From 0561f03053394ad1dc8726fe63bf5158f7ec31f3 Mon Sep 17 00:00:00 2001
From: "AMATERASU\\geier" <geier@irmb.tu-bs.de>
Date: Fri, 19 May 2023 13:04:37 +0200
Subject: [PATCH] New interface velocity and new initialization of liquid
nodes. Must be evaluated.
---
.../MultiphaseScaleDistributionLBMKernel.cpp | 279 ++++++++++++++----
1 file changed, 218 insertions(+), 61 deletions(-)
diff --git a/src/cpu/MultiphaseFlow/LBM/MultiphaseScaleDistributionLBMKernel.cpp b/src/cpu/MultiphaseFlow/LBM/MultiphaseScaleDistributionLBMKernel.cpp
index 08dbf5320..8e0ed4ee8 100644
--- a/src/cpu/MultiphaseFlow/LBM/MultiphaseScaleDistributionLBMKernel.cpp
+++ b/src/cpu/MultiphaseFlow/LBM/MultiphaseScaleDistributionLBMKernel.cpp
@@ -498,10 +498,13 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
real vx = (*vxNode)(x1, x2, x3);
real vy = (*vyNode)(x1, x2, x3);
real vz = (*vzNode)(x1, x2, x3);
+ real rho = (*rhoNode)(x1, x2, x3);
findNeighbors(phaseField, x1, x2, x3);
- real curv = computeCurvature_phi();
+ //real curv = computeCurvature_phi();
findNeighbors(phaseFieldOld, x1, x2, x3);
- real sigma = c3o1*c2o1*1e-3;
+ real laplacePressure = c12o1 * sigma * computeCurvature_phi();
+
+ //real sigma = c3o1*c2o1*1e-3;
real dX1_phi = gradX1_phi();
real dX2_phi = gradX2_phi();
real dX3_phi = gradX3_phi();
@@ -522,6 +525,10 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
}
}
+
+ for (int fdir = D3Q27System::FSTARTDIR; fdir <= D3Q27System::FENDDIR; fdir++) {
+ ff[D3Q27System::INVDIR[fdir]] = distribution->getDistributionInvForDirection(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir], D3Q27System::INVDIR[fdir]);
+ }
rhoG = sumRho / sumWeight;// uncheck excpetion: what if there is no adequate neighbor?
for (int fdir = D3Q27System::FSTARTDIR; fdir <= D3Q27System::FENDDIR; fdir++) {
if ((phi[fdir] > c1o2) ) {
@@ -531,16 +538,20 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
//vx = vxBC;
//vy = vyBC;
//vz = vzBC;
- real vBC = (D3Q27System::DX1[fdir] * vxBC + D3Q27System::DX2[fdir] * vyBC + D3Q27System::DX3[fdir] * vzBC);
+ real fPEQNeighbor = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir],c0o1 , (*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+ real fPEQHere = D3Q27System::getIncompFeqForDirection(fdir,c0o1 , vx,vy,vz);
+ real vBC = (fPEQHere - fPEQNeighbor) / WEIGTH[fdir] * c1o6;
+ //real vBC = (D3Q27System::DX1[fdir] * vxBC + D3Q27System::DX2[fdir] * vyBC + D3Q27System::DX3[fdir] * vzBC);
real vDir = (D3Q27System::DX1[fdir] * vx + D3Q27System::DX2[fdir] * vy + D3Q27System::DX3[fdir] * vz);
- vBC = (vBC + vDir) / (c2o1 + vBC - vDir);
+ //vBC = (vBC + vDir) / (c2o1 + vBC - vDir);
// real dvDir = vBC - vDir;
// 27.04.23
real vxI = ((*vxNode)(x1 - D3Q27System::DX1[fdir], x2 - D3Q27System::DX2[fdir], x3 - D3Q27System::DX3[fdir]));
real vyI = ((*vyNode)(x1 - D3Q27System::DX1[fdir], x2 - D3Q27System::DX2[fdir], x3 - D3Q27System::DX3[fdir]));
real vzI = ((*vzNode)(x1 - D3Q27System::DX1[fdir], x2 - D3Q27System::DX2[fdir], x3 - D3Q27System::DX3[fdir]));
real vIDir = (D3Q27System::DX1[fdir] * vxI + D3Q27System::DX2[fdir] * vyI + D3Q27System::DX3[fdir] * vzI);
- real dvDir = (vBC - vIDir) * c1o2;
+ // real dvDir = (vBC - vIDir) * c1o2;
+ real dvDir = (vBC - vDir) ;
real fL = distribution->getDistributionInvForDirection(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir], D3Q27System::INVDIR[fdir]);
@@ -554,11 +565,20 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
//real fGEQOld = D3Q27System::getIncompFeqForDirection(fdir, (*rhoNode)(x1, x2, x3), vx, vy, vz);
//real fGEQNew = D3Q27System::getIncompFeqForDirection(fdir, rhoG, vx, vy, vz);
real fGEQ = D3Q27System::getIncompFeqForDirection(fdir, rhoG, vx, vy, vz);
- real fBC = ( fGEQ - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1)) - c6o1 * WEIGTH[fdir] * (vBC);
+ //real fBC = ( fGEQ - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1)) - c6o1 * WEIGTH[fdir] * (vBC);
+ //real fBC = (fGEQ - WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1)) - c6o1 * WEIGTH[fdir] * (vBC);
+ real fBC = (fGEQ - WEIGTH[fdir] * dvDir * (c1o1 / collFactorG )) - c6o1 * WEIGTH[fdir] * (vDir);
+ //real vNG = (D3Q27System::DX1[fdir] * vxBC + D3Q27System::DX2[fdir] * vyBC + D3Q27System::DX3[fdir] * vzBC);
