[362] | 1 | MODULE caldyn_kernels_hevi_mod |
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| 2 | USE icosa |
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[369] | 3 | USE trace |
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| 4 | USE omp_para |
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| 5 | USE disvert_mod |
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[362] | 6 | USE transfert_mod |
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| 7 | USE caldyn_kernels_base_mod |
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| 8 | IMPLICIT NONE |
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| 9 | PRIVATE |
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| 10 | |
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[580] | 11 | REAL(rstd), PARAMETER :: pbot=1e5, rho_bot=1e6 |
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[368] | 12 | |
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[555] | 13 | LOGICAL, SAVE :: debug_hevi_solver = .FALSE. |
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[368] | 14 | |
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[369] | 15 | PUBLIC :: compute_theta, compute_pvort_only, compute_caldyn_Coriolis, & |
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| 16 | compute_caldyn_slow_hydro, compute_caldyn_slow_NH, & |
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[366] | 17 | compute_caldyn_solver, compute_caldyn_fast |
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[362] | 18 | |
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| 19 | CONTAINS |
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| 20 | |
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| 21 | SUBROUTINE compute_theta(ps,theta_rhodz, rhodz,theta) |
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[404] | 22 | REAL(rstd),INTENT(IN) :: ps(iim*jjm) |
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| 23 | REAL(rstd),INTENT(IN) :: theta_rhodz(iim*jjm,llm,nqdyn) |
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[362] | 24 | REAL(rstd),INTENT(INOUT) :: rhodz(iim*jjm,llm) |
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[404] | 25 | REAL(rstd),INTENT(OUT) :: theta(iim*jjm,llm,nqdyn) |
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| 26 | INTEGER :: ij,l,iq |
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[362] | 27 | REAL(rstd) :: m |
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[404] | 28 | CALL trace_start("compute_theta") |
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[362] | 29 | |
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[404] | 30 | IF(caldyn_eta==eta_mass) THEN ! Compute mass |
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[362] | 31 | DO l = ll_begin,ll_end |
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| 32 | !DIR$ SIMD |
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| 33 | DO ij=ij_begin_ext,ij_end_ext |
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[521] | 34 | m = mass_dak(l)+(ps(ij)*g+ptop)*mass_dbk(l) ! ps is actually Ms |
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[362] | 35 | rhodz(ij,l) = m/g |
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[404] | 36 | END DO |
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| 37 | END DO |
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| 38 | END IF |
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| 39 | |
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| 40 | DO l = ll_begin,ll_end |
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| 41 | DO iq=1,nqdyn |
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[362] | 42 | !DIR$ SIMD |
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| 43 | DO ij=ij_begin_ext,ij_end_ext |
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[404] | 44 | theta(ij,l,iq) = theta_rhodz(ij,l,iq)/rhodz(ij,l) |
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| 45 | END DO |
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| 46 | END DO |
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| 47 | END DO |
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[362] | 48 | |
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| 49 | CALL trace_end("compute_theta") |
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| 50 | END SUBROUTINE compute_theta |
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| 51 | |
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| 52 | SUBROUTINE compute_pvort_only(u,rhodz,qu,qv) |
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| 53 | REAL(rstd),INTENT(IN) :: u(iim*3*jjm,llm) |
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| 54 | REAL(rstd),INTENT(INOUT) :: rhodz(iim*jjm,llm) |
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| 55 | REAL(rstd),INTENT(OUT) :: qu(iim*3*jjm,llm) |
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| 56 | REAL(rstd),INTENT(OUT) :: qv(iim*2*jjm,llm) |
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| 57 | |
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| 58 | INTEGER :: ij,l |
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| 59 | REAL(rstd) :: etav,hv,radius_m2 |
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| 60 | |
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| 61 | CALL trace_start("compute_pvort_only") |
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| 62 | !!! Compute shallow-water potential vorticity |
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[580] | 63 | IF(dysl_pvort_only) THEN |
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[555] | 64 | #include "../kernels/pvort_only.k90" |
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[580] | 65 | ELSE |
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| 66 | |
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[362] | 67 | radius_m2=radius**(-2) |
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| 68 | DO l = ll_begin,ll_end |
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| 69 | !DIR$ SIMD |
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| 70 | DO ij=ij_begin_ext,ij_end_ext |
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[521] | 71 | etav= 1./Av(ij+z_up)*( ne_rup * u(ij+u_rup,l) & |
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| 72 | + ne_left * u(ij+t_rup+u_left,l) & |
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| 73 | - ne_lup * u(ij+u_lup,l) ) |
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| 74 | hv = Riv2(ij,vup) * rhodz(ij,l) & |
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| 75 | + Riv2(ij+t_rup,vldown) * rhodz(ij+t_rup,l) & |
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| 76 | + Riv2(ij+t_lup,vrdown) * rhodz(ij+t_lup,l) |
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| 77 | qv(ij+z_up,l) = ( etav+fv(ij+z_up) )/hv |
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| 78 | |
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| 79 | etav = 1./Av(ij+z_down)*( ne_ldown * u(ij+u_ldown,l) & |
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| 80 | + ne_right * u(ij+t_ldown+u_right,l) & |
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| 81 | - ne_rdown * u(ij+u_rdown,l) ) |
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| 82 | hv = Riv2(ij,vdown) * rhodz(ij,l) & |
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| 83 | + Riv2(ij+t_ldown,vrup) * rhodz(ij+t_ldown,l) & |
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| 84 | + Riv2(ij+t_rdown,vlup) * rhodz(ij+t_rdown,l) |
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| 85 | qv(ij+z_down,l) =( etav+fv(ij+z_down) )/hv |
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[362] | 86 | ENDDO |
