2.f-rlx_setA)/(8.f-rlx_setA);
mu_eff = (tau_eff-0.5)/3.0;//kinematic viscosity
if (nA/(nA+nB)<Sn_grey && porosity !=1.0){
perm = Kw_grey;
Swn = 0.0;
}
else if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0){
Swn = (nA/(nA+nB) - Sn_grey) /(Sw_grey - Sn_grey);
Krn_grey = Kn_grey*Swn*Swn; // Corey model with exponent = 2, make sure that W cannot shift to zero
Krw_grey = Kw_grey*(1.0-Swn)*(1.0-Swn); // Corey model with exponent = 2, make sure that W cannot shift to zero
// recompute the effective permeability
perm = mu_eff*(Krn_grey*3.0/(tauA-0.5) + Krw_grey*3.0/(tauA-0.5));
mobility_ratio =(nA*Krn_grey*3.0/(tauA-0.5) - nB*Krw_grey*3.0/(tauB-0.5))/(nA*Krn_grey*3.0/(tauA-0.5) + nB*Krw_grey*3.0/(tauB-0.5));
}
else if (nA/(nA+nB)>Sw_grey && porosity !=1.0){
perm = Kn_grey;
Swn = 1.0;
}
// Get the 1D index based on regular data layout
ijk = Map[n];
// COMPUTE THE COLOR GRADIENT
@@ -1585,31 +1607,31 @@ __global__ void dvc_ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *neighborList, int
nz = -3.0/18.0*(m5-m6+0.5*(m11-m12-m13+m14+m15-m16-m17+m18));
//............Compute the Greyscale Potential Gradient.....................
// Fcpx = 0.0;
// Fcpy = 0.0;
// Fcpz = 0.0;
// if (porosity!=1.0){
// //Fcpx = -3.0/18.0*(gp1-gp2+0.5*(gp7-gp8+gp9-gp10+gp11-gp12+gp13-gp14));
// //Fcpy = -3.0/18.0*(gp3-gp4+0.5*(gp7-gp8-gp9+gp10+gp15-gp16+gp17-gp18));
// //Fcpz = -3.0/18.0*(gp5-gp6+0.5*(gp11-gp12-gp13+gp14+gp15-gp16-gp17+gp18));
// Fcpx = -3.0/18.0*(m1-m2+0.5*(m7-m8+m9-m10+m11-m12+m13-m14));
// Fcpy = -3.0/18.0*(m3-m4+0.5*(m7-m8-m9+m10+m15-m16+m17-m18));
// Fcpz = -3.0/18.0*(m5-m6+0.5*(m11-m12-m13+m14+m15-m16-m17+m18));
// Fcpx *= alpha*W/sqrt(perm);
// Fcpy *= alpha*W/sqrt(perm);
// Fcpz *= alpha*W/sqrt(perm);
// //double Fcp_mag_temp = sqrt(Fcpx*Fcpx+Fcpy*Fcpy+Fcpz*Fcpz);
// //double Fcp_mag = Fcp_mag_temp;
// //if (Fcp_mag_temp==0.0) Fcp_mag=1.0;
// //nx = Fcpx/Fcp_mag;
// //ny = Fcpy/Fcp_mag;
// //nz = Fcpz/Fcp_mag;
// }
// Fcpx = 0.0;
// Fcpy = 0.0;
// Fcpz = 0.0;
// if (porosity!=1.0){
// //Fcpx = -3.0/18.0*(gp1-gp2+0.5*(gp7-gp8+gp9-gp10+gp11-gp12+gp13-gp14));
// //Fcpy = -3.0/18.0*(gp3-gp4+0.5*(gp7-gp8-gp9+gp10+gp15-gp16+gp17-gp18));
// //Fcpz = -3.0/18.0*(gp5-gp6+0.5*(gp11-gp12-gp13+gp14+gp15-gp16-gp17+gp18));
// Fcpx = -3.0/18.0*(m1-m2+0.5*(m7-m8+m9-m10+m11-m12+m13-m14));
// Fcpy = -3.0/18.0*(m3-m4+0.5*(m7-m8-m9+m10+m15-m16+m17-m18));
// Fcpz = -3.0/18.0*(m5-m6+0.5*(m11-m12-m13+m14+m15-m16-m17+m18));
// Fcpx *= alpha*W/sqrt(perm);
// Fcpy *= alpha*W/sqrt(perm);
// Fcpz *= alpha*W/sqrt(perm);
// //double Fcp_mag_temp = sqrt(Fcpx*Fcpx+Fcpy*Fcpy+Fcpz*Fcpz);
// //double Fcp_mag = Fcp_mag_temp;
// //if (Fcp_mag_temp==0.0) Fcp_mag=1.0;
// //nx = Fcpx/Fcp_mag;
// //ny = Fcpy/Fcp_mag;
// //nz = Fcpz/Fcp_mag;
// }
Fcpx = nx;
Fcpy = ny;
Fcpz = nz;
double Fcp_mag=sqrt(Fcpx*Fcpx+Fcpy*Fcpy+Fcpz*Fcpz);
if (Fcp_mag==0.0); Fcpx=Fcpy=Fcpz=0.0;
if (Fcp_mag==0.0) Fcpx=Fcpy=Fcpz=0.0;
//NOTE for open node (porosity=1.0),Fcp=0.0
Fcpx *= alpha*W*(1.0-porosity)/sqrt(perm);
Fcpy *= alpha*W*(1.0-porosity)/sqrt(perm);
@@ -2166,17 +2188,23 @@ __global__ void dvc_ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *neighborList, int
//...............................................