+ //real fBC = (fGEQ - WEIGTH[fdir] * dvDir * (c1o1 / collFactorG)) - c6o1 * WEIGTH[fdir] * (vDir)/(c1o1-vDir+vNG);
+ // 15.5.23
+ //real fBC = (fGEQ - WEIGTH[fdir] * dvDir * (c1o1 / collFactorG)) - c6o1 * WEIGTH[fdir] * (vDir);
+ //real fBC = (c2o1 * (fGEQ - WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1))) - c6o1 * WEIGTH[fdir] * (vBC)-fG;
+ //real fBC = (distribution->getDistributionInvForDirection(x1, x2, x3, D3Q27System::INVDIR[fdir]) - c6o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1)) ;
//real fBC = (fGEQ - c6o1 * WEIGTH[fdir] * dvDir * (collFactorG )/(c3o1-collFactorG)) - c6o1 * WEIGTH[fdir] * (vBC);
//real fBC = (fL - feqOLD) * (c1o1 / collFactorG - c1o1) / (c1o1 / collFactorL - c1o1) + feqNew;// fL -feqOLD + feqNew;
//real fBC = fGG - c6o1 * WEIGTH[fdir] * (vBC);
distribution->setDistributionForDirection(fBC, x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir], D3Q27System::INVDIR[fdir]);
+ ff[D3Q27System::INVDIR[fdir]] = fBC;
///// other possibility is tor replace the node itself instead of the neighbor (only c1o1 of them is allowed!)
//real fG = distribution->getDistributionInvForDirection(x1, x2, x3, fdir);
//real feqOLD = D3Q27System::getIncompFeqForDirection(fdir, (*rhoNode)(x1 , x2 , x3 ), (*vxNode)(x1 , x2 , x3 ), (*vyNode)(x1 , x2 , x3 ), (*vzNode)(x1 , x2 , x3 ));
@@ -577,6 +597,11 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
real feqNew = D3Q27System::getIncompFeqForDirection(DIR_000, rhoG,vx,vy,vz);
distribution->setDistributionForDirection(fL-feqOLD+feqNew, x1, x2, x3, DIR_000);
}
+ D3Q27System::calcIncompMacroscopicValues(ff, rhoG, vx, vy, vz);
+ ff[DIR_000] = vx * vx + vy * vy + vz * vz +
+ (((ff[DIR_MM0] + ff[DIR_PP0]) + (ff[DIR_MP0] + ff[DIR_PM0])) + ((ff[DIR_0MM] + ff[DIR_0PP]) + (ff[DIR_0MP] + ff[DIR_0PM])) + ((ff[DIR_M0M] + ff[DIR_P0P]) + (ff[DIR_M0P] + ff[DIR_P0M])) +
+ c2o1 * ((((ff[DIR_MMM] + ff[DIR_PPP]) + (ff[DIR_MMP] + ff[DIR_PPM]))) + (((ff[DIR_MPM] + ff[DIR_PMP]) + (ff[DIR_MPP] + ff[DIR_PMM])))));
+ distribution->setDistributionForDirection(ff[DIR_000], x1, x2, x3, DIR_000);
}
else {//no refill of gas required
@@ -590,7 +615,10 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
//vx = vxBC;
//vy = vyBC;
//vz = vzBC;
- real vBC = (D3Q27System::DX1[fdir] * vxBC + D3Q27System::DX2[fdir] * vyBC + D3Q27System::DX3[fdir] * vzBC);
+ //real vBC = (D3Q27System::DX1[fdir] * vxBC + D3Q27System::DX2[fdir] * vyBC + D3Q27System::DX3[fdir] * vzBC);
+ real fPEQNeighbor = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir],c0o1 , (*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+ real fPEQHere = D3Q27System::getIncompFeqForDirection(fdir,c0o1 , vx,vy,vz);
+ real vBC = (fPEQHere - fPEQNeighbor) / WEIGTH[fdir] * c1o6;
real vDir = (D3Q27System::DX1[fdir] * vx + D3Q27System::DX2[fdir] * vy + D3Q27System::DX3[fdir] * vz);
//real dvDir = vBC - vDir;
// real dvDir = vBC - vDir;
@@ -599,9 +627,10 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
real vyI = ((*vyNode)(x1 - D3Q27System::DX1[fdir], x2 - D3Q27System::DX2[fdir], x3 - D3Q27System::DX3[fdir]));
real vzI = ((*vzNode)(x1 - D3Q27System::DX1[fdir], x2 - D3Q27System::DX2[fdir], x3 - D3Q27System::DX3[fdir]));
real vIDir = (D3Q27System::DX1[fdir] * vxI + D3Q27System::DX2[fdir] * vyI + D3Q27System::DX3[fdir] * vzI);
- real dvDir = (vBC - vIDir) * c1o2;
+ // real dvDir = (vBC - vIDir) * c1o2;
+ real dvDir = (vBC - vDir) ;
- vBC = (vBC + vDir) / (c2o1 + vBC - vDir);
+ //vBC = (vBC + vDir) / (c2o1 + vBC - vDir);
real fL = distribution->getDistributionInvForDirection(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir], D3Q27System::INVDIR[fdir]);
real fG = distribution->getDistributionInvForDirection(x1, x2, x3, fdir);
//real fBC = fG - c6o1 * WEIGTH[fdir] * (vBC);
@@ -609,8 +638,18 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
//real fGInvEQ = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir], rhoG, vx, vy, vz);
real fGEQ = D3Q27System::getIncompFeqForDirection(fdir, rhoG, vx, vy, vz);
//real fBC = (-fGInv + fGInvEQ + fGEQ - c6o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1) )- c6o1 * WEIGTH[fdir] * (vBC);
- real fBC = ( fGEQ - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1)) - c6o1 * WEIGTH[fdir] * (vBC);
