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build pass; TODO: verify the slippingBC model

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This commit is contained in:
Rex Zhe Li
2021-05-15 02:27:02 -04:00
parent fee3d9eadc
commit cd2bcfba85
4 changed files with 26 additions and 20 deletions
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7
cuda/D3Q7BC.cu
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@@ -49,6 +49,7 @@ __global__ void dvc_ScaLBL_Solid_SlippingVelocityBC_D3Q19(double *dist, double *
double value_b,value_q;
double Ex,Ey,Ez;
double Etx,Ety,Etz;//tangential part of electric field
double E_mag_normal;
double nsx,nsy,nsz;//unit normal solid gradient
double ubx,uby,ubz;//slipping velocity at fluid boundary nodes
float cx,cy,cz;//lattice velocity (D3Q19)
@@ -75,9 +76,9 @@ __global__ void dvc_ScaLBL_Solid_SlippingVelocityBC_D3Q19(double *dist, double *
Etx = Ex - E_mag_normal*nsx;
Ety = Ey - E_mag_normal*nsy;
Etz = Ez - E_mag_normal*nsz;
ubx = -eplison_LB*value_b*Etx/(nu_LB*rho0)*time_conv*time_conv/h/h/den_scale;
uby = -eplison_LB*value_b*Ety/(nu_LB*rho0)*time_conv*time_conv/h/h/den_scale;
ubz = -eplison_LB*value_b*Etz/(nu_LB*rho0)*time_conv*time_conv/h/h/den_scale;
ubx = -epsilon_LB*value_b*Etx/(nu_LB*rho0)*time_conv*time_conv/h/h/den_scale;
uby = -epsilon_LB*value_b*Ety/(nu_LB*rho0)*time_conv*time_conv/h/h/den_scale;
ubz = -epsilon_LB*value_b*Etz/(nu_LB*rho0)*time_conv*time_conv/h/h/den_scale;
//compute bounce-back distribution
LB_weight = lattice_weight[idx];