// q = 0,2,4
// Cq = {1,0,0}, {0,1,0}, {0,0,1}
jA = nA*ux;
jB = nB*ux;
delta = beta*nA*nB*nAB*0.1111111111111111*nx;
if (!(nA*nB*nAB>0)) delta=0;
//----------------newly added for better control of recoloring---------------//
if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0) delta = 0.0;
if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0){
delta = 0.0;
jA = 0.5*ux*(nA+nB)*(1.0+mobility_ratio);
jB = 0.5*ux*(nA+nB)*(1.0-mobility_ratio);
}
if (nA/(nA+nB)>Sw_grey && porosity !=1.0) delta = -1.0*delta;
//---------------------------------------------------------------------------//
if (RecoloringOff==true && porosity !=1.0) delta=0;
a1 = nA*(0.1111111111111111*(1+4.5*ux))+delta;
b1 = nB*(0.1111111111111111*(1+4.5*ux))-delta;
a2 = nA*(0.1111111111111111*(1-4.5*ux))-delta;
b2 = nB*(0.1111111111111111*(1-4.5*ux))+delta;
a1 = (0.1111111111111111*(nA+4.5*jA))+delta;
b1 = (0.1111111111111111*(nB+4.5*jB))-delta;
a2 = (0.1111111111111111*(nA-4.5*jA))-delta;
b2 = (0.1111111111111111*(nB-4.5*jB))+delta;
// q = 1
//nread = neighborList[n+Np];
@@ -2189,17 +2217,23 @@ __global__ void dvc_ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *neighborList, int
//...............................................
// Cq = {0,1,0}
jA = nA*uy;
jB = nB*uy;
delta = beta*nA*nB*nAB*0.1111111111111111*ny;
if (!(nA*nB*nAB>0)) delta=0;
//----------------newly added for better control of recoloring---------------//
if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0) delta = 0.0;
if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0){
delta = 0.0;
jA = 0.5*uy*(nA+nB)*(1.0+mobility_ratio);
jB = 0.5*uy*(nA+nB)*(1.0-mobility_ratio);
}
if (nA/(nA+nB)>Sw_grey && porosity !=1.0) delta = -1.0*delta;
//---------------------------------------------------------------------------//
if (RecoloringOff==true && porosity !=1.0) delta=0;
a1 = nA*(0.1111111111111111*(1+4.5*uy))+delta;
b1 = nB*(0.1111111111111111*(1+4.5*uy))-delta;
a2 = nA*(0.1111111111111111*(1-4.5*uy))-delta;
b2 = nB*(0.1111111111111111*(1-4.5*uy))+delta;
a1 = (0.1111111111111111*(nA+4.5*jA))+delta;
b1 = (0.1111111111111111*(nB+4.5*jB))-delta;
a2 = (0.1111111111111111*(nA-4.5*jA))-delta;
b2 = (0.1111111111111111*(nB-4.5*jB))+delta;
// q = 3
//nread = neighborList[n+3*Np];
@@ -2213,17 +2247,24 @@ __global__ void dvc_ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *neighborList, int
//...............................................