- //real fBC = (fGEQ - c6o1 * WEIGTH[fdir] * dvDir * (collFactorG) / (c3o1 - collFactorG)) - c6o1 * WEIGTH[fdir] * (vBC);
+ //real fBC = ( fGEQ - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1)) - c6o1 * WEIGTH[fdir] * (vBC);
+ real fBC = (fGEQ - WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1)) - c6o1 * WEIGTH[fdir] * (vBC);
+
+ //real qq = c1o1 - ((c1o1 - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) /
+ // (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])));
+ //real vNG = (D3Q27System::DX1[fdir] * vxBC + D3Q27System::DX2[fdir] * vyBC + D3Q27System::DX3[fdir] * vzBC);
+ //real fBC = fGEQ + (-WEIGTH[fdir] * dvDir * ((c1o1 + qq) / collFactorG - c2o1 * qq) - c6o1 * WEIGTH[fdir] * (vDir + qq * vNG)) / (c1o1 + qq);
+ //real fBC = fGEQ + (-WEIGTH[fdir] * dvDir * ((c1o1 + qq) / collFactorG - c2o1 * qq) - c6o1 * WEIGTH[fdir] * (vDir + qq * (vDir + qq * (vNG - vDir))) / (c1o1 - vDir + vNG)) / (c1o1 + qq);
+
+ //real fBC = (c2o1*(fGEQ - WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1))) - c6o1 * WEIGTH[fdir] * (vBC)-fG;
+ //real fBC = (c2o1*(fGEQ - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1))) - c6o1 * WEIGTH[fdir] * (vBC)-fG;
+ //real fBC = (fGEQ - c6o1 * WEIGTH[fdir] * dvDir * (collFactorG) / (c3o1 - collFactorG)) - c6o1 * WEIGTH[fdir] * (vBC);
//26.04.23 flux BC:
//real fBC = (c2o1*(fGEQ - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1))) - c6o1 * WEIGTH[fdir] * (vBC)-fG;
//if (flowDirection > 0) fBC = (fGEQ - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1)) - c6o1 * WEIGTH[fdir] * (vBC);
@@ -649,21 +688,59 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
real eqGN = D3Q27System::getIncompFeqForDirection(fdir, 0, (*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
//real flNew = (fBC + fG-eqBC-eqG) / densityRatio +eqBC+eqG - fL - (feqG - feqL - 2 * fL + 2 * feqL) * (c1o1 / densityRatio - c1o1) * vBC;
- real curvBC;
- if ((x1 + D3Q27System::DX1[fdir] > 0) && (x1 + D3Q27System::DX1[fdir] < maxX1 + 1) && (x2 + D3Q27System::DX2[fdir] > 0) && (x2 + D3Q27System::DX2[fdir] < maxX2 + 1) && (x3 + D3Q27System::DX3[fdir] > 0) && (x3 + D3Q27System::DX3[fdir] < maxX3 + 1)) {
- findNeighbors(phaseField, x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]);
- curvBC = computeCurvature_phi();
- findNeighbors(phaseFieldOld, x1, x2, x3);
- }
- else curvBC = curv;//reset to the above
- real LaplacePressure = curv *(c1o1 - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) / (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) + curvBC * (-c1o1 + c2o1 * (*phaseField)(x1, x2, x3)) / (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
- //16.04.23
- real eqLL = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir], (*rhoNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
- //fL = fL*0.99 +0.01*(eqLL - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorL - c1o1));
- LaplacePressure *= sigma;
- //eqBCN = eqBC;
- //distribution->setDistributionForDirection(LaplacePressure * WEIGTH[fdir] +(fBC + fG - eqBC - eqG) / densityRatio + (eqBCN + eqGN) * (c1o1-c1o1 / densityRatio*0 ) - fL -0* (feqG - feqL - 2 * fL + 2 * feqL) * (c1o1 / densityRatio - c1o1) * vBC, x1, x2, x3, fdir);// (vxBC * D3Q27System::DX1[fdir] + vyBC * D3Q27System::DX2[fdir] + vzBC * D3Q27System::DX3[fdir]), x1, x2, x3, fdir);
- distribution->setDistributionForDirection(LaplacePressure* WEIGTH[fdir] + (fBC + fG) / densityRatio + (eqBCN + eqGN) * (c1o1 - c1o1 / densityRatio ) - fL, x1, x2, x3, fdir);
+
+
+
+
+ real laplacePressureBC;
+ if ((x1 + D3Q27System::DX1[fdir] > 0) && (x1 + D3Q27System::DX1[fdir] < maxX1 + 1) && (x2 + D3Q27System::DX2[fdir] > 0) && (x2 + D3Q27System::DX2[fdir] < maxX2 + 1) && (x3 + D3Q27System::DX3[fdir] > 0) && (x3 + D3Q27System::DX3[fdir] < maxX3 + 1)) {
+ findNeighbors(phaseField, x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]);
+ laplacePressureBC = c6o1 * c2o1 * computeCurvature_phi() * sigma;
+ findNeighbors(phaseFieldOld, x1, x2, x3);
+ } else
+ laplacePressureBC = laplacePressure; // curv; // reset to the above
+ laplacePressureBC = laplacePressure * (c1o1 - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) /