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| 87 | |
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| 88 | !DIR$ SIMD |
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| 89 | DO ij=ij_begin,ij_end |
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| 90 | qu(ij+u_right,l) = 0.5*(qv(ij+z_rdown,l)+qv(ij+z_rup,l)) |
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| 91 | qu(ij+u_lup,l) = 0.5*(qv(ij+z_up,l)+qv(ij+z_lup,l)) |
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| 92 | qu(ij+u_ldown,l) = 0.5*(qv(ij+z_ldown,l)+qv(ij+z_down,l)) |
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| 93 | END DO |
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| 94 | |
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| 95 | ENDDO |
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[580] | 96 | |
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| 97 | END IF ! dysl |
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[362] | 98 | CALL trace_end("compute_pvort_only") |
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| 99 | |
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| 100 | END SUBROUTINE compute_pvort_only |
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| 101 | |
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[580] | 102 | SUBROUTINE compute_NH_geopot(tau, phis, m_ik, m_il, theta, W_il, Phi_il) |
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[368] | 103 | REAL(rstd),INTENT(IN) :: tau ! solve Phi-tau*dPhi/dt = Phi_rhs |
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[580] | 104 | REAL(rstd),INTENT(IN) :: phis(iim*jjm) |
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[368] | 105 | REAL(rstd),INTENT(IN) :: m_ik(iim*jjm,llm) |
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| 106 | REAL(rstd),INTENT(IN) :: m_il(iim*jjm,llm+1) |
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| 107 | REAL(rstd),INTENT(IN) :: theta(iim*jjm,llm) |
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| 108 | REAL(rstd),INTENT(IN) :: W_il(iim*jjm,llm+1) ! vertical momentum |
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| 109 | REAL(rstd),INTENT(INOUT) :: Phi_il(iim*jjm,llm+1) ! geopotential |
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| 110 | |
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| 111 | REAL(rstd) :: Phi_star_il(iim*jjm,llm+1) |
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| 112 | REAL(rstd) :: p_ik(iim*jjm,llm) ! pressure |
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| 113 | REAL(rstd) :: R_il(iim*jjm,llm+1) ! rhs of tridiag problem |
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| 114 | REAL(rstd) :: x_il(iim*jjm,llm+1) ! solution of tridiag problem |
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| 115 | REAL(rstd) :: A_ik(iim*jjm,llm) ! off-diagonal coefficients of tridiag problem |
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| 116 | REAL(rstd) :: B_il(iim*jjm,llm+1) ! diagonal coefficients of tridiag problem |
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| 117 | REAL(rstd) :: C_ik(iim*jjm,llm) ! Thomas algorithm |
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| 118 | REAL(rstd) :: D_il(iim*jjm,llm+1) ! Thomas algorithm |
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| 119 | REAL(rstd) :: gamma, rho_ij, X_ij, Y_ij |
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| 120 | REAL(rstd) :: wil, tau2_g, g2, gm2, ml_g2, c2_mik |
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| 121 | |
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[555] | 122 | INTEGER :: iter, ij, l, ij_omp_begin_ext, ij_omp_end_ext |
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[368] | 123 | |
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[604] | 124 | CALL distrib_level(ij_begin_ext,ij_end_ext, ij_omp_begin_ext,ij_omp_end_ext) |
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[555] | 125 | |
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[580] | 126 | IF(dysl) THEN |
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| 127 | #define PHI_BOT(ij) phis(ij) |
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[555] | 128 | #include "../kernels/compute_NH_geopot.k90" |
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[580] | 129 | #undef PHI_BOT |
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| 130 | ELSE |
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[368] | 131 | ! FIXME : vertical OpenMP parallelism will not work |
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| 132 | |
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| 133 | tau2_g=tau*tau/g |
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| 134 | g2=g*g |
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| 135 | gm2 = g**-2 |
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| 136 | gamma = 1./(1.-kappa) |
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| 137 | |
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| 138 | ! compute Phi_star |
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| 139 | DO l=1,llm+1 |
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| 140 | !DIR$ SIMD |
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| 141 | DO ij=ij_begin_ext,ij_end_ext |
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| 142 | Phi_star_il(ij,l) = Phi_il(ij,l) + tau*g2*(W_il(ij,l)/m_il(ij,l)-tau) |
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| 143 | ENDDO |
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| 144 | ENDDO |
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| 145 | |
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| 146 | ! Newton-Raphson iteration : Phi_il contains current guess value |
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[377] | 147 | DO iter=1,5 ! 2 iterations should be enough |
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[368] | 148 | |
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| 149 | ! Compute pressure, A_ik |
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| 150 | DO l=1,llm |
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| 151 | !DIR$ SIMD |
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| 152 | DO ij=ij_begin_ext,ij_end_ext |
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| 153 | rho_ij = (g*m_ik(ij,l))/(Phi_il(ij,l+1)-Phi_il(ij,l)) |
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| 154 | X_ij = (cpp/preff)*kappa*theta(ij,l)*rho_ij |
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| 155 | p_ik(ij,l) = preff*(X_ij**gamma) |
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| 156 | c2_mik = gamma*p_ik(ij,l)/(rho_ij*m_ik(ij,l)) ! c^2 = gamma*R*T = gamma*p/rho |
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| 157 | A_ik(ij,l) = c2_mik*(tau/g*rho_ij)**2 |
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| 158 | ENDDO |
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| 159 | ENDDO |
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| 160 | |
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| 161 | ! Compute residual, B_il |
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| 162 | ! bottom interface l=1 |
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| 163 | !DIR$ SIMD |
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| 164 | DO ij=ij_begin_ext,ij_end_ext |
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| 165 | ml_g2 = gm2*m_il(ij,1) |
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| 166 | B_il(ij,1) = A_ik(ij,1) + ml_g2 + tau2_g*rho_bot |
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| 167 | R_il(ij,1) = ml_g2*( Phi_il(ij,1)-Phi_star_il(ij,1)) & |
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[580] | 168 | + tau2_g*( p_ik(ij,1)-pbot+rho_bot*(Phi_il(ij,1)-phis(ij)) ) |