// q = 4
// Cq = {0,0,1}
jA = nA*uz;
jB = nB*uz;
delta = beta*nA*nB*nAB*0.1111111111111111*nz;
if (!(nA*nB*nAB>0)) delta=0;
//----------------newly added for better control of recoloring---------------//
if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0) delta = 0.0;
if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0){
delta = 0.0;
jA = 0.5*uz*(nA+nB)*(1.0+mobility_ratio);
jB = 0.5*uz*(nA+nB)*(1.0-mobility_ratio);
}
if (nA/(nA+nB)>Sw_grey && porosity !=1.0) delta = -1.0*delta;
//---------------------------------------------------------------------------//
if (RecoloringOff==true && porosity !=1.0) delta=0;
a1 = nA*(0.1111111111111111*(1+4.5*uz))+delta;
b1 = nB*(0.1111111111111111*(1+4.5*uz))-delta;
a2 = nA*(0.1111111111111111*(1-4.5*uz))-delta;
b2 = nB*(0.1111111111111111*(1-4.5*uz))+delta;
a1 = (0.1111111111111111*(nA+4.5*jA))+delta;
b1 = (0.1111111111111111*(nB+4.5*jB))-delta;
a2 = (0.1111111111111111*(nA-4.5*jA))-delta;
b2 = (0.1111111111111111*(nB-4.5*jB))+delta;
// q = 5
//nread = neighborList[n+5*Np];
@@ -2241,7 +2282,7 @@ __global__ void dvc_ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *neighborList, int
//CP: capillary penalty
// also turn off recoloring for grey nodes
__global__ void dvc_ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(int *Map, double *dist, double *Aq, double *Bq, double *Den,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *Poros,double *Perm, double *Velocity, double *Pressure,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *GreyKn, double *GreyKw, double *Poros,double *Perm, double *Velocity, double *Pressure,
double rhoA, double rhoB, double tauA, double tauB,double tauA_eff,double tauB_eff, double alpha, double beta,
double Gx, double Gy, double Gz, bool RecoloringOff, int strideY, int strideZ, int start, int finish, int Np){
int ijk,nn,n;
@@ -2266,6 +2307,10 @@ __global__ void dvc_ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(int *Map, double *dis
double W;//greyscale wetting strength
double Sn_grey,Sw_grey;
/* Corey model parameters */
double Kn_grey,Kw_grey;
double Swn,Krn_grey,Krw_grey,mobility_ratio,jA,jB;
const double mrt_V1=0.05263157894736842;
const double mrt_V2=0.012531328320802;
const double mrt_V3=0.04761904761904762;
@@ -2284,16 +2329,17 @@ __global__ void dvc_ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(int *Map, double *dis
//........Get 1-D index for this thread....................
n = S*blockIdx.x*blockDim.x + s*blockDim.x + threadIdx.x + start;
if (n<finish) {
// read the component number densities
nA = Den[n];
nB = Den[Np + n];
porosity = Poros[n];
perm = Perm[n];
//perm = Perm[n];
perm = 1.0;
W = GreySolidW[n];
Sn_grey = GreySn[n];
Sw_grey = GreySw[n];
Kn_grey = GreyKn[n];
Kw_grey = GreyKw[n];
// compute phase indicator field
phi=(nA-nB)/(nA+nB);
@@ -2307,6 +2353,22 @@ __global__ void dvc_ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(int *Map, double *dis
rlx_setB = 8.f*(2.f-rlx_setA)/(8.f-rlx_setA);
mu_eff = (tau_eff-0.5)/3.0;//kinematic viscosity
if (nA/(nA+nB)<Sn_grey && porosity !=1.0){
perm = Kw_grey;
Swn = 0.0;
}
else if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0){
Swn = (nA/(nA+nB) - Sn_grey) /(Sw_grey - Sn_grey);
Krn_grey = Kn_grey*Swn*Swn; // Corey model with exponent = 2, make sure that W cannot shift to zero
Krw_grey = Kw_grey*(1.0-Swn)*(1.0-Swn); // Corey model with exponent = 2, make sure that W cannot shift to zero
// recompute the effective permeability
perm = mu_eff*(Krn_grey*3.0/(tauA-0.5) + Krw_grey*3.0/(tauA-0.5));
mobility_ratio =(nA*Krn_grey*3.0/(tauA-0.5) - nB*Krw_grey*3.0/(tauB-0.5))/(nA*Krn_grey*3.0/(tauA-0.5) + nB*Krw_grey*3.0/(tauB-0.5));
}
else if (nA/(nA+nB)>Sw_grey && porosity !=1.0){
perm = Kn_grey;
Swn = 1.0;
}
// Get the 1D index based on regular data layout
ijk = Map[n];
// COMPUTE THE COLOR GRADIENT
@@ -2372,31 +2434,31 @@ __global__ void dvc_ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(int *Map, double *dis
nz = -3.0/18.0*(m5-m6+0.5*(m11-m12-m13+m14+m15-m16-m17+m18));
//............Compute the Greyscale Potential Gradient.....................
// Fcpx = 0.0;
// Fcpy = 0.0;
// Fcpz = 0.0;
// if (porosity!=1.0){
// //Fcpx = -3.0/18.0*(gp1-gp2+0.5*(gp7-gp8+gp9-gp10+gp11-gp12+gp13-gp14));
// //Fcpy = -3.0/18.0*(gp3-gp4+0.5*(gp7-gp8-gp9+gp10+gp15-gp16+gp17-gp18));
// //Fcpz = -3.0/18.0*(gp5-gp6+0.5*(gp11-gp12-gp13+gp14+gp15-gp16-gp17+gp18));
// Fcpx = -3.0/18.0*(m1-m2+0.5*(m7-m8+m9-m10+m11-m12+m13-m14));
// Fcpy = -3.0/18.0*(m3-m4+0.5*(m7-m8-m9+m10+m15-m16+m17-m18));
// Fcpz = -3.0/18.0*(m5-m6+0.5*(m11-m12-m13+m14+m15-m16-m17+m18));
// Fcpx *= alpha*W/sqrt(perm);
// Fcpy *= alpha*W/sqrt(perm);
// Fcpz *= alpha*W/sqrt(perm);
// double Fcp_mag_temp = sqrt(Fcpx*Fcpx+Fcpy*Fcpy+Fcpz*Fcpz);
// double Fcp_mag = Fcp_mag_temp;
// if (Fcp_mag_temp==0.0) Fcp_mag=1.0;
// nx = Fcpx/Fcp_mag;
// ny = Fcpy/Fcp_mag;
// nz = Fcpz/Fcp_mag;
// }
// Fcpx = 0.0;
// Fcpy = 0.0;
// Fcpz = 0.0;
// if (porosity!=1.0){
// //Fcpx = -3.0/18.0*(gp1-gp2+0.5*(gp7-gp8+gp9-gp10+gp11-gp12+gp13-gp14));
// //Fcpy = -3.0/18.0*(gp3-gp4+0.5*(gp7-gp8-gp9+gp10+gp15-gp16+gp17-gp18));
// //Fcpz = -3.0/18.0*(gp5-gp6+0.5*(gp11-gp12-gp13+gp14+gp15-gp16-gp17+gp18));
// Fcpx = -3.0/18.0*(m1-m2+0.5*(m7-m8+m9-m10+m11-m12+m13-m14));
// Fcpy = -3.0/18.0*(m3-m4+0.5*(m7-m8-m9+m10+m15-m16+m17-m18));
// Fcpz = -3.0/18.0*(m5-m6+0.5*(m11-m12-m13+m14+m15-m16-m17+m18));
// Fcpx *= alpha*W/sqrt(perm);
// Fcpy *= alpha*W/sqrt(perm);
// Fcpz *= alpha*W/sqrt(perm);
// double Fcp_mag_temp = sqrt(Fcpx*Fcpx+Fcpy*Fcpy+Fcpz*Fcpz);
// double Fcp_mag = Fcp_mag_temp;
// if (Fcp_mag_temp==0.0) Fcp_mag=1.0;
// nx = Fcpx/Fcp_mag;
// ny = Fcpy/Fcp_mag;
// nz = Fcpz/Fcp_mag;
// }
Fcpx = nx;
Fcpy = ny;
Fcpz = nz;
double Fcp_mag=sqrt(Fcpx*Fcpx+Fcpy*Fcpy+Fcpz*Fcpz);
if (Fcp_mag==0.0); Fcpx=Fcpy=Fcpz=0.0;
if (Fcp_mag==0.0) Fcpx=Fcpy=Fcpz=0.0;
//NOTE for open node (porosity=1.0),Fcp=0.0
Fcpx *= alpha*W*(1.0-porosity)/sqrt(perm);
Fcpy *= alpha*W*(1.0-porosity)/sqrt(perm);
@@ -2886,17 +2948,23 @@ __global__ void dvc_ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(int *Map, double *dis
//...............................................