+ (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) +
+ laplacePressureBC * (-c1o1 + c2o1 * (*phaseField)(x1, x2, x3)) / (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+
+ // eqBCN = eqBC;
+ // distribution->setDistributionForDirection(LaplacePressure* WEIGTH[fdir] + (fBC + fG - eqBC - eqG) / densityRatio + (eqBCN + eqGN) * (c1o1 - c1o1 / densityRatio*0) - fL - 0*(feqG - feqL - 2 * fL + 2 * feqL) * (c1o1 / densityRatio - c1o1) * vBC, x1, x2,
+ // x3, fdir);// (vxBC * D3Q27System::DX1[fdir] + vyBC * D3Q27System::DX2[fdir] + vzBC * D3Q27System::DX3[fdir]), x1, x2, x3, fdir);
+ distribution->setDistributionForDirection(laplacePressureBC * WEIGTH[fdir] + (fBC + fG) / densityRatio + (eqBCN + eqGN) * (c1o1 - c1o1 / densityRatio) - fL, x1, x2, x3, fdir);
+
+
+
+
+ //real laplacePressureBC;
+ // if ((x1 + D3Q27System::DX1[fdir] > 0) && (x1 + D3Q27System::DX1[fdir] < maxX1 + 1) && (x2 + D3Q27System::DX2[fdir] > 0) && (x2 + D3Q27System::DX2[fdir] < maxX2 + 1) && (x3 + D3Q27System::DX3[fdir] > 0) && (x3 + D3Q27System::DX3[fdir] < maxX3 + 1)) {
+ // findNeighbors(phaseField, x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]);
+ // laplacePressureBC = c6o1 * c2o1 * computeCurvature_phi() * sigma;
+ // findNeighbors(phaseFieldOld, x1, x2, x3);
+ // } else
+ // laplacePressureBC = laplacePressure; // curv; // reset to the above
+ // laplacePressureBC = laplacePressure * (c1o1 - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) /
+ // (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) +
+ // laplacePressureBC * (-c1o1 + c2o1 * (*phaseField)(x1, x2, x3)) / (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+ // // laplacePressureBC *= sigma;
+ //
+ // }
+
+ //
+ // //real curvBC;
+ // //if ((x1 + D3Q27System::DX1[fdir] > 0) && (x1 + D3Q27System::DX1[fdir] < maxX1 + 1) && (x2 + D3Q27System::DX2[fdir] > 0) && (x2 + D3Q27System::DX2[fdir] < maxX2 + 1) && (x3 + D3Q27System::DX3[fdir] > 0) && (x3 + D3Q27System::DX3[fdir] < maxX3 + 1)) {
+ // // findNeighbors(phaseField, x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]);
+ // // curvBC = computeCurvature_phi();
+ // // findNeighbors(phaseFieldOld, x1, x2, x3);
+ // //}
+ // //else curvBC = curv;//reset to the above
+ // //real LaplacePressure = curv *(c1o1 - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) / (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) + curvBC * (-c1o1 + c2o1 * (*phaseField)(x1, x2, x3)) / (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+ // ////16.04.23
+ // //real eqLL = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir], (*rhoNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+ // ////fL = fL*0.99 +0.01*(eqLL - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorL - c1o1));
+ // //LaplacePressure *= sigma;
+ // //eqBCN = eqBC;
+ // //distribution->setDistributionForDirection(LaplacePressure * WEIGTH[fdir] +(fBC + fG - eqBC - eqG) / densityRatio + (eqBCN + eqGN) * (c1o1-c1o1 / densityRatio*0 ) - fL -0* (feqG - feqL - 2 * fL + 2 * feqL) * (c1o1 / densityRatio - c1o1) * vBC, x1, x2, x3, fdir);// (vxBC * D3Q27System::DX1[fdir] + vyBC * D3Q27System::DX2[fdir] + vzBC * D3Q27System::DX3[fdir]), x1, x2, x3, fdir);
+ // distribution->setDistributionForDirection(laplacePressureBC* WEIGTH[fdir] + (fBC + fG) / densityRatio + (eqBCN + eqGN) * (c1o1 - c1o1 / densityRatio ) - fL, x1, x2, x3, fdir);
//if (vxBC != 0) {
// int set = 0;
//}
@@ -682,7 +759,10 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
real vxBC = ((*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
real vyBC = ((*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
real vzBC = ((*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
- real vBC = (D3Q27System::DX1[fdir] * vxBC + D3Q27System::DX2[fdir] * vyBC + D3Q27System::DX3[fdir] * vzBC);
+ //real vBC = (D3Q27System::DX1[fdir] * vxBC + D3Q27System::DX2[fdir] * vyBC + D3Q27System::DX3[fdir] * vzBC);
+ real fPEQNeighbor = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir],c0o1 , (*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+ real fPEQHere = D3Q27System::getIncompFeqForDirection(fdir,c0o1 , vx,vy,vz);
+ real vBC = (fPEQHere - fPEQNeighbor) / WEIGTH[fdir] * c1o6;