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[368] | 169 | ENDDO |
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| 170 | ! inner interfaces |
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| 171 | DO l=2,llm |
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| 172 | !DIR$ SIMD |
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| 173 | DO ij=ij_begin_ext,ij_end_ext |
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| 174 | ml_g2 = gm2*m_il(ij,l) |
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| 175 | B_il(ij,l) = A_ik(ij,l)+A_ik(ij,l-1) + ml_g2 |
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| 176 | R_il(ij,l) = ml_g2*( Phi_il(ij,l)-Phi_star_il(ij,l)) & |
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| 177 | + tau2_g*(p_ik(ij,l)-p_ik(ij,l-1)) |
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| 178 | ! consistency check : if Wil=0 and initial state is in hydrostatic balance |
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| 179 | ! then Phi_star_il(ij,l) = Phi_il(ij,l) - tau^2*g^2 |
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| 180 | ! and residual = tau^2*(ml+(1/g)dl_pi)=0 |
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| 181 | ENDDO |
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| 182 | ENDDO |
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| 183 | ! top interface l=llm+1 |
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| 184 | !DIR$ SIMD |
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| 185 | DO ij=ij_begin_ext,ij_end_ext |
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| 186 | ml_g2 = gm2*m_il(ij,llm+1) |
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| 187 | B_il(ij,llm+1) = A_ik(ij,llm) + ml_g2 |
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| 188 | R_il(ij,llm+1) = ml_g2*( Phi_il(ij,llm+1)-Phi_star_il(ij,llm+1)) & |
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| 189 | + tau2_g*( ptop-p_ik(ij,llm) ) |
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| 190 | ENDDO |
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| 191 | |
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| 192 | ! FIXME later |
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| 193 | ! the lines below modify the tridiag problem |
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| 194 | ! for flat, rigid boundary conditions at top and bottom : |
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| 195 | ! zero out A(1), A(llm), R(1), R(llm+1) |
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| 196 | ! => x(l)=0 at l=1,llm+1 |
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| 197 | DO ij=ij_begin_ext,ij_end_ext |
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| 198 | A_ik(ij,1) = 0. |
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| 199 | A_ik(ij,llm) = 0. |
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| 200 | R_il(ij,1) = 0. |
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| 201 | R_il(ij,llm+1) = 0. |
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| 202 | ENDDO |
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| 203 | |
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| 204 | IF(debug_hevi_solver) THEN ! print Linf(residual) |
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| 205 | PRINT *, '[hevi_solver] R,p', iter, MAXVAL(ABS(R_il)), MAXVAL(p_ik) |
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| 206 | END IF |
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| 207 | |
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| 208 | ! Solve -A(l-1)x(l-1) + B(l)x(l) - A(l)x(l+1) = R(l) using Thomas algorithm |
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| 209 | ! Forward sweep : |
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| 210 | ! C(0)=0, C(l) = -A(l) / (B(l)+A(l-1)C(l-1)), |
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| 211 | ! D(0)=0, D(l) = (R(l)+A(l-1)D(l-1)) / (B(l)+A(l-1)C(l-1)) |
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| 212 | ! bottom interface l=1 |
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| 213 | !DIR$ SIMD |
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| 214 | DO ij=ij_begin_ext,ij_end_ext |
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| 215 | X_ij = 1./B_il(ij,1) |
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| 216 | C_ik(ij,1) = -A_ik(ij,1) * X_ij |
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| 217 | D_il(ij,1) = R_il(ij,1) * X_ij |
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| 218 | ENDDO |
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| 219 | ! inner interfaces/layers |
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| 220 | DO l=2,llm |
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| 221 | !DIR$ SIMD |
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| 222 | DO ij=ij_begin_ext,ij_end_ext |
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| 223 | X_ij = 1./(B_il(ij,l) + A_ik(ij,l-1)*C_ik(ij,l-1)) |
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| 224 | C_ik(ij,l) = -A_ik(ij,l) * X_ij |
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| 225 | D_il(ij,l) = (R_il(ij,l)+A_ik(ij,l-1)*D_il(ij,l-1)) * X_ij |
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| 226 | ENDDO |
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| 227 | ENDDO |
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| 228 | ! top interface l=llm+1 |
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| 229 | !DIR$ SIMD |
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| 230 | DO ij=ij_begin_ext,ij_end_ext |
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| 231 | X_ij = 1./(B_il(ij,llm+1) + A_ik(ij,llm)*C_ik(ij,llm)) |
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| 232 | D_il(ij,llm+1) = (R_il(ij,llm+1)+A_ik(ij,llm)*D_il(ij,llm)) * X_ij |
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| 233 | ENDDO |
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| 234 | |
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| 235 | ! Back substitution : |
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| 236 | ! x(i) = D(i)-C(i)x(i+1), x(N+1)=0 |
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| 237 | ! + Newton-Raphson update |
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| 238 | x_il=0. ! FIXME |
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| 239 | ! top interface l=llm+1 |
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| 240 | !DIR$ SIMD |
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| 241 | DO ij=ij_begin_ext,ij_end_ext |
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| 242 | x_il(ij,llm+1) = D_il(ij,llm+1) |
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| 243 | Phi_il(ij,llm+1) = Phi_il(ij,llm+1) - x_il(ij,llm+1) |
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| 244 | ENDDO |
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| 245 | ! lower interfaces |
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| 246 | DO l=llm,1,-1 |
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| 247 | !DIR$ SIMD |
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| 248 | DO ij=ij_begin_ext,ij_end_ext |
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| 249 | x_il(ij,l) = D_il(ij,l) - C_ik(ij,l)*x_il(ij,l+1) |
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| 250 | Phi_il(ij,l) = Phi_il(ij,l) - x_il(ij,l) |
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| 251 | ENDDO |
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| 252 | ENDDO |
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| 253 | |