// q = 0,2,4
// Cq = {1,0,0}, {0,1,0}, {0,0,1}
jA = nA*ux;
jB = nB*ux;
delta = beta*nA*nB*nAB*0.1111111111111111*nx;
if (!(nA*nB*nAB>0)) delta=0;
//----------------newly added for better control of recoloring---------------//
if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0) delta = 0.0;
if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0){
delta = 0.0;
jA = 0.5*ux*(nA+nB)*(1.0+mobility_ratio);
jB = 0.5*ux*(nA+nB)*(1.0-mobility_ratio);
}
if (nA/(nA+nB)>Sw_grey && porosity !=1.0) delta = -1.0*delta;
//---------------------------------------------------------------------------//
if (RecoloringOff==true && porosity !=1.0) delta=0;
a1 = nA*(0.1111111111111111*(1+4.5*ux))+delta;
b1 = nB*(0.1111111111111111*(1+4.5*ux))-delta;
a2 = nA*(0.1111111111111111*(1-4.5*ux))-delta;
b2 = nB*(0.1111111111111111*(1-4.5*ux))+delta;
a1 = (0.1111111111111111*(nA+4.5*jA))+delta;
b1 = (0.1111111111111111*(nB+4.5*jB))-delta;
a2 = (0.1111111111111111*(nA-4.5*jA))-delta;
b2 = (0.1111111111111111*(nB-4.5*jB))+delta;
Aq[1*Np+n] = a1;
Bq[1*Np+n] = b1;
@@ -2904,45 +2972,57 @@ __global__ void dvc_ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(int *Map, double *dis
Bq[2*Np+n] = b2;
//...............................................
// q = 2
// Cq = {0,1,0}
jA = nA*uy;
jB = nB*uy;
delta = beta*nA*nB*nAB*0.1111111111111111*ny;
if (!(nA*nB*nAB>0)) delta=0;
//----------------newly added for better control of recoloring---------------//
if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0) delta = 0.0;
if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0){
delta = 0.0;
jA = 0.5*uy*(nA+nB)*(1.0+mobility_ratio);
jB = 0.5*uy*(nA+nB)*(1.0-mobility_ratio);
}
if (nA/(nA+nB)>Sw_grey && porosity !=1.0) delta = -1.0*delta;
//---------------------------------------------------------------------------//
if (RecoloringOff==true && porosity !=1.0) delta=0;
a1 = nA*(0.1111111111111111*(1+4.5*uy))+delta;
b1 = nB*(0.1111111111111111*(1+4.5*uy))-delta;
a2 = nA*(0.1111111111111111*(1-4.5*uy))-delta;
b2 = nB*(0.1111111111111111*(1-4.5*uy))+delta;
a1 = (0.1111111111111111*(nA+4.5*jA))+delta;
b1 = (0.1111111111111111*(nB+4.5*jB))-delta;
a2 = (0.1111111111111111*(nA-4.5*jA))-delta;
b2 = (0.1111111111111111*(nB-4.5*jB))+delta;
Aq[3*Np+n] = a1;
Bq[3*Np+n] = b1;
Aq[4*Np+n] = a2;
Bq[4*Np+n] = b2;
//...............................................
// q = 4
// Cq = {0,0,1}
jA = nA*uz;
jB = nB*uz;
delta = beta*nA*nB*nAB*0.1111111111111111*nz;
if (!(nA*nB*nAB>0)) delta=0;
//----------------newly added for better control of recoloring---------------//
if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0) delta = 0.0;
if (nA/(nA+nB)>=Sn_grey && nA/(nA+nB) <= Sw_grey && porosity !=1.0){
delta = 0.0;
jA = 0.5*uz*(nA+nB)*(1.0+mobility_ratio);
jB = 0.5*uz*(nA+nB)*(1.0-mobility_ratio);
}
if (nA/(nA+nB)>Sw_grey && porosity !=1.0) delta = -1.0*delta;
//---------------------------------------------------------------------------//
if (RecoloringOff==true && porosity !=1.0) delta=0;
a1 = nA*(0.1111111111111111*(1+4.5*uz))+delta;
b1 = nB*(0.1111111111111111*(1+4.5*uz))-delta;
a2 = nA*(0.1111111111111111*(1-4.5*uz))-delta;
b2 = nB*(0.1111111111111111*(1-4.5*uz))+delta;
a1 = (0.1111111111111111*(nA+4.5*jA))+delta;
b1 = (0.1111111111111111*(nB+4.5*jB))-delta;
a2 = (0.1111111111111111*(nA-4.5*jA))-delta;
b2 = (0.1111111111111111*(nB-4.5*jB))+delta;
Aq[5*Np+n] = a1;
Bq[5*Np+n] = b1;
Aq[6*Np+n] = a2;
Bq[6*Np+n] = b2;
//...............................................
}
}
}
@@ -4530,11 +4610,11 @@ extern "C" void ScaLBL_PhaseField_InitFromRestart(double *Den, double *Aq, doubl
//Model-1 & 4 with capillary pressure penalty
extern "C" void ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(int *Map, double *dist, double *Aq, double *Bq, double *Den,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *Poros,double *Perm,double *Vel, double *Pressure,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *GreyKn, double *GreyKw, double *Poros,double *Perm,double *Vel, double *Pressure,
double rhoA, double rhoB, double tauA, double tauB,double tauA_eff,double tauB_eff, double alpha, double beta,
double Fx, double Fy, double Fz, bool RecoloringOff, int strideY, int strideZ, int start, int finish, int Np){
dvc_ScaLBL_D3Q19_AAeven_GreyscaleColor_CP<<<NBLOCKS,NTHREADS >>>(Map, dist, Aq, Bq, Den, Phi, GreySolidW, GreySn, GreySw, Poros, Perm, Vel, Pressure,
dvc_ScaLBL_D3Q19_AAeven_GreyscaleColor_CP<<<NBLOCKS,NTHREADS >>>(Map, dist, Aq, Bq, Den, Phi, GreySolidW, GreySn, GreySw, GreyKn, GreyKw, Poros, Perm, Vel, Pressure,
rhoA, rhoB, tauA, tauB, tauA_eff, tauB_eff, alpha, beta, Fx, Fy, Fz, RecoloringOff, strideY, strideZ, start, finish, Np);
cudaError_t err = cudaGetLastError();
@@ -4546,11 +4626,11 @@ extern "C" void ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(int *Map, double *dist, do
//Model-1 & 4 with capillary pressure penalty
extern "C" void ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(int *d_neighborList, int *Map, double *dist, double *Aq, double *Bq, double *Den,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *Poros,double *Perm,double *Vel,double *Pressure,
double *Phi, double *GreySolidW, double *GreySn, double *GreySw, double *GreyKn, double *GreyKw, double *Poros,double *Perm,double *Vel,double *Pressure,
double rhoA, double rhoB, double tauA, double tauB, double tauA_eff,double tauB_eff, double alpha, double beta,
double Fx, double Fy, double Fz, bool RecoloringOff, int strideY, int strideZ, int start, int finish, int Np){
dvc_ScaLBL_D3Q19_AAodd_GreyscaleColor_CP<<<NBLOCKS,NTHREADS >>>(d_neighborList, Map, dist, Aq, Bq, Den, Phi, GreySolidW, GreySn, GreySw, Poros, Perm,Vel,Pressure,
dvc_ScaLBL_D3Q19_AAodd_GreyscaleColor_CP<<<NBLOCKS,NTHREADS >>>(d_neighborList, Map, dist, Aq, Bq, Den, Phi, GreySolidW, GreySn, GreySw, GreyKn, GreyKw, Poros, Perm,Vel,Pressure,
rhoA, rhoB, tauA, tauB, tauA_eff, tauB_eff,alpha, beta, Fx, Fy, Fz, RecoloringOff, strideY, strideZ, start, finish, Np);
cudaError_t err = cudaGetLastError();

12
docs/source/userGuide/models/color/index.rst
View File

@@ -54,12 +54,12 @@ Model parameters
The essential model parameters for the color model are
- ``alpha`` -- control the interfacial tension between fluids with :math:`0 < \alpha < 0.01`
- ``beta`` -- control the width of the interface with key :math:`\beta < 1`
- ``tauA`` -- control the viscosity of fluid A with :math:`0.7 < \tau_A < 1.5`
- ``tauB`` -- control the viscosity of fluid B with :math:`0.7 < \tau_B < 1.5`
- ``rhoA`` -- control the viscosity of fluid A with :math:`0.05 < \rho_A < 1.0`
- ``rhoB`` -- control the viscosity of fluid B with :math:`0.05 < \rho_B < 1.0`
- ``alpha`` -- control the interfacial tension between fluids -- :math:`0 < \alpha < 0.01`
- ``beta`` -- control the width of the interface -- :math:`\beta < 1`
- ``tauA`` -- control the viscosity of fluid A -- :math:`0.7 < \tau_A < 1.5`
- ``tauB`` -- control the viscosity of fluid B -- :math:`0.7 < \tau_B < 1.5`