real vDir = (D3Q27System::DX1[fdir] * vx + D3Q27System::DX2[fdir] * vy + D3Q27System::DX3[fdir] * vz);
//real dvDir = vBC - vDir;
//27.04.23
@@ -690,9 +770,10 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
real vyI = ((*vyNode)(x1 - D3Q27System::DX1[fdir], x2 - D3Q27System::DX2[fdir], x3 - D3Q27System::DX3[fdir]));
real vzI = ((*vzNode)(x1 - D3Q27System::DX1[fdir], x2 - D3Q27System::DX2[fdir], x3 - D3Q27System::DX3[fdir]));
real vIDir = (D3Q27System::DX1[fdir] * vxI + D3Q27System::DX2[fdir] * vyI + D3Q27System::DX3[fdir] * vzI);
- real dvDir = (vBC - vIDir)*c1o2;
+ // real dvDir = (vBC - vIDir)*c1o2;
+ real dvDir = (vBC - vDir) ;
- vBC = (vBC + vDir) / (c2o1 + vBC - vDir);
+ //vBC = (vBC + vDir) / (c2o1 + vBC - vDir);
real fL = distribution->getDistributionInvForDirection(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir], D3Q27System::INVDIR[fdir]);
real fG = distribution->getDistributionInvForDirection(x1, x2, x3, fdir);
//real fBC = fG - c6o1 * WEIGTH[fdir] * (vBC);
@@ -701,7 +782,16 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
//real fGInvEQ = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir], rhoG, vx, vy, vz);
real fGEQ = D3Q27System::getIncompFeqForDirection(fdir, rhoG, vx, vy, vz);
//real fBC = (-fGInv + fGInvEQ + fGEQ - c6o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1)) - c6o1 * WEIGTH[fdir] * (vBC);
- real fBC = (fGEQ - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1)) - c6o1 * WEIGTH[fdir] * (vBC);
+ //real fBC = (fGEQ - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1)) - c6o1 * WEIGTH[fdir] * (vBC);
+ real fBC = (fGEQ - WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1)) - c6o1 * WEIGTH[fdir] * (vBC);
+
+ //real qq = c1o1-((c1o1 - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) /
+ // (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])));
+ //real vNG = (D3Q27System::DX1[fdir] * vxBC + D3Q27System::DX2[fdir] * vyBC + D3Q27System::DX3[fdir] * vzBC);
+ //real fBC = fGEQ + (-WEIGTH[fdir] * dvDir * ((c1o1 + qq) / collFactorG - c2o1 * qq) - c6o1 * WEIGTH[fdir] * (vDir + qq * vNG))/(c1o1+qq);
+ //real fBC = fGEQ + (-WEIGTH[fdir] * dvDir * ((c1o1 + qq) / collFactorG - c2o1 * qq) - c6o1 * WEIGTH[fdir] * (vDir + qq *( vDir+qq*( vNG-vDir)))/(c1o1-vDir+vNG)) / (c1o1 + qq);
+ //real fBC = (c2o1 * (fGEQ - WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1))) - c6o1 * WEIGTH[fdir] * (vBC)-fG;
+ //real fBC = (distribution->getDistributionInvForDirection(x1, x2, x3, D3Q27System::INVDIR[fdir]) - c6o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1)) ;
//real fBC = (fGEQ - c6o1 * WEIGTH[fdir] * dvDir * ( collFactorG )/(c3o1-collFactorG)) - c6o1 * WEIGTH[fdir] * (vBC);
// 26.04.23 flux BC:
//real fBC = (c2o1 * (fGEQ - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1))) - c6o1 * WEIGTH[fdir] * (vBC)-fG;
@@ -730,22 +820,37 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
real eqGN = D3Q27System::getIncompFeqForDirection(fdir, 0, (*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
real eqBC = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir], 0, vx, vy, vz);
real eqG = D3Q27System::getIncompFeqForDirection(fdir, 0, vx, vy, vz);
- //real flNew = (fBC + fG - eqBC - eqG) / densityRatio + eqBC + eqG - fL - (feqG - feqL - 2 * fL + 2 * feqL) * (c1o1 / densityRatio - c1o1) * vBC;
- real curvBC;
- if ((x1 + D3Q27System::DX1[fdir] > 0) && (x1 + D3Q27System::DX1[fdir] < maxX1 + 1) && (x2 + D3Q27System::DX2[fdir] > 0) && (x2 + D3Q27System::DX2[fdir] < maxX2 + 1) && (x3 + D3Q27System::DX3[fdir] > 0) && (x3 + D3Q27System::DX3[fdir] < maxX3 + 1)) {
- findNeighbors(phaseField, x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]);
- curvBC = computeCurvature_phi();
- findNeighbors(phaseFieldOld, x1, x2, x3);
- }
- else curvBC = curv;//reset to the above
- //16.04.23
- real eqLL = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir], (*rhoNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
- //fL = fL * 0.99 + 0.01 * (eqLL - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorL - c1o1));
- real LaplacePressure = curv *(c1o1 - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) / (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) + curvBC * (-c1o1 + c2o1 * (*phaseField)(x1, x2, x3)) / (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
- LaplacePressure *= sigma;
+ ////real flNew = (fBC + fG - eqBC - eqG) / densityRatio + eqBC + eqG - fL - (feqG - feqL - 2 * fL + 2 * feqL) * (c1o1 / densityRatio - c1o1) * vBC;
+ //real curvBC;
+ //if ((x1 + D3Q27System::DX1[fdir] > 0) && (x1 + D3Q27System::DX1[fdir] < maxX1 + 1) && (x2 + D3Q27System::DX2[fdir] > 0) && (x2 + D3Q27System::DX2[fdir] < maxX2 + 1) && (x3 + D3Q27System::DX3[fdir] > 0) && (x3 + D3Q27System::DX3[fdir] < maxX3 + 1)) {
+ // findNeighbors(phaseField, x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]);
+ // curvBC = computeCurvature_phi();
+ // findNeighbors(phaseFieldOld, x1, x2, x3);
+ //}
+ //else curvBC = curv;//reset to the above
+ ////16.04.23
+ //real eqLL = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir], (*rhoNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+ ////fL = fL * 0.99 + 0.01 * (eqLL - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorL - c1o1));
+ //real LaplacePressure = curv *(c1o1 - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) / (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) + curvBC * (-c1o1 + c2o1 * (*phaseField)(x1, x2, x3)) / (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+ //LaplacePressure *= sigma;
+
+
+ real laplacePressureBC;
+ if ((x1 + D3Q27System::DX1[fdir] > 0) && (x1 + D3Q27System::DX1[fdir] < maxX1 + 1) && (x2 + D3Q27System::DX2[fdir] > 0) && (x2 + D3Q27System::DX2[fdir] < maxX2 + 1) && (x3 + D3Q27System::DX3[fdir] > 0) && (x3 + D3Q27System::DX3[fdir] < maxX3 + 1)) {
+ findNeighbors(phaseField, x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]);
+ laplacePressureBC = c6o1 * c2o1 * computeCurvature_phi() * sigma;
+ findNeighbors(phaseFieldOld, x1, x2, x3);
+ } else
+ laplacePressureBC = laplacePressure; // curv; // reset to the above
+ laplacePressureBC = laplacePressure * (c1o1 - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) /
+ (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) +
+ laplacePressureBC * (-c1o1 + c2o1 * (*phaseField)(x1, x2, x3)) / (c2o1 * (*phaseField)(x1, x2, x3) - c2o1 * (*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+
//eqBCN = eqBC;
- distribution->setDistributionForDirection(LaplacePressure* WEIGTH[fdir] + (fBC + fG - eqBC - eqG) / densityRatio + (eqBCN + eqGN) * (c1o1 - c1o1 / densityRatio*0) - fL - 0*(feqG - feqL - 2 * fL + 2 * feqL) * (c1o1 / densityRatio - c1o1) * vBC, x1, x2, x3, fdir);// (vxBC * D3Q27System::DX1[fdir] + vyBC * D3Q27System::DX2[fdir] + vzBC * D3Q27System::DX3[fdir]), x1, x2, x3, fdir);
- distribution->setDistributionForDirection(LaplacePressure* WEIGTH[fdir] + (fBC + fG) / densityRatio + (eqBCN + eqGN) * (c1o1 - c1o1 / densityRatio) - fL , x1, x2, x3, fdir);
+ //distribution->setDistributionForDirection(LaplacePressure* WEIGTH[fdir] + (fBC + fG - eqBC - eqG) / densityRatio + (eqBCN + eqGN) * (c1o1 - c1o1 / densityRatio*0) - fL - 0*(feqG - feqL - 2 * fL + 2 * feqL) * (c1o1 / densityRatio - c1o1) * vBC, x1, x2, x3, fdir);// (vxBC * D3Q27System::DX1[fdir] + vyBC * D3Q27System::DX2[fdir] + vzBC * D3Q27System::DX3[fdir]), x1, x2, x3, fdir);
+ fBC = (fG) / (densityRatio - c1o1) +
+ ((densityRatio) / (densityRatio - c1o1)) * ((eqBCN + eqGN) * (c1o1 - c1o1 / densityRatio) - c2o1 * fL + (fGEQ - WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1)) + laplacePressureBC * WEIGTH[fdir]);
+ distribution->setDistributionForDirection(laplacePressureBC* WEIGTH[fdir] + (fBC + fG) / densityRatio + (eqBCN + eqGN) * (c1o1 - c1o1 / densityRatio) - fL , x1, x2, x3, fdir);
// real number = 666;
@@ -793,7 +898,10 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
real vxBC = ((*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
real vyBC = ((*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
real vzBC = ((*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
- real vBC = (D3Q27System::DX1[fdir] * vxBC + D3Q27System::DX2[fdir] * vyBC + D3Q27System::DX3[fdir] * vzBC);
+ //real vBC = (D3Q27System::DX1[fdir] * vxBC + D3Q27System::DX2[fdir] * vyBC + D3Q27System::DX3[fdir] * vzBC);
+ real fPEQNeighbor = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir],c0o1 , (*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+ real fPEQHere = D3Q27System::getIncompFeqForDirection(fdir,c0o1 , vx,vy,vz);
+ real vBC = (fPEQHere - fPEQNeighbor) / WEIGTH[fdir] * c1o6;
real vDir = (D3Q27System::DX1[fdir] * vx + D3Q27System::DX2[fdir] * vy + D3Q27System::DX3[fdir] * vz);
//real dvDir = vBC - vDir;
// 27.04.23
@@ -801,22 +909,60 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
real vyI = ((*vyNode)(x1 - D3Q27System::DX1[fdir], x2 - D3Q27System::DX2[fdir], x3 - D3Q27System::DX3[fdir]));
real vzI = ((*vzNode)(x1 - D3Q27System::DX1[fdir], x2 - D3Q27System::DX2[fdir], x3 - D3Q27System::DX3[fdir]));
real vIDir = (D3Q27System::DX1[fdir] * vxI + D3Q27System::DX2[fdir] * vyI + D3Q27System::DX3[fdir] * vzI);
- real dvDir = (vBC - vIDir) * c1o2;
+ //real dvDir = (vBC - vIDir) * c1o2;
+ real dvDir = (vBC - vDir) ;
- vBC = (vBC + vDir) / (c2o1 + vBC - vDir);
+ //vBC = (vBC + vDir) / (c2o1 + vBC - vDir);
//real feqOLD = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir], rhoG, vx, vy, vz);
- real feqNew = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir], rhoL, vx, vy, vz);
- ff[D3Q27System::INVDIR[fdir]]=(feqNew - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorL - c1o1));
+ //real feqNew = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir], rhoL, vx, vy, vz);
+ //ff[D3Q27System::INVDIR[fdir]]=(feqNew - c3o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorL - c1o1));
+ //ff[D3Q27System::INVDIR[fdir]] = (feqNew - WEIGTH[fdir] * dvDir * (c1o1 / collFactorL - c1o1));
+ real fGEQ = D3Q27System::getIncompFeqForDirection(fdir, rhoL, vx, vy, vz);
+ //ff[D3Q27System::INVDIR[fdir]] = (fGEQ - WEIGTH[fdir] * dvDir * (c1o1 / collFactorL - c1o1)) - c6o1 * WEIGTH[fdir] * (vBC);
+ //real vNG = (D3Q27System::DX1[fdir] * vxBC + D3Q27System::DX2[fdir] * vyBC + D3Q27System::DX3[fdir] * vzBC);
+ //ff[D3Q27System::INVDIR[fdir]] = (fGEQ - WEIGTH[fdir] * dvDir * (c1o1 / collFactorL)) - c6o1 * WEIGTH[fdir] * (vDir) / (c1o1 - vDir + vNG);
+ real fG, fBCPseudo;
+ if (((*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) <= c1o2)
+ {
+
+ fG = distribution->getDistributionInvForDirection(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir], D3Q27System::INVDIR[fdir]);
+ fBCPseudo = distribution->getDistributionInvForDirection(x1, x2, x3, fdir);
+ } else {
+
+ fBCPseudo = -WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1) + D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir], (*rhoNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]),
+ (*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]),
+ (*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]),
+ (*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+ fG = -WEIGTH[fdir] * dvDir * (c1o1 / collFactorG - c1o1) +
+ D3Q27System::getIncompFeqForDirection(fdir, (*rhoNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]),
+ (*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+ }
+
+ real eqBCN = D3Q27System::getIncompFeqForDirection(D3Q27System::INVDIR[fdir], 0, (*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]),
+ (*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+ real eqGN = D3Q27System::getIncompFeqForDirection(fdir, 0, (*vxNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]), (*vyNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]),
+ (*vzNode)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir]));
+
+ ff[D3Q27System::INVDIR[fdir]] = (laplacePressure * WEIGTH[fdir] + (fBCPseudo + fG) / densityRatio + (eqBCN + eqGN) * (c1o1 - c1o1 / densityRatio))*c1o2 +(fG-fBCPseudo)*c1o2;
+
+ //15.5.23
+ //ff[D3Q27System::INVDIR[fdir]] = (fGEQ - WEIGTH[fdir] * dvDir * (c1o1 / collFactorL)) - c6o1 * WEIGTH[fdir] * (vDir);
+ //real fBC = (distribution->getDistributionInvForDirection(x1, x2, x3, D3Q27System::INVDIR[fdir]) - c6o1 * WEIGTH[fdir] * dvDir * (c1o1 / collFactorL - c1o1)) ;
//ff[D3Q27System::INVDIR[fdir]] = (feqNew - c6o1 * WEIGTH[fdir] * dvDir * (collFactorL)/(c3o1-collFactorL));
//ff[D3Q27System::INVDIR[fdir]] = (ff[D3Q27System::INVDIR[fdir]] - feqOLD) * (c1o1 / collFactorL - c1o1) / (c1o1 / collFactorG - c1o1) + feqNew;
distribution->setDistributionForDirection(ff[D3Q27System::INVDIR[fdir]], x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir], D3Q27System::INVDIR[fdir]);