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| 254 | IF(debug_hevi_solver) THEN |
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| 255 | PRINT *, '[hevi_solver] A,B', iter, MAXVAL(ABS(A_ik)),MAXVAL(ABS(B_il)) |
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| 256 | PRINT *, '[hevi_solver] C,D', iter, MAXVAL(ABS(C_ik)),MAXVAL(ABS(D_il)) |
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| 257 | DO l=1,llm+1 |
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| 258 | WRITE(*,'(A,I2.1,I3.2,E9.2)'), '[hevi_solver] x', iter,l, MAXVAL(ABS(x_il(:,l))) |
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| 259 | END DO |
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| 260 | END IF |
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| 261 | |
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| 262 | END DO ! Newton-Raphson |
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[555] | 263 | |
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[580] | 264 | END IF ! dysl |
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[368] | 265 | |
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| 266 | END SUBROUTINE compute_NH_geopot |
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| 267 | |
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[580] | 268 | SUBROUTINE compute_caldyn_solver(tau,phis, rhodz,theta,pk, geopot,W, m_il,pres, dPhi,dW,du) |
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[366] | 269 | REAL(rstd),INTENT(IN) :: tau ! "solve" Phi-tau*dPhi/dt = Phi_rhs |
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[580] | 270 | REAL(rstd),INTENT(IN) :: phis(iim*jjm) |
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[366] | 271 | REAL(rstd),INTENT(IN) :: rhodz(iim*jjm,llm) |
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[555] | 272 | REAL(rstd),INTENT(IN) :: theta(iim*jjm,llm,nqdyn) |
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[366] | 273 | REAL(rstd),INTENT(OUT) :: pk(iim*jjm,llm) |
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| 274 | REAL(rstd),INTENT(INOUT) :: geopot(iim*jjm,llm+1) |
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| 275 | REAL(rstd),INTENT(INOUT) :: W(iim*jjm,llm+1) ! OUT if tau>0 |
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[561] | 276 | REAL(rstd),INTENT(OUT) :: m_il(iim*jjm,llm+1) ! rhodz averaged to interfaces |
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| 277 | REAL(rstd),INTENT(OUT) :: pres(iim*jjm,llm) ! pressure |
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[366] | 278 | REAL(rstd),INTENT(OUT) :: dW(iim*jjm,llm+1) |
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| 279 | REAL(rstd),INTENT(OUT) :: dPhi(iim*jjm,llm+1) |
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[369] | 280 | REAL(rstd),INTENT(OUT) :: du(3*iim*jjm,llm) |
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[366] | 281 | |
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[561] | 282 | REAL(rstd) :: berni(iim*jjm,llm) ! (W/m_il)^2 |
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[580] | 283 | REAL(rstd) :: berni1(iim*jjm) ! (W/m_il)^2 |
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[555] | 284 | REAL(rstd) :: gamma, rho_ij, T_ij, X_ij, Y_ij, vreff, Rd, Cvd |
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[368] | 285 | INTEGER :: ij, l |
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[366] | 286 | |
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| 287 | CALL trace_start("compute_caldyn_solver") |
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| 288 | |
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[555] | 289 | Rd=cpp*kappa |
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| 290 | |
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[580] | 291 | IF(dysl) THEN |
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| 292 | |
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[561] | 293 | !$OMP BARRIER |
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[580] | 294 | #define PHI_BOT(ij) phis(ij) |
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| 295 | #define PHI_BOT_VAR phis |
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[555] | 296 | #include "../kernels/caldyn_solver.k90" |
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[580] | 297 | #undef PHI_BOT_VAR |
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| 298 | #undef PHI_BOT |
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[561] | 299 | !$OMP BARRIER |
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[580] | 300 | |
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| 301 | ELSE |
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| 302 | |
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| 303 | #define BERNI(ij) berni1(ij) |
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[368] | 304 | ! FIXME : vertical OpenMP parallelism will not work |
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[366] | 305 | |
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[368] | 306 | ! average m_ik to interfaces => m_il |
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| 307 | !DIR$ SIMD |
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| 308 | DO ij=ij_begin_ext,ij_end_ext |
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| 309 | m_il(ij,1) = .5*rhodz(ij,1) |
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| 310 | ENDDO |
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| 311 | DO l=2,llm |
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| 312 | !DIR$ SIMD |
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| 313 | DO ij=ij_begin_ext,ij_end_ext |
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| 314 | m_il(ij,l) = .5*(rhodz(ij,l-1)+rhodz(ij,l)) |
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| 315 | ENDDO |
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| 316 | ENDDO |
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| 317 | !DIR$ SIMD |
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| 318 | DO ij=ij_begin_ext,ij_end_ext |
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| 319 | m_il(ij,llm+1) = .5*rhodz(ij,llm) |
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| 320 | ENDDO |
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| 321 | |
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| 322 | IF(tau>0) THEN ! solve implicit problem for geopotential |
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[580] | 323 | CALL compute_NH_geopot(tau, phis, rhodz, m_il, theta, W, geopot) |
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[366] | 324 | END IF |
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| 325 | |
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| 326 | ! Compute pressure, stored temporarily in pk |
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| 327 | ! kappa = R/Cp |
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| 328 | ! 1-kappa = Cv/Cp |
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| 329 | ! Cp/Cv = 1/(1-kappa) |
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| 330 | gamma = 1./(1.-kappa) |
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[368] | 331 | DO l=1,llm |
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[366] | 332 | !DIR$ SIMD |
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[368] | 333 | DO ij=ij_begin_ext,ij_end_ext |
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[366] | 334 | rho_ij = (g*rhodz(ij,l))/(geopot(ij,l+1)-geopot(ij,l)) |
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[555] | 335 | X_ij = (cpp/preff)*kappa*theta(ij,l,1)*rho_ij |
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[366] | 336 | ! kappa.theta.rho = p/exner |
