| 1 | MODULE etat0_dcmip1_mod |
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| 2 | USE icosa |
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| 3 | PRIVATE |
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| 4 | |
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| 5 | REAL(rstd), SAVE :: h0=1. |
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| 6 | !$OMP THREADPRIVATE(h0) |
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| 7 | REAL(rstd), SAVE :: lon0=3*pi/2 |
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| 8 | !$OMP THREADPRIVATE(lon0) |
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| 9 | REAL(rstd), SAVE :: lat0=0.0 |
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| 10 | !$OMP THREADPRIVATE(lat0) |
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| 11 | REAL(rstd), SAVE :: alpha=0.0 |
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| 12 | !$OMP THREADPRIVATE(alpha) |
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| 13 | REAL(rstd), SAVE :: R0 |
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| 14 | !$OMP THREADPRIVATE(R0) |
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| 15 | REAL(rstd), SAVE :: lat1=0. |
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| 16 | !$OMP THREADPRIVATE(lat1) |
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| 17 | REAL(rstd), SAVE :: lat2=0. |
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| 18 | !$OMP THREADPRIVATE(lat2) |
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| 19 | REAL(rstd), SAVE :: lon1=pi/6 |
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| 20 | !$OMP THREADPRIVATE(lon1) |
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| 21 | REAL(rstd), SAVE :: lon2=-pi/6 |
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| 22 | !$OMP THREADPRIVATE(lon2) |
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| 23 | REAL(rