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Investigate svMultiPhysics GitHub issue 357 #9

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48 changes: 35 additions & 13 deletions Code/Source/solver/fluid.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1417,26 +1417,30 @@ void fluid_2d_m(ComMod& com_mod, const int vmsFlag, const int eNoNw, const int e

// dRm_a1/du_b1
// derivative of x-component of momentum (weak form) residual with respect to the x-component of (the acceleration at the next time step)
lK(0,a,b) = lK(0,a,b) + mu*K_inverse_darcy_permeability*wl*Nw(b)*Nw(a);
lK(0,a,b) = lK(0,a,b) + mu*K_inverse_darcy_permeability*wl*Nw(b)*Nw(a)
+ mu*K_inverse_darcy_permeability*wl*Nw(a)*updu(0,0,b);

T2 = mu*rM(1,0) + tauC*rM(0,1) + esNx(0,a)*mu_g*esNx(1,b) - rho*tauM*uaNx(a)*updu(1,0,b);

// dRm_a1/du_b2
// derivative of x-component of momentum (weak form) residual with respect to the y-component of (the acceleration at the next time step)
lK(1,a,b) = lK(1,a,b) + wl*(T2);
lK(1,a,b) = lK(1,a,b) + wl*(T2)
+ mu*K_inverse_darcy_permeability*wl*Nw(a)*updu(1,0,b);

T2 = mu*rM(0,1) + tauC*rM(1,0) + esNx(1,a)*mu_g*esNx(0,b) - rho*tauM*uaNx(a)*updu(0,1,b);

// dRm_a2/du_b1
// derivative of y-component of momentum (weak form) residual with respect to the x-component of (the acceleration at the next time step)
lK(3,a,b) = lK(3,a,b) + wl*(T2);
lK(3,a,b) = lK(3,a,b) + wl*(T2)
+ mu*K_inverse_darcy_permeability*wl*Nw(a)*updu(0,1,b);

T2 = (mu + tauC)*rM(1,1) + esNx(1,a)*mu_g*esNx(1,b) - rho*tauM*uaNx(a)*updu(1,1,b);

// dRm_a2/du_b2
// derivative of y-component of momentum (weak form) residual with respect to the y-component of (the acceleration at the next time step)
lK(4,a,b) = lK(4,a,b) + wl*(T2 + T1);
lK(4,a,b) = lK(4,a,b) + mu*K_inverse_darcy_permeability*wl*Nw(b)*Nw(a);
lK(4,a,b) = lK(4,a,b) + mu*K_inverse_darcy_permeability*wl*Nw(b)*Nw(a)
+ mu*K_inverse_darcy_permeability*wl*Nw(a)*updu(1,1,b);
}
}

Expand Down Expand Up @@ -2202,45 +2206,63 @@ void fluid_3d_m(ComMod& com_mod, const int vmsFlag, const int eNoNw, const int e
lK(0,a,b) = lK(0,a,b) + wl*(T2 + T1);
// lK(0,a,b) = lK(0,a,b) + mu*K_inverse_darcy_permeability*wl*Nw(b)*Nw(a);
lK(0,a,b) = lK(0,a,b) + mu*K_inverse_darcy_permeability*wl*Nw(b)*Nw(a)
+ (Res*DDir)*wl*Nw(b)*Nw(a);
+ (Res*DDir)*wl*Nw(b)*Nw(a)
+ mu*K_inverse_darcy_permeability*wl*Nw(a)*updu[0][0][b]
+ (Res*DDir)*wl*Nw(a)*updu[0][0][b];

// dRm_a1/du_b2
T2 = mu*rM[1][0] + tauC*rM[0][1] + esNx[0][a]*mu_g*esNx[1][b] - rho*tauM*uaNx[a]*updu[1][0][b];
lK(1,a,b) = lK(1,a,b) + wl*(T2);
lK(1,a,b) = lK(1,a,b) + wl*(T2)
+ mu*K_inverse_darcy_permeability*wl*Nw(a)*updu[1][0][b]
+ (Res*DDir)*wl*Nw(a)*updu[1][0][b];

// dRm_a1/du_b3
T2 = mu*rM[2][0] + tauC*rM[0][2] + esNx[0][a]*mu_g*esNx[2][b] - rho*tauM*uaNx[a]*updu[2][0][b];
lK(2,a,b) = lK(2,a,b) + wl*(T2);
lK(2,a,b) = lK(2,a,b) + wl*(T2)
+ mu*K_inverse_darcy_permeability*wl*Nw(a)*updu[2][0][b]
+ (Res*DDir)*wl*Nw(a)*updu[2][0][b];

// dRm_a2/du_b1
T2 = mu*rM[0][1] + tauC*rM[1][0] + esNx[1][a]*mu_g*esNx[0][b] - rho*tauM*uaNx[a]*updu[0][1][b];
lK(4,a,b) = lK(4,a,b) + wl*(T2);
lK(4,a,b) = lK(4,a,b) + wl*(T2)
+ mu*K_inverse_darcy_permeability*wl*Nw(a)*updu[0][1][b]
+ (Res*DDir)*wl*Nw(a)*updu[0][1][b];

// dRm_a2/du_b2
T2 = (mu + tauC)*rM[1][1] + esNx[1][a]*mu_g*esNx[1][b] - rho*tauM*uaNx[a]*updu[1][1][b];
lK(5,a,b) = lK(5,a,b) + wl*(T2 + T1);
// lK(5,a,b) = lK(5,a,b) + mu*K_inverse_darcy_permeability*wl*Nw(b)*Nw(a);
lK(5,a,b) = lK(5,a,b) + mu*K_inverse_darcy_permeability*wl*Nw(b)*Nw(a)
+ (Res*DDir)*wl*Nw(b)*Nw(a);
+ (Res*DDir)*wl*Nw(b)*Nw(a)
+ mu*K_inverse_darcy_permeability*wl*Nw(a)*updu[1][1][b]
+ (Res*DDir)*wl*Nw(a)*updu[1][1][b];

// dRm_a2/du_b3
T2 = mu*rM[2][1] + tauC*rM[1][2] + esNx[1][a]*mu_g*esNx[2][b] - rho*tauM*uaNx[a]*updu[2][1][b];
lK(6,a,b) = lK(6,a,b) + wl*(T2);
lK(6,a,b) = lK(6,a,b) + wl*(T2)
+ mu*K_inverse_darcy_permeability*wl*Nw(a)*updu[2][1][b]
+ (Res*DDir)*wl*Nw(a)*updu[2][1][b];

// dRm_a3/du_b1
T2 = mu*rM[0][2] + tauC*rM[2][0] + esNx[2][a]*mu_g*esNx[0][b] - rho*tauM*uaNx[a]*updu[0][2][b];
lK(8,a,b) = lK(8,a,b) + wl*(T2);
lK(8,a,b) = lK(8,a,b) + wl*(T2)
+ mu*K_inverse_darcy_permeability*wl*Nw(a)*updu[0][2][b]
+ (Res*DDir)*wl*Nw(a)*updu[0][2][b];

// dRm_a3/du_b2
T2 = mu*rM[1][2] + tauC*rM[2][1] + esNx[2][a]*mu_g*esNx[1][b] - rho*tauM*uaNx[a]*updu[1][2][b];
lK(9,a,b) = lK(9,a,b) + wl*(T2);
lK(9,a,b) = lK(9,a,b) + wl*(T2)
+ mu*K_inverse_darcy_permeability*wl*Nw(a)*updu[1][2][b]
+ (Res*DDir)*wl*Nw(a)*updu[1][2][b];

// dRm_a3/du_b3;
T2 = (mu + tauC)*rM[2][2] + esNx[2][a]*mu_g*esNx[2][b] - rho*tauM*uaNx[a]*updu[2][2][b];
lK(10,a,b) = lK(10,a,b) + wl*(T2 + T1);
// lK(10,a,b) = lK(10,a,b) + mu*K_inverse_darcy_permeability*wl*Nw(b)*Nw(a);
lK(10,a,b) = lK(10,a,b) + mu*K_inverse_darcy_permeability*wl*Nw(b)*Nw(a)
+ (Res*DDir)*wl*Nw(b)*Nw(a);
+ (Res*DDir)*wl*Nw(b)*Nw(a)
+ mu*K_inverse_darcy_permeability*wl*Nw(a)*updu[2][2][b]
+ (Res*DDir)*wl*Nw(a)*updu[2][2][b];
//dmsg << "lK(10,a,b): " << lK(10,a,b);
}
}
Expand Down
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