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| 337 | ! => X = (p/p0)/(exner/Cp) |
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| 338 | ! = (p/p0)^(1-kappa) |
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| 339 | pk(ij,l) = preff*(X_ij**gamma) |
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| 340 | ENDDO |
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| 341 | ENDDO |
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| 342 | |
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[369] | 343 | ! Update W, compute tendencies |
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[368] | 344 | DO l=2,llm |
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[366] | 345 | !DIR$ SIMD |
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[368] | 346 | DO ij=ij_begin_ext,ij_end_ext |
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| 347 | dW(ij,l) = (1./g)*(pk(ij,l-1)-pk(ij,l)) - m_il(ij,l) |
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| 348 | W(ij,l) = W(ij,l)+tau*dW(ij,l) ! update W |
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| 349 | dPhi(ij,l) = g*g*W(ij,l)/m_il(ij,l) |
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[366] | 350 | ENDDO |
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| 351 | ! PRINT *,'Max dPhi', l,ij_begin,ij_end, MAXVAL(abs(dPhi(ij_begin:ij_end,l))) |
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| 352 | ! PRINT *,'Max dW', l,ij_begin,ij_end, MAXVAL(abs(dW(ij_begin:ij_end,l))) |
---|
| 353 | ENDDO |
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| 354 | ! Lower BC (FIXME : no orography yet !) |
---|
| 355 | DO ij=ij_begin,ij_end |
---|
| 356 | dPhi(ij,1)=0 |
---|
| 357 | W(ij,1)=0 |
---|
| 358 | dW(ij,1)=0 |
---|
| 359 | dPhi(ij,llm+1)=0 ! rigid lid |
---|
| 360 | W(ij,llm+1)=0 |
---|
| 361 | dW(ij,llm+1)=0 |
---|
| 362 | ENDDO |
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| 363 | ! Upper BC p=ptop |
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[368] | 364 | ! DO ij=ij_omp_begin_ext,ij_omp_end_ext |
---|
| 365 | ! dPhi(ij,llm+1) = W(ij,llm+1)/rhodz(ij,llm) |
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| 366 | ! dW(ij,llm+1) = (1./g)*(pk(ij,llm)-ptop) - .5*rhodz(ij,llm) |
---|
| 367 | ! ENDDO |
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[366] | 368 | |
---|
[375] | 369 | ! Compute Exner function (needed by compute_caldyn_fast) and du=-g^2.grad(w^2) |
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[368] | 370 | DO l=1,llm |
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[366] | 371 | !DIR$ SIMD |
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[368] | 372 | DO ij=ij_begin_ext,ij_end_ext |
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[366] | 373 | pk(ij,l) = cpp*((pk(ij,l)/preff)**kappa) ! other formulae possible if exponentiation is slow |
---|
[555] | 374 | BERNI(ij) = (-.25*g*g)*( & |
---|
[375] | 375 | (W(ij,l)/m_il(ij,l))**2 & |
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[369] | 376 | + (W(ij,l+1)/m_il(ij,l+1))**2 ) |
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[366] | 377 | ENDDO |
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[369] | 378 | DO ij=ij_begin,ij_end |
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[555] | 379 | du(ij+u_right,l) = ne_right*(BERNI(ij)-BERNI(ij+t_right)) |
---|
| 380 | du(ij+u_lup,l) = ne_lup *(BERNI(ij)-BERNI(ij+t_lup)) |
---|
| 381 | du(ij+u_ldown,l) = ne_ldown*(BERNI(ij)-BERNI(ij+t_ldown)) |
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[369] | 382 | ENDDO |
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[366] | 383 | ENDDO |
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[555] | 384 | #undef BERNI |
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| 385 | |
---|
[580] | 386 | END IF ! dysl |
---|
| 387 | |
---|
[366] | 388 | CALL trace_end("compute_caldyn_solver") |
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| 389 | |
---|
| 390 | END SUBROUTINE compute_caldyn_solver |
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| 391 | |
---|
| 392 | SUBROUTINE compute_caldyn_fast(tau,u,rhodz,theta,pk,geopot,du) |
---|
| 393 | REAL(rstd),INTENT(IN) :: tau ! "solve" u-tau*du/dt = rhs |
---|
| 394 | REAL(rstd),INTENT(INOUT) :: u(iim*3*jjm,llm) ! OUT if tau>0 |
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| 395 | REAL(rstd),INTENT(IN) :: rhodz(iim*jjm,llm) |
---|
[405] | 396 | REAL(rstd),INTENT(IN) :: theta(iim*jjm,llm,nqdyn) |
---|
[366] | 397 | REAL(rstd),INTENT(INOUT) :: pk(iim*jjm,llm) |
---|
| 398 | REAL(rstd),INTENT(INOUT) :: geopot(iim*jjm,llm+1) |
---|
[369] | 399 | REAL(rstd),INTENT(INOUT) :: du(iim*3*jjm,llm) |
---|
[362] | 400 | REAL(rstd) :: berni(iim*jjm,llm) ! Bernoulli function |
---|
[405] | 401 | REAL(rstd) :: berniv(iim*jjm,llm) ! moist Bernoulli function |
---|
[362] | 402 | |
---|
| 403 | INTEGER :: i,j,ij,l |
---|
[555] | 404 | REAL(rstd) :: Rd, qv, temp, chi, nu, due, due_right, due_lup, due_ldown |
---|
[362] | 405 | |
---|
| 406 | CALL trace_start("compute_caldyn_fast") |
---|
[366] | 407 | |
---|
[405] | 408 | Rd=cpp*kappa |
---|
| 409 | |
---|
[580] | 410 | IF(dysl_caldyn_fast) THEN |
---|
[555] | 411 | #include "../kernels/caldyn_fast.k90" |
---|
[580] | 412 | ELSE |
---|
| 413 | |
---|
[366] | 414 | ! Compute Bernoulli term |
---|
[362] | 415 | IF(boussinesq) THEN |
---|
| 416 | DO l=ll_begin,ll_end |
---|
| 417 | !DIR$ SIMD |
---|
| 418 | DO ij=ij_begin,ij_end |
---|
| 419 | berni(ij,l) = pk(ij,l) |
---|
| 420 | ! from now on pk contains the vertically-averaged geopotential |
---|
| 421 | pk(ij,l) = .5*(geopot(ij,l)+geopot(ij,l+1)) |
---|
[401] | 422 | END DO |
---|
| 423 | END DO |
---|
[362] | 424 | ELSE ! compressible |
---|
| 425 | |
---|
| 426 | DO l=ll_begin,ll_end |
---|
[401] | 427 | SELECT CASE(caldyn_thermo) |
---|
| 428 | CASE(thermo_theta) ! vdp = theta.dpi => B = Phi |
---|
| 429 | !DIR$ SIMD |
---|
| 430 | DO ij=ij_begin,ij_end |
---|
| 431 | berni(ij,l) = .5*(geopot(ij,l)+geopot(ij,l+1)) |
---|
| 432 | END DO |
---|
| 433 | CASE(thermo_entropy) ! vdp = dG + sdT => B = Phi + G, G=h-Ts=T*(cpp-s) |
---|
| 434 | !DIR$ SIMD |
---|
| 435 | DO ij=ij_begin,ij_end |
---|
| 436 | berni(ij,l) = .5*(geopot(ij,l)+geopot(ij,l+1)) & |
---|
[405] | 437 | + pk(ij,l)*(cpp-theta(ij,l,1)) ! pk=temperature, theta=entropy |
---|
[401] | 438 | END DO |
---|
[405] | 439 | CASE(thermo_moist) |
---|
| 440 | !DIR$ SIMD |
---|
| 441 | DO ij=ij_begin,ij_end |
---|
| 442 | ! du/dt = grad(Bd)+rv.grad(Bv)+s.grad(T) |
---|
| 443 | ! Bd = Phi + gibbs_d |
---|
| 444 | ! Bv = Phi + gibbs_v |
---|
| 445 | ! pk=temperature, theta=entropy |
---|
| 446 | qv = theta(ij,l,2) |
---|
| 447 | temp = pk(ij,l) |
---|
| 448 | chi = log(temp/Treff) |
---|
| 449 | nu = (chi*(cpp+qv*cppv)-theta(ij,l,1))/(Rd+qv*Rv) ! log(p/preff) |
---|
| 450 | berni(ij,l) = .5*(geopot(ij,l)+geopot(ij,l+1)) & |
---|
| 451 | + temp*(cpp*(1.-chi)+Rd*nu) |
---|
| 452 | berniv(ij,l) = .5*(geopot(ij,l)+geopot(ij,l+1)) & |
---|
| 453 | + temp*(cppv*(1.-chi)+Rv*nu) |
---|
| 454 | END DO |
---|
[401] | 455 | END SELECT |
---|
| 456 | END DO |
---|
[362] | 457 | |
---|
| 458 | END IF ! Boussinesq/compressible |
---|
| 459 | |
---|
[369] | 460 | !!! u:=u+tau*du, du = -grad(B)-theta.grad(pi) |
---|
[362] | 461 | DO l=ll_begin,ll_end |
---|
[405] | 462 | IF(caldyn_thermo == thermo_moist) THEN |
---|
| 463 | !DIR$ SIMD |
---|
| 464 | DO ij=ij_begin,ij_end |
---|
| 465 | due_right = berni(ij+t_right,l)-berni(ij,l) & |
---|
| 466 | + 0.5*(theta(ij,l,1)+theta(ij+t_right,l,1)) & |
---|
| 467 | *(pk(ij+t_right,l)-pk(ij,l)) & |
---|
| 468 | + 0.5*(theta(ij,l,2)+theta(ij+t_right,l,2)) & |
---|
| 469 | *(berniv(ij+t_right,l)-berniv(ij,l)) |