- ``rhoA`` -- control the viscosity of fluid A -- :math:`0.05 < \rho_A < 1.0`
- ``rhoB`` -- control the viscosity of fluid B -- :math:`0.05 < \rho_B < 1.0`
****************************
Model Formulation

30
models/GreyscaleColorModel.cpp
View File

@@ -311,23 +311,31 @@ void ScaLBL_GreyscaleColorModel::AssignGreySolidLabels()//apply capillary penalt
double *GreySolidW_host = new double [Np];
double *GreySn_host = new double [Np];
double *GreySw_host = new double [Np];
double *GreyKn_host = new double [Np];
double *GreyKw_host = new double [Np];
size_t NLABELS=0;
signed char VALUE=0;
double AFFINITY=0.f;
double Sn,Sw;//end-point saturation of greynodes set by users
double Kn,Kw; // endpoint effective permeability
auto LabelList = greyscaleColor_db->getVector<int>( "GreySolidLabels" );
auto AffinityList = greyscaleColor_db->getVector<double>( "GreySolidAffinity" );
auto SnList = greyscaleColor_db->getVector<double>( "GreySnList" );
auto SwList = greyscaleColor_db->getVector<double>( "GreySwList" );
auto SnList = greyscaleColor_db->getVector<double>( "grey_endpoint_A" );
auto SwList = greyscaleColor_db->getVector<double>( "grey_endpoint_B" );
auto KnList = greyscaleColor_db->getVector<double>( "grey_endpoint_permeability_A" );
auto KwList = greyscaleColor_db->getVector<double>( "grey_endpoint_permeability_B" );
NLABELS=LabelList.size();
if (NLABELS != AffinityList.size()){
ERROR("Error: GreySolidLabels and GreySolidAffinity must be the same length! \n");
}
if (NLABELS != SnList.size() || NLABELS != SwList.size()){
ERROR("Error: GreySolidLabels, GreySnList, and GreySwList must be the same length! \n");
ERROR("Error: GreySolidLabels, grey_endpoint_A, and grey_endpoint_B must be the same length! \n");
}
if (NLABELS != KnList.size() || NLABELS != KwList.size()){
ERROR("Error: GreySolidLabels, grey_endpoint_permeability_A, and grey_endpoint_permeability_B must be the same length! \n");
}
for (int k=0;k<Nz;k++){
@@ -344,6 +352,8 @@ void ScaLBL_GreyscaleColorModel::AssignGreySolidLabels()//apply capillary penalt
AFFINITY=AffinityList[idx];
Sn = SnList[idx];
Sw = SwList[idx];
Kn = SnList[idx];
Kw = SwList[idx];
idx = NLABELS;
}
}
@@ -352,6 +362,8 @@ void ScaLBL_GreyscaleColorModel::AssignGreySolidLabels()//apply capillary penalt
GreySolidW_host[idx] = AFFINITY;
GreySn_host[idx] = Sn;
GreySw_host[idx] = Sw;
GreyKn_host[idx] = Kn;
GreyKw_host[idx] = Kw;
}
}
}
@@ -374,6 +386,8 @@ void ScaLBL_GreyscaleColorModel::AssignGreySolidLabels()//apply capillary penalt
ScaLBL_CopyToDevice(GreySolidW, GreySolidW_host, Np*sizeof(double));
ScaLBL_CopyToDevice(GreySn, GreySn_host, Np*sizeof(double));
ScaLBL_CopyToDevice(GreySw, GreySw_host, Np*sizeof(double));
ScaLBL_CopyToDevice(GreyKn, GreySn_host, Np*sizeof(double));
ScaLBL_CopyToDevice(GreyKw, GreySw_host, Np*sizeof(double));
ScaLBL_Comm->Barrier();
delete [] GreySolidW_host;
delete [] GreySn_host;
@@ -621,6 +635,8 @@ void ScaLBL_GreyscaleColorModel::Create(){
ScaLBL_AllocateDeviceMemory((void **) &GreySolidW, sizeof(double)*Np);
ScaLBL_AllocateDeviceMemory((void **) &GreySn, sizeof(double)*Np);
ScaLBL_AllocateDeviceMemory((void **) &GreySw, sizeof(double)*Np);
ScaLBL_AllocateDeviceMemory((void **) &GreyKn, sizeof(double)*Np);
ScaLBL_AllocateDeviceMemory((void **) &GreyKw, sizeof(double)*Np);
ScaLBL_AllocateDeviceMemory((void **) &Porosity_dvc, sizeof(double)*Np);
ScaLBL_AllocateDeviceMemory((void **) &Permeability_dvc, sizeof(double)*Np);
//...........................................................................