}
}
+ real eqRest = D3Q27System::getIncompFeqForDirection(DIR_000, 0, (*vxNode)(x1, x2 , x3 ),
+ (*vyNode)(x1, x2 , x3 ), (*vzNode)(x1 , x2 , x3 ));
+ real fRest = distribution->getDistributionInvForDirection(x1 , x2 , x3 , DIR_000);
+ distribution->setDistributionForDirection((laplacePressure * WEIGTH[DIR_000] + c2o1*(fRest) / densityRatio + (eqRest) * (c1o1 - c1o1 / densityRatio)) , x1, x2, x3, DIR_000);
+
//03.04.2023 alternative initialization of liquid nodes based on FD
//for (int fdir = D3Q27System::FSTARTDIR; fdir <= D3Q27System::FENDDIR; fdir++) {
// //if (!((phi[fdir] > c1o2) && (((*phaseField)(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir])) > c1o2))) {
@@ -866,7 +1012,7 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
//ff[DIR_000] = rhoL - sumRho2;
//rhoL = 27.0 / 18.0 * sumRho2;
//std::cout << "rhoL=" << rhoL <<" sumRho="<< 27.0 / 18.0 * sumRho2 << " vx=" << vx << " vy=" << vy << "\n";
- D3Q27System::calcIncompMacroscopicValues(ff, rhoL, vx, vy, vz);
+ //D3Q27System::calcIncompMacroscopicValues(ff, rhoL, vx, vy, vz);
//std::cout << "RecalCrhoL=" << rhoL << " sumRho=" << 27.0 / 18.0 * sumRho2 << " vx=" << vx << " vy=" << vy << "ffRest="<<ff[DIR_000]<<"\n";
// distribution->setDistributionForDirection(ff[DIR_000], x1, x2, x3, DIR_000);
//{
@@ -875,10 +1021,10 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
// real feqNew = D3Q27System::getIncompFeqForDirection(DIR_000, rhoL, vx, vy, vz);
// distribution->setDistributionForDirection(fG - feqOLD + feqNew, x1, x2, x3, DIR_000);
//}
- ff[DIR_000] = vx * vx + vy * vy + vz * vz +
- (((ff[DIR_MM0] + ff[DIR_PP0]) + (ff[DIR_MP0] + ff[DIR_PM0])) + ((ff[DIR_0MM] + ff[DIR_0PP]) + (ff[DIR_0MP] + ff[DIR_0PM])) + ((ff[DIR_M0M] + ff[DIR_P0P]) + (ff[DIR_M0P] + ff[DIR_P0M])) +
- c2o1 * ((((ff[DIR_MMM] + ff[DIR_PPP]) + (ff[DIR_MMP] + ff[DIR_PPM]))) + (((ff[DIR_MPM] + ff[DIR_PMP]) + (ff[DIR_MPP] + ff[DIR_PMM])))));
- distribution->setDistributionForDirection(ff[DIR_000], x1, x2, x3, DIR_000);
+ //ff[DIR_000] = vx * vx + vy * vy + vz * vz +
+ // (((ff[DIR_MM0] + ff[DIR_PP0]) + (ff[DIR_MP0] + ff[DIR_PM0])) + ((ff[DIR_0MM] + ff[DIR_0PP]) + (ff[DIR_0MP] + ff[DIR_0PM])) + ((ff[DIR_M0M] + ff[DIR_P0P]) + (ff[DIR_M0P] + ff[DIR_P0M])) +
+ // c2o1 * ((((ff[DIR_MMM] + ff[DIR_PPP]) + (ff[DIR_MMP] + ff[DIR_PPM]))) + (((ff[DIR_MPM] + ff[DIR_PMP]) + (ff[DIR_MPP] + ff[DIR_PMM])))));
+ //distribution->setDistributionForDirection(ff[DIR_000], x1, x2, x3, DIR_000);
//for (int fdir = D3Q27System::FSTARTDIR; fdir <= D3Q27System::FENDDIR; fdir++) {
// ff[D3Q27System::INVDIR[fdir]]=distribution->getDistributionInvForDirection(x1 + D3Q27System::DX1[fdir], x2 + D3Q27System::DX2[fdir], x3 + D3Q27System::DX3[fdir], D3Q27System::INVDIR[fdir]);
@@ -3386,9 +3532,9 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
//forcingX3 += mu * dX3_phi/rho;
//real forcingBIAS = 0.5;
- forcingX1 += muForcingX1.Eval() / rho;//*phi[DIR_000];
- forcingX2 += -5.0e-7;// *phi[DIR_000]; // muForcingX2.Eval() / rho - 5.0e-7 * phi[DIR_000] * 0;// * phi[DIR_000];
- forcingX3 += muForcingX3.Eval() / rho;// * phi[DIR_000];
+ // forcingX1 += muForcingX1.Eval() / rho;//*phi[DIR_000];
+ // forcingX2 += -5.0e-7;// *phi[DIR_000]; // muForcingX2.Eval() / rho - 5.0e-7 * phi[DIR_000] * 0;// * phi[DIR_000];
+ // forcingX3 += muForcingX3.Eval() / rho;// * phi[DIR_000];
// //19.08.2022
//vvx += vvxh / rho * c1o2;
@@ -3397,9 +3543,20 @@ void MultiphaseScaleDistributionLBMKernel::calculate(int step)
// //
- vvx += (forcingX1) * deltaT * c1o2;
- vvy += (forcingX2) * deltaT * c1o2;
- vvz += (forcingX3) * deltaT * c1o2;
+ // vvx += (forcingX1) * deltaT * c1o2;
+ // vvy += (forcingX2) * deltaT * c1o2;
+ // vvz += (forcingX3) * deltaT * c1o2;
+
+ if (withForcing) {
+
+ forcingX1 += muForcingX1.Eval();
+ forcingX2 += muForcingX2.Eval();
+ forcingX3 += muForcingX3.Eval();
+
+ vvx += (forcingX1)*deltaT * c1o2;
+ vvy += (forcingX2)*deltaT * c1o2;
+ vvz += (forcingX3)*deltaT * c1o2;
+ }
//vvx += (forcingX1 + muForcingX1.Eval() / rho) * deltaT * c1o2; // X
//vvy += (forcingX2 + muForcingX2.Eval() / rho) * deltaT * c1o2; // Y
--
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