---|
| 470 | |
---|
| 471 | due_lup = berni(ij+t_lup,l)-berni(ij,l) & |
---|
| 472 | + 0.5*(theta(ij,l,1)+theta(ij+t_lup,l,1)) & |
---|
| 473 | *(pk(ij+t_lup,l)-pk(ij,l)) & |
---|
| 474 | + 0.5*(theta(ij,l,2)+theta(ij+t_lup,l,2)) & |
---|
| 475 | *(berniv(ij+t_lup,l)-berniv(ij,l)) |
---|
| 476 | |
---|
| 477 | due_ldown = berni(ij+t_ldown,l)-berni(ij,l) & |
---|
| 478 | + 0.5*(theta(ij,l,1)+theta(ij+t_ldown,l,1)) & |
---|
| 479 | *(pk(ij+t_ldown,l)-pk(ij,l)) & |
---|
| 480 | + 0.5*(theta(ij,l,2)+theta(ij+t_ldown,l,2)) & |
---|
| 481 | *(berniv(ij+t_ldown,l)-berniv(ij,l)) |
---|
| 482 | |
---|
| 483 | du(ij+u_right,l) = du(ij+u_right,l) - ne_right*due_right |
---|
| 484 | du(ij+u_lup,l) = du(ij+u_lup,l) - ne_lup*due_lup |
---|
| 485 | du(ij+u_ldown,l) = du(ij+u_ldown,l) - ne_ldown*due_ldown |
---|
| 486 | u(ij+u_right,l) = u(ij+u_right,l) + tau*du(ij+u_right,l) |
---|
| 487 | u(ij+u_lup,l) = u(ij+u_lup,l) + tau*du(ij+u_lup,l) |
---|
| 488 | u(ij+u_ldown,l) = u(ij+u_ldown,l) + tau*du(ij+u_ldown,l) |
---|
| 489 | END DO |
---|
| 490 | ELSE |
---|
| 491 | !DIR$ SIMD |
---|
| 492 | DO ij=ij_begin,ij_end |
---|
| 493 | due_right = 0.5*(theta(ij,l,1)+theta(ij+t_right,l,1)) & |
---|
| 494 | *(pk(ij+t_right,l)-pk(ij,l)) & |
---|
| 495 | + berni(ij+t_right,l)-berni(ij,l) |
---|
| 496 | due_lup = 0.5*(theta(ij,l,1)+theta(ij+t_lup,l,1)) & |
---|
| 497 | *(pk(ij+t_lup,l)-pk(ij,l)) & |
---|
| 498 | + berni(ij+t_lup,l)-berni(ij,l) |
---|
| 499 | due_ldown = 0.5*(theta(ij,l,1)+theta(ij+t_ldown,l,1)) & |
---|
| 500 | *(pk(ij+t_ldown,l)-pk(ij,l)) & |
---|
| 501 | + berni(ij+t_ldown,l)-berni(ij,l) |
---|
| 502 | du(ij+u_right,l) = du(ij+u_right,l) - ne_right*due_right |
---|
| 503 | du(ij+u_lup,l) = du(ij+u_lup,l) - ne_lup*due_lup |
---|
| 504 | du(ij+u_ldown,l) = du(ij+u_ldown,l) - ne_ldown*due_ldown |
---|
| 505 | u(ij+u_right,l) = u(ij+u_right,l) + tau*du(ij+u_right,l) |
---|
| 506 | u(ij+u_lup,l) = u(ij+u_lup,l) + tau*du(ij+u_lup,l) |
---|
| 507 | u(ij+u_ldown,l) = u(ij+u_ldown,l) + tau*du(ij+u_ldown,l) |
---|
| 508 | END DO |
---|
| 509 | END IF |
---|
| 510 | END DO |
---|
[580] | 511 | |
---|
| 512 | END IF ! dysl |
---|
[362] | 513 | CALL trace_end("compute_caldyn_fast") |
---|
| 514 | |
---|
| 515 | END SUBROUTINE compute_caldyn_fast |
---|
| 516 | |
---|
[369] | 517 | SUBROUTINE compute_caldyn_Coriolis(hflux,theta,qu, convm,dtheta_rhodz,du) |
---|
| 518 | REAL(rstd),INTENT(IN) :: hflux(3*iim*jjm,llm) ! hflux in kg/s |
---|
[404] | 519 | REAL(rstd),INTENT(IN) :: theta(iim*jjm,llm,nqdyn) ! active scalars |
---|
[369] | 520 | REAL(rstd),INTENT(IN) :: qu(3*iim*jjm,llm) |
---|
[362] | 521 | REAL(rstd),INTENT(OUT) :: convm(iim*jjm,llm) ! mass flux convergence |
---|
[404] | 522 | REAL(rstd),INTENT(OUT) :: dtheta_rhodz(iim*jjm,llm,nqdyn) |
---|
[369] | 523 | REAL(rstd),INTENT(INOUT) :: du(3*iim*jjm,llm) |
---|
| 524 | |
---|
[555] | 525 | REAL(rstd) :: Ftheta(3*iim*jjm,llm) ! potential temperature flux |
---|
| 526 | REAL(rstd) :: uu_right, uu_lup, uu_ldown, du_trisk, divF |
---|
[404] | 527 | INTEGER :: ij,iq,l,kdown |
---|
[362] | 528 | |
---|
[369] | 529 | CALL trace_start("compute_caldyn_Coriolis") |
---|
[362] | 530 | |
---|
[580] | 531 | IF(dysl_caldyn_coriolis) THEN |
---|
| 532 | |
---|
[555] | 533 | #include "../kernels/coriolis.k90" |
---|
[580] | 534 | |
---|
| 535 | ELSE |
---|
[555] | 536 | #define FTHETA(ij) Ftheta(ij,1) |
---|
| 537 | |
---|
[369] | 538 | DO l=ll_begin, ll_end |
---|
| 539 | ! compute theta flux |
---|
[426] | 540 | DO iq=1,nqdyn |
---|
[362] | 541 | !DIR$ SIMD |
---|
[404] | 542 | DO ij=ij_begin_ext,ij_end_ext |
---|
[555] | 543 | FTHETA(ij+u_right) = 0.5*(theta(ij,l,iq)+theta(ij+t_right,l,iq)) & |
---|
[369] | 544 | * hflux(ij+u_right,l) |
---|
[555] | 545 | FTHETA(ij+u_lup) = 0.5*(theta(ij,l,iq)+theta(ij+t_lup,l,iq)) & |
---|
[404] | 546 | * hflux(ij+u_lup,l) |
---|
[555] | 547 | FTHETA(ij+u_ldown) = 0.5*(theta(ij,l,iq)+theta(ij+t_ldown,l,iq)) & |
---|
[404] | 548 | * hflux(ij+u_ldown,l) |
---|
| 549 | END DO |
---|
| 550 | ! horizontal divergence of fluxes |
---|
[426] | 551 | !DIR$ SIMD |
---|
[404] | 552 | DO ij=ij_begin,ij_end |
---|
| 553 | ! dtheta_rhodz = -div(flux.theta) |
---|
| 554 | dtheta_rhodz(ij,l,iq)= & |
---|
[555] | 555 | -1./Ai(ij)*(ne_right*FTHETA(ij+u_right) + & |
---|
| 556 | ne_rup*FTHETA(ij+u_rup) + & |
---|
| 557 | ne_lup*FTHETA(ij+u_lup) + & |
---|
| 558 | ne_left*FTHETA(ij+u_left) + & |
---|
| 559 | ne_ldown*FTHETA(ij+u_ldown) + & |
---|
| 560 | ne_rdown*FTHETA(ij+u_rdown) ) |
---|
[404] | 561 | END DO |
---|
| 562 | END DO |
---|
| 563 | |
---|
[426] | 564 | !DIR$ SIMD |
---|
[362] | 565 | DO ij=ij_begin,ij_end |
---|
| 566 | ! convm = -div(mass flux), sign convention as in Ringler et al. 2012, eq. 21 |
---|
| 567 | convm(ij,l)= -1./Ai(ij)*(ne_right*hflux(ij+u_right,l) + & |
---|
| 568 | ne_rup*hflux(ij+u_rup,l) + & |
---|
| 569 | ne_lup*hflux(ij+u_lup,l) + & |
---|
| 570 | ne_left*hflux(ij+u_left,l) + & |
---|
| 571 | ne_ldown*hflux(ij+u_ldown,l) + & |
---|
[404] | 572 | ne_rdown*hflux(ij+u_rdown,l)) |
---|
| 573 | END DO ! ij |
---|
| 574 | END DO ! llm |
---|
[362] | 575 | |
---|
| 576 | !!! Compute potential vorticity (Coriolis) contribution to du |
---|
[369] | 577 | SELECT CASE(caldyn_conserv) |
---|
[362] | 578 | |
---|
| 579 | CASE(energy) ! energy-conserving TRiSK |
---|
| 580 | |
---|
| 581 | DO l=ll_begin,ll_end |
---|
| 582 | !DIR$ SIMD |
---|
| 583 | DO ij=ij_begin,ij_end |
---|
| 584 | uu_right = & |
---|
| 585 | wee(ij+u_right,1,1)*hflux(ij+u_rup,l)*(qu(ij+u_right,l)+qu(ij+u_rup,l))+ & |
---|
| 586 | wee(ij+u_right,2,1)*hflux(ij+u_lup,l)*(qu(ij+u_right,l)+qu(ij+u_lup,l))+ & |
---|
| 587 | wee(ij+u_right,3,1)*hflux(ij+u_left,l)*(qu(ij+u_right,l)+qu(ij+u_left,l))+ & |
---|
| 588 | wee(ij+u_right,4,1)*hflux(ij+u_ldown,l)*(qu(ij+u_right,l)+qu(ij+u_ldown,l))+ & |
---|
| 589 | wee(ij+u_right,5,1)*hflux(ij+u_rdown,l)*(qu(ij+u_right,l)+qu(ij+u_rdown,l))+ & |
---|
| 590 | wee(ij+u_right,1,2)*hflux(ij+t_right+u_ldown,l)*(qu(ij+u_right,l)+qu(ij+t_right+u_ldown,l))+ & |
---|
| 591 | wee(ij+u_right,2,2)*hflux(ij+t_right+u_rdown,l)*(qu(ij+u_right,l)+qu(ij+t_right+u_rdown,l))+ & |
---|
| 592 | wee(ij+u_right,3,2)*hflux(ij+t_right+u_right,l)*(qu(ij+u_right,l)+qu(ij+t_right+u_right,l))+ & |
---|
| 593 | wee(ij+u_right,4,2)*hflux(ij+t_right+u_rup,l)*(qu(ij+u_right,l)+qu(ij+t_right+u_rup,l))+ & |
---|
| 594 | wee(ij+u_right,5,2)*hflux(ij+t_right+u_lup,l)*(qu(ij+u_right,l)+qu(ij+t_right+u_lup,l)) |
---|
| 595 | uu_lup = & |
---|
| 596 | wee(ij+u_lup,1,1)*hflux(ij+u_left,l)*(qu(ij+u_lup,l)+qu(ij+u_left,l)) + & |
---|
| 597 | wee(ij+u_lup,2,1)*hflux(ij+u_ldown,l)*(qu(ij+u_lup,l)+qu(ij+u_ldown,l)) + & |
---|
| 598 | wee(ij+u_lup,3,1)*hflux(ij+u_rdown,l)*(qu(ij+u_lup,l)+qu(ij+u_rdown,l)) + & |
---|
| 599 | wee(ij+u_lup,4,1)*hflux(ij+u_right,l)*(qu(ij+u_lup,l)+qu(ij+u_right,l)) + & |
---|
| 600 | wee(ij+u_lup,5,1)*hflux(ij+u_rup,l)*(qu(ij+u_lup,l)+qu(ij+u_rup,l)) + & |
---|
| 601 | wee(ij+u_lup,1,2)*hflux(ij+t_lup+u_right,l)*(qu(ij+u_lup,l)+qu(ij+t_lup+u_right,l)) + & |
---|
| 602 | wee(ij+u_lup,2,2)*hflux(ij+t_lup+u_rup,l)*(qu(ij+u_lup,l)+qu(ij+t_lup+u_rup,l)) + & |
---|
| 603 | wee(ij+u_lup,3,2)*hflux(ij+t_lup+u_lup,l)*(qu(ij+u_lup,l)+qu(ij+t_lup+u_lup,l)) + & |
---|
| 604 | wee(ij+u_lup,4,2)*hflux(ij+t_lup+u_left,l)*(qu(ij+u_lup,l)+qu(ij+t_lup+u_left,l)) + & |
---|
| 605 | wee(ij+u_lup,5,2)*hflux(ij+t_lup+u_ldown,l)*(qu(ij+u_lup,l)+qu(ij+t_lup+u_ldown,l)) |
---|
| 606 | uu_ldown = & |
---|
| 607 | wee(ij+u_ldown,1,1)*hflux(ij+u_rdown,l)*(qu(ij+u_ldown,l)+qu(ij+u_rdown,l)) + & |
---|
| 608 | wee(ij+u_ldown,2,1)*hflux(ij+u_right,l)*(qu(ij+u_ldown,l)+qu(ij+u_right,l)) + & |
---|