@@ -944,7 +960,7 @@ void ScaLBL_GreyscaleColorModel::Run(){
// Halo exchange for phase field
ScaLBL_Comm_Regular->SendHalo(Phi);
//Model-1&4 with capillary pressure penalty for grey nodes
ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(NeighborList, dvcMap, fq, Aq, Bq, Den, Phi, GreySolidW,GreySn,GreySw,Porosity_dvc,Permeability_dvc,Velocity,Pressure,
ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(NeighborList, dvcMap, fq, Aq, Bq, Den, Phi, GreySolidW,GreySn,GreySw,GreyKn,GreyKw,Porosity_dvc,Permeability_dvc,Velocity,Pressure,
rhoA, rhoB, tauA, tauB,tauA_eff, tauB_eff,
alpha, beta, Fx, Fy, Fz, RecoloringOff, Nx, Nx*Ny, ScaLBL_Comm->FirstInterior(), ScaLBL_Comm->LastInterior(), Np);
//Model-1&4
@@ -973,7 +989,7 @@ void ScaLBL_GreyscaleColorModel::Run(){
}
//Model-1&4 with capillary pressure penalty for grey nodes
ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(NeighborList, dvcMap, fq, Aq, Bq, Den, Phi, GreySolidW,GreySn,GreySw,Porosity_dvc,Permeability_dvc,Velocity,Pressure,
ScaLBL_D3Q19_AAodd_GreyscaleColor_CP(NeighborList, dvcMap, fq, Aq, Bq, Den, Phi, GreySolidW,GreySn,GreySw,GreyKn,GreyKw,Porosity_dvc,Permeability_dvc,Velocity,Pressure,
rhoA, rhoB, tauA, tauB,tauA_eff, tauB_eff,
alpha, beta, Fx, Fy, Fz, RecoloringOff, Nx, Nx*Ny, 0, ScaLBL_Comm->LastExterior(), Np);
//Model-1&4
@@ -1006,7 +1022,7 @@ void ScaLBL_GreyscaleColorModel::Run(){
}
ScaLBL_Comm_Regular->SendHalo(Phi);
//Model-1&4 with capillary pressure penalty for grey nodes
ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(dvcMap, fq, Aq, Bq, Den, Phi, GreySolidW,GreySn,GreySw,Porosity_dvc,Permeability_dvc,Velocity,Pressure,
ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(dvcMap, fq, Aq, Bq, Den, Phi, GreySolidW,GreySn,GreySw,GreyKn,GreyKw,Porosity_dvc,Permeability_dvc,Velocity,Pressure,
rhoA, rhoB, tauA, tauB,tauA_eff, tauB_eff,
alpha, beta, Fx, Fy, Fz, RecoloringOff, Nx, Nx*Ny, ScaLBL_Comm->FirstInterior(), ScaLBL_Comm->LastInterior(), Np);
//Model-1&4
@@ -1035,7 +1051,7 @@ void ScaLBL_GreyscaleColorModel::Run(){
}
//Model-1&4 with capillary pressure penalty for grey nodes
ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(dvcMap, fq, Aq, Bq, Den, Phi, GreySolidW,GreySn,GreySw,Porosity_dvc,Permeability_dvc,Velocity,Pressure,
ScaLBL_D3Q19_AAeven_GreyscaleColor_CP(dvcMap, fq, Aq, Bq, Den, Phi, GreySolidW,GreySn,GreySw,GreyKn,GreyKw,Porosity_dvc,Permeability_dvc,Velocity,Pressure,
rhoA, rhoB, tauA, tauB,tauA_eff, tauB_eff,
alpha, beta, Fx, Fy, Fz, RecoloringOff, Nx, Nx*Ny, 0, ScaLBL_Comm->LastExterior(), Np);
//Model-1&4

2
models/GreyscaleColorModel.h
View File

@@ -70,6 +70,8 @@ public:
double *GreySolidW;
double *GreySn;
double *GreySw;
double *GreyKn;
double *GreyKw;
//double *ColorGrad;
double *Velocity;
double *Pressure;