| 609 | wee(ij+u_ldown,3,1)*hflux(ij+u_rup,l)*(qu(ij+u_ldown,l)+qu(ij+u_rup,l)) + & |
---|
| 610 | wee(ij+u_ldown,4,1)*hflux(ij+u_lup,l)*(qu(ij+u_ldown,l)+qu(ij+u_lup,l)) + & |
---|
| 611 | wee(ij+u_ldown,5,1)*hflux(ij+u_left,l)*(qu(ij+u_ldown,l)+qu(ij+u_left,l)) + & |
---|
| 612 | wee(ij+u_ldown,1,2)*hflux(ij+t_ldown+u_lup,l)*(qu(ij+u_ldown,l)+qu(ij+t_ldown+u_lup,l)) + & |
---|
| 613 | wee(ij+u_ldown,2,2)*hflux(ij+t_ldown+u_left,l)*(qu(ij+u_ldown,l)+qu(ij+t_ldown+u_left,l)) + & |
---|
| 614 | wee(ij+u_ldown,3,2)*hflux(ij+t_ldown+u_ldown,l)*(qu(ij+u_ldown,l)+qu(ij+t_ldown+u_ldown,l)) + & |
---|
| 615 | wee(ij+u_ldown,4,2)*hflux(ij+t_ldown+u_rdown,l)*(qu(ij+u_ldown,l)+qu(ij+t_ldown+u_rdown,l)) + & |
---|
| 616 | wee(ij+u_ldown,5,2)*hflux(ij+t_ldown+u_right,l)*(qu(ij+u_ldown,l)+qu(ij+t_ldown+u_right,l)) |
---|
[369] | 617 | du(ij+u_right,l) = du(ij+u_right,l) + .5*uu_right |
---|
| 618 | du(ij+u_lup,l) = du(ij+u_lup,l) + .5*uu_lup |
---|
| 619 | du(ij+u_ldown,l) = du(ij+u_ldown,l) + .5*uu_ldown |
---|
[362] | 620 | ENDDO |
---|
| 621 | ENDDO |
---|
| 622 | |
---|
| 623 | CASE(enstrophy) ! enstrophy-conserving TRiSK |
---|
| 624 | |
---|
| 625 | DO l=ll_begin,ll_end |
---|
| 626 | !DIR$ SIMD |
---|
| 627 | DO ij=ij_begin,ij_end |
---|
| 628 | uu_right = & |
---|
| 629 | wee(ij+u_right,1,1)*hflux(ij+u_rup,l)+ & |
---|
| 630 | wee(ij+u_right,2,1)*hflux(ij+u_lup,l)+ & |
---|
| 631 | wee(ij+u_right,3,1)*hflux(ij+u_left,l)+ & |
---|
| 632 | wee(ij+u_right,4,1)*hflux(ij+u_ldown,l)+ & |
---|
| 633 | wee(ij+u_right,5,1)*hflux(ij+u_rdown,l)+ & |
---|
| 634 | wee(ij+u_right,1,2)*hflux(ij+t_right+u_ldown,l)+ & |
---|
| 635 | wee(ij+u_right,2,2)*hflux(ij+t_right+u_rdown,l)+ & |
---|
| 636 | wee(ij+u_right,3,2)*hflux(ij+t_right+u_right,l)+ & |
---|
| 637 | wee(ij+u_right,4,2)*hflux(ij+t_right+u_rup,l)+ & |
---|
| 638 | wee(ij+u_right,5,2)*hflux(ij+t_right+u_lup,l) |
---|
| 639 | uu_lup = & |
---|
| 640 | wee(ij+u_lup,1,1)*hflux(ij+u_left,l)+ & |
---|
| 641 | wee(ij+u_lup,2,1)*hflux(ij+u_ldown,l)+ & |
---|
| 642 | wee(ij+u_lup,3,1)*hflux(ij+u_rdown,l)+ & |
---|
| 643 | wee(ij+u_lup,4,1)*hflux(ij+u_right,l)+ & |
---|
| 644 | wee(ij+u_lup,5,1)*hflux(ij+u_rup,l)+ & |
---|
| 645 | wee(ij+u_lup,1,2)*hflux(ij+t_lup+u_right,l)+ & |
---|
| 646 | wee(ij+u_lup,2,2)*hflux(ij+t_lup+u_rup,l)+ & |
---|
| 647 | wee(ij+u_lup,3,2)*hflux(ij+t_lup+u_lup,l)+ & |
---|
| 648 | wee(ij+u_lup,4,2)*hflux(ij+t_lup+u_left,l)+ & |
---|
| 649 | wee(ij+u_lup,5,2)*hflux(ij+t_lup+u_ldown,l) |
---|
| 650 | uu_ldown = & |
---|
| 651 | wee(ij+u_ldown,1,1)*hflux(ij+u_rdown,l)+ & |
---|
| 652 | wee(ij+u_ldown,2,1)*hflux(ij+u_right,l)+ & |
---|
| 653 | wee(ij+u_ldown,3,1)*hflux(ij+u_rup,l)+ & |
---|
| 654 | wee(ij+u_ldown,4,1)*hflux(ij+u_lup,l)+ & |
---|
| 655 | wee(ij+u_ldown,5,1)*hflux(ij+u_left,l)+ & |
---|
| 656 | wee(ij+u_ldown,1,2)*hflux(ij+t_ldown+u_lup,l)+ & |
---|
| 657 | wee(ij+u_ldown,2,2)*hflux(ij+t_ldown+u_left,l)+ & |
---|
| 658 | wee(ij+u_ldown,3,2)*hflux(ij+t_ldown+u_ldown,l)+ & |
---|
| 659 | wee(ij+u_ldown,4,2)*hflux(ij+t_ldown+u_rdown,l)+ & |
---|
| 660 | wee(ij+u_ldown,5,2)*hflux(ij+t_ldown+u_right,l) |
---|
| 661 | |
---|
[369] | 662 | du(ij+u_right,l) = du(ij+u_right,l) + .5*uu_right |
---|
| 663 | du(ij+u_lup,l) = du(ij+u_lup,l) + .5*uu_lup |
---|
| 664 | du(ij+u_ldown,l) = du(ij+u_ldown,l) + .5*uu_ldown |
---|
| 665 | END DO |
---|
| 666 | END DO |
---|
[362] | 667 | CASE DEFAULT |
---|
| 668 | STOP |
---|
| 669 | END SELECT |
---|
[555] | 670 | #undef FTHETA |
---|
[362] | 671 | |
---|
[580] | 672 | END IF ! dysl |
---|
| 673 | |
---|
[369] | 674 | CALL trace_end("compute_caldyn_Coriolis") |
---|
| 675 | |
---|
| 676 | END SUBROUTINE compute_caldyn_Coriolis |
---|
| 677 | |
---|
[519] | 678 | SUBROUTINE compute_caldyn_slow_hydro(u,rhodz,hflux,du, zero) |
---|
| 679 | LOGICAL, INTENT(IN) :: zero |
---|
[369] | 680 | REAL(rstd),INTENT(IN) :: u(3*iim*jjm,llm) ! prognostic "velocity" |
---|
| 681 | REAL(rstd),INTENT(IN) :: rhodz(iim*jjm,llm) |
---|
| 682 | REAL(rstd),INTENT(OUT) :: hflux(3*iim*jjm,llm) ! hflux in kg/s |
---|
[519] | 683 | REAL(rstd),INTENT(INOUT) :: du(3*iim*jjm,llm) |
---|
[369] | 684 | |
---|
[555] | 685 | REAL(rstd) :: berni(iim*jjm,llm) ! Bernoulli function |
---|
[580] | 686 | REAL(rstd) :: berni1(iim*jjm) ! Bernoulli function |
---|
[555] | 687 | REAL(rstd) :: uu_right, uu_lup, uu_ldown, ke, uu |
---|
[369] | 688 | INTEGER :: ij,l |
---|
| 689 | |
---|
| 690 | CALL trace_start("compute_caldyn_slow_hydro") |
---|
| 691 | |
---|
[580] | 692 | IF(dysl_slow_hydro) THEN |
---|
| 693 | |
---|
[555] | 694 | #define BERNI(ij,l) berni(ij,l) |
---|
| 695 | #include "../kernels/caldyn_slow_hydro.k90" |
---|
| 696 | #undef BERNI |
---|
[369] | 697 | |
---|
[580] | 698 | ELSE |
---|
| 699 | |
---|
| 700 | #define BERNI(ij) berni1(ij) |
---|
| 701 | |
---|
[369] | 702 | DO l = ll_begin, ll_end |
---|
| 703 | ! Compute mass fluxes |
---|
| 704 | IF (caldyn_conserv==energy) CALL test_message(req_qu) |
---|
[362] | 705 | !DIR$ SIMD |
---|
[369] | 706 | DO ij=ij_begin_ext,ij_end_ext |
---|
| 707 | uu_right=0.5*(rhodz(ij,l)+rhodz(ij+t_right,l))*u(ij+u_right,l) |
---|
| 708 | uu_lup=0.5*(rhodz(ij,l)+rhodz(ij+t_lup,l))*u(ij+u_lup,l) |
---|
| 709 | uu_ldown=0.5*(rhodz(ij,l)+rhodz(ij+t_ldown,l))*u(ij+u_ldown,l) |
---|
| 710 | uu_right= uu_right*le_de(ij+u_right) |
---|
| 711 | uu_lup = uu_lup *le_de(ij+u_lup) |
---|
| 712 | uu_ldown= uu_ldown*le_de(ij+u_ldown) |
---|
| 713 | hflux(ij+u_right,l)=uu_right |
---|
| 714 | hflux(ij+u_lup,l) =uu_lup |
---|
| 715 | hflux(ij+u_ldown,l)=uu_ldown |
---|
| 716 | ENDDO |
---|
| 717 | ! Compute Bernoulli=kinetic energy |
---|
| 718 | !DIR$ SIMD |
---|
[362] | 719 | DO ij=ij_begin,ij_end |
---|
[555] | 720 | BERNI(ij) = & |
---|
[369] | 721 | 1/(4*Ai(ij))*(le_de(ij+u_right)*u(ij+u_right,l)**2 + & |
---|
| 722 | le_de(ij+u_rup)*u(ij+u_rup,l)**2 + & |
---|
| 723 | le_de(ij+u_lup)*u(ij+u_lup,l)**2 + & |
---|
| 724 | le_de(ij+u_left)*u(ij+u_left,l)**2 + & |
---|
| 725 | le_de(ij+u_ldown)*u(ij+u_ldown,l)**2 + & |
---|
| 726 | le_de(ij+u_rdown)*u(ij+u_rdown,l)**2 ) |
---|
[362] | 727 | ENDDO |
---|
[375] | 728 | ! Compute du=-grad(Bernoulli) |
---|
[519] | 729 | IF(zero) THEN |
---|
| 730 | !DIR$ SIMD |
---|
| 731 | DO ij=ij_begin,ij_end |
---|
[555] | 732 | du(ij+u_right,l) = ne_right*(BERNI(ij)-BERNI(ij+t_right)) |
---|
| 733 | du(ij+u_lup,l) = ne_lup*(BERNI(ij)-BERNI(ij+t_lup)) |
---|
| 734 | du(ij+u_ldown,l) = ne_ldown*(BERNI(ij)-BERNI(ij+t_ldown)) |
---|
[519] | 735 | END DO |
---|
| 736 | ELSE |
---|
| 737 | !DIR$ SIMD |
---|
| 738 | DO ij=ij_begin,ij_end |
---|
| 739 | du(ij+u_right,l) = du(ij+u_right,l) + & |
---|
[555] | 740 | ne_right*(BERNI(ij)-BERNI(ij+t_right)) |
---|
[519] | 741 | du(ij+u_lup,l) = du(ij+u_lup,l) + & |
---|
[555] | 742 | ne_lup*(BERNI(ij)-BERNI(ij+t_lup)) |
---|
[519] | 743 | du(ij+u_ldown,l) = du(ij+u_ldown,l) + & |
---|
[555] | 744 | ne_ldown*(BERNI(ij)-BERNI(ij+t_ldown)) |
---|
[519] | 745 | END DO |
---|
| 746 | END IF |
---|
[369] | 747 | END DO |
---|
[580] | 748 | |
---|
[555] | 749 | #undef BERNI |
---|
[580] | 750 | |
---|
| 751 | END IF ! dysl |
---|
[369] | 752 | CALL trace_end("compute_caldyn_slow_hydro") |
---|
| 753 | END SUBROUTINE compute_caldyn_slow_hydro |
---|
[362] | 754 | |
---|
[561] | 755 | SUBROUTINE compute_caldyn_slow_NH(u,rhodz,Phi,W, F_el,gradPhi2,w_il, hflux,du,dPhi,dW) |
---|
[369] | 756 | REAL(rstd),INTENT(IN) :: u(3*iim*jjm,llm) ! prognostic "velocity" |
---|
| 757 | REAL(rstd),INTENT(IN) :: rhodz(iim*jjm,llm) ! rho*dz |
---|
| 758 | REAL(rstd),INTENT(IN) :: Phi(iim*jjm,llm+1) ! prognostic geopotential |
---|
| 759 | REAL(rstd),INTENT(IN) :: W(iim*jjm,llm+1) ! prognostic vertical momentum |
---|
[362] | 760 | |
---|
[369] | 761 | REAL(rstd),INTENT(OUT) :: hflux(3*iim*jjm,llm) ! hflux in kg/s |
---|
| 762 | REAL(rstd),INTENT(OUT) :: du(3*iim*jjm,llm) |
---|
| 763 | REAL(rstd),INTENT(OUT) :: dW(iim*jjm,llm+1) |
---|
| 764 | REAL(rstd),INTENT(OUT) :: dPhi(iim*jjm,llm+1) |
---|
| 765 | |
---|
[561] | 766 | REAL(rstd) :: w_il(iim*jjm,llm+1) ! Wil/mil |
---|
[369] | 767 | REAL(rstd) :: F_el(3*iim*jjm,llm+1) ! NH mass flux |
---|
[561] | 768 | REAL(rstd) :: gradPhi2(iim*jjm,llm+1) ! grad_Phi**2 |
---|
[369] | 769 | REAL(rstd) :: DePhil(3*iim*jjm,llm+1) ! grad(Phi) |
---|
[555] | 770 | |
---|
| 771 | INTEGER :: ij,l,kdown,kup |
---|
| 772 | REAL(rstd) :: W_el, W2_el, uu_right, uu_lup, uu_ldown, gPhi2, dP, divG, u2, uu |
---|
| 773 | |
---|
| 774 | REAL(rstd) :: berni(iim*jjm,llm) ! Bernoulli function |
---|
| 775 | REAL(rstd) :: G_el(3*iim*jjm,llm+1) ! horizontal flux of W |
---|
| 776 | REAL(rstd) :: v_el(3*iim*jjm,llm+1) |
---|
[369] | 777 | |
---|
[580] | 778 | REAL(rstd) :: berni1(iim*jjm) ! Bernoulli function |
---|
| 779 | REAL(rstd) :: G_el1(3*iim*jjm) ! horizontal flux of W |
---|
| 780 | REAL(rstd) :: v_el1(3*iim*jjm) |
---|
| 781 | |
---|
[369] | 782 | CALL trace_start("compute_caldyn_slow_NH") |
---|
| 783 | |
---|
[580] | 784 | IF(dysl) THEN |
---|
| 785 | |
---|
[561] | 786 | !$OMP BARRIER |
---|
[555] | 787 | #include "../kernels/caldyn_slow_NH.k90" |
---|
[561] | 788 | !$OMP BARRIER |
---|
[580] | 789 | |
---|
| 790 | ELSE |
---|
| 791 | |
---|
| 792 | #define BERNI(ij) berni1(ij) |
---|
| 793 | #define G_EL(ij) G_el1(ij) |
---|
| 794 | #define V_EL(ij) v_el1(ij) |
---|
| 795 | |
---|
[369] | 796 | DO l=ll_begin, ll_endp1 ! compute on l levels (interfaces) |
---|
| 797 | IF(l==1) THEN |
---|
| 798 | kdown=1 |
---|
| 799 | ELSE |
---|
| 800 | kdown=l-1 |
---|
| 801 | END IF |
---|
| 802 | IF(l==llm+1) THEN |
---|
| 803 | kup=llm |
---|
| 804 | ELSE |
---|
| 805 | kup=l |
---|
| 806 | END IF |
---|
[377] | 807 | ! below : "checked" means "formula also valid when kup=kdown (top/bottom)" |
---|
[369] | 808 | ! compute mil, wil=Wil/mil |
---|
| 809 | DO ij=ij_begin_ext, ij_end_ext |
---|
[377] | 810 | w_il(ij,l) = 2.*W(ij,l)/(rhodz(ij,kdown)+rhodz(ij,kup)) ! checked |
---|
[369] | 811 | END DO |
---|
| 812 | ! compute DePhi, v_el, G_el, F_el |
---|
| 813 | ! v_el, W2_el and therefore G_el incorporate metric factor le_de |
---|
| 814 | ! while DePhil, W_el and F_el don't |
---|
| 815 | DO ij=ij_begin_ext, ij_end_ext |
---|
| 816 | ! Compute on edge 'right' |
---|
| 817 | W_el = .5*( W(ij,l)+W(ij+t_right,l) ) |
---|
| 818 | DePhil(ij+u_right,l) = ne_right*(Phi(ij+t_right,l)-Phi(ij,l)) |
---|
| 819 | F_el(ij+u_right,l) = DePhil(ij+u_right,l)*W_el |
---|
| 820 | W2_el = .5*le_de(ij+u_right) * & |
---|
| 821 | ( W(ij,l)*w_il(ij,l) + W(ij+t_right,l)*w_il(ij+t_right,l) ) |
---|
[580] | 822 | V_EL(ij+u_right) = .5*le_de(ij+u_right)*(u(ij+u_right,kup)+u(ij+u_right,kdown)) ! checked |
---|
| 823 | G_EL(ij+u_right) = V_EL(ij+u_right)*W_el - DePhil(ij+u_right,l)*W2_el |
---|
[369] | 824 | ! Compute on edge 'lup' |
---|
| 825 | W_el = .5*( W(ij,l)+W(ij+t_lup,l) ) |
---|
| 826 | DePhil(ij+u_lup,l) = ne_lup*(Phi(ij+t_lup,l)-Phi(ij,l)) |
---|
| 827 | F_el(ij+u_lup,l) = DePhil(ij+u_lup,l)*W_el |
---|
| 828 | W2_el = .5*le_de(ij+u_lup) * & |
---|
| 829 | ( W(ij,l)*w_il(ij,l) + W(ij+t_lup,l)*w_il(ij+t_lup,l) ) |
---|
[580] | 830 | V_EL(ij+u_lup) = .5*le_de(ij+u_lup)*( u(ij+u_lup,kup) + u(ij+u_lup,kdown)) ! checked |
---|
| 831 | G_EL(ij+u_lup) = V_EL(ij+u_lup)*W_el - DePhil(ij+u_lup,l)*W2_el |
---|
[369] | 832 | ! Compute on edge 'ldown' |
---|
| 833 | W_el = .5*( W(ij,l)+W(ij+t_ldown,l) ) |
---|
| 834 | DePhil(ij+u_ldown,l) = ne_ldown*(Phi(ij+t_ldown,l)-Phi(ij,l)) |
---|
| 835 | F_el(ij+u_ldown,l) = DePhil(ij+u_ldown,l)*W_el |
---|
| 836 | W2_el = .5*le_de(ij+u_ldown) * & |
---|
| 837 | ( W(ij,l)*w_il(ij,l) + W(ij+t_ldown,l)*w_il(ij+t_ldown,l) ) |
---|
[580] | 838 | V_EL(ij+u_ldown) = .5*le_de(ij+u_ldown)*( u(ij+u_ldown,kup) + u(ij+u_ldown,kdown)) ! checked |
---|
| 839 | G_EL(ij+u_ldown) = V_EL(ij+u_ldown)*W_el - DePhil(ij+u_ldown,l)*W2_el |
---|
[369] | 840 | END DO |
---|
| 841 | ! compute GradPhi2, dPhi, dW |
---|
| 842 | DO ij=ij_begin_ext, ij_end_ext |
---|
| 843 | gradPhi2(ij,l) = & |
---|
| 844 | 1/(2*Ai(ij))*(le_de(ij+u_right)*DePhil(ij+u_right,l)**2 + & |
---|
| 845 | le_de(ij+u_rup)*DePhil(ij+u_rup,l)**2 + & |
---|
| 846 | le_de(ij+u_lup)*DePhil(ij+u_lup,l)**2 + & |
---|
| 847 | le_de(ij+u_left)*DePhil(ij+u_left,l)**2 + & |
---|
| 848 | le_de(ij+u_ldown)*DePhil(ij+u_ldown,l)**2 + & |
---|
| 849 | le_de(ij+u_rdown)*DePhil(ij+u_rdown,l)**2 ) |
---|
[377] | 850 | |
---|
| 851 | dPhi(ij,l) = gradPhi2(ij,l)*w_il(ij,l) -1/(2*Ai(ij))* & |
---|
[580] | 852 | ( DePhil(ij+u_right,l)*V_EL(ij+u_right) + & ! -v.gradPhi, |
---|
| 853 | DePhil(ij+u_rup,l)*V_EL(ij+u_rup) + & ! v_el already has le_de |
---|
| 854 | DePhil(ij+u_lup,l)*V_EL(ij+u_lup) + & |
---|
| 855 | DePhil(ij+u_left,l)*V_EL(ij+u_left) + & |
---|
| 856 | DePhil(ij+u_ldown,l)*V_EL(ij+u_ldown) + & |
---|
| 857 | DePhil(ij+u_rdown,l)*V_EL(ij+u_rdown) ) |
---|
[377] | 858 | |
---|
[369] | 859 | dW(ij,l) = -1./Ai(ij)*( & ! -div(G_el), |
---|
[580] | 860 | ne_right*G_EL(ij+u_right) + & ! G_el already has le_de |
---|
| 861 | ne_rup*G_EL(ij+u_rup) + & |
---|
| 862 | ne_lup*G_EL(ij+u_lup) + & |
---|
| 863 | ne_left*G_EL(ij+u_left) + & |
---|
| 864 | ne_ldown*G_EL(ij+u_ldown) + & |
---|
| 865 | ne_rdown*G_EL(ij+u_rdown)) |
---|
[369] | 866 | END DO |
---|
| 867 | END DO |
---|
[377] | 868 | |
---|
[369] | 869 | DO l=ll_begin, ll_end ! compute on k levels (layers) |
---|
| 870 | ! Compute berni at scalar points |
---|
| 871 | DO ij=ij_begin_ext, ij_end_ext |
---|
[580] | 872 | BERNI(ij) = & |
---|
[369] | 873 | 1/(4*Ai(ij))*( & |
---|
| 874 | le_de(ij+u_right)*u(ij+u_right,l)**2 + & |
---|
| 875 | le_de(ij+u_rup)*u(ij+u_rup,l)**2 + & |
---|
| 876 | le_de(ij+u_lup)*u(ij+u_lup,l)**2 + & |
---|
| 877 | le_de(ij+u_left)*u(ij+u_left,l)**2 + & |
---|
| 878 | le_de(ij+u_ldown)*u(ij+u_ldown,l)**2 + & |
---|
| 879 | le_de(ij+u_rdown)*u(ij+u_rdown,l)**2 ) & |
---|
[499] | 880 | - .25*( gradPhi2(ij,l) *w_il(ij,l)**2 + & |
---|
[369] | 881 | gradPhi2(ij,l+1)*w_il(ij,l+1)**2 ) |
---|
| 882 | END DO |
---|
| 883 | ! Compute mass flux and grad(berni) at edges |
---|
| 884 | DO ij=ij_begin_ext, ij_end_ext |
---|
| 885 | ! Compute on edge 'right' |
---|
| 886 | uu_right = 0.5*(rhodz(ij,l)+rhodz(ij+t_right,l))*u(ij+u_right,l) & |
---|
| 887 | -0.5*(F_el(ij+u_right,l)+F_el(ij+u_right,l+1)) |
---|
| 888 | hflux(ij+u_right,l) = uu_right*le_de(ij+u_right) |
---|
[580] | 889 | du(ij+u_right,l) = ne_right*(BERNI(ij)-BERNI(ij+t_right)) |
---|
[369] | 890 | ! Compute on edge 'lup' |
---|
| 891 | uu_lup = 0.5*(rhodz(ij,l)+rhodz(ij+t_lup,l))*u(ij+u_lup,l) & |
---|
| 892 | -0.5*(F_el(ij+u_lup,l)+F_el(ij+u_lup,l+1)) |
---|
| 893 | hflux(ij+u_lup,l) = uu_lup*le_de(ij+u_lup) |
---|
[580] | 894 | du(ij+u_lup,l) = ne_lup*(BERNI(ij)-BERNI(ij+t_lup)) |
---|
[369] | 895 | ! Compute on edge 'ldown' |
---|
| 896 | uu_ldown = 0.5*(rhodz(ij,l)+rhodz(ij+t_ldown,l))*u(ij+u_ldown,l) & |
---|
| 897 | -0.5*(F_el(ij+u_ldown,l)+F_el(ij+u_ldown,l+1)) |
---|
| 898 | hflux(ij+u_ldown,l) = uu_ldown*le_de(ij+u_ldown) |
---|
[580] | 899 | du(ij+u_ldown,l) = ne_ldown*(BERNI(ij)-BERNI(ij+t_ldown)) |
---|
[369] | 900 | END DO |
---|
| 901 | END DO |
---|
| 902 | |
---|
[580] | 903 | #undef V_EL |
---|
| 904 | #undef G_EL |
---|
| 905 | #undef BERNI |
---|
| 906 | |
---|
| 907 | END IF ! dysl |
---|
| 908 | |
---|
[369] | 909 | CALL trace_end("compute_caldyn_slow_NH") |
---|
| 910 | |
---|
| 911 | END SUBROUTINE compute_caldyn_slow_NH |
---|
| 912 | |
---|
[362] | 913 | END MODULE caldyn_kernels_hevi_mod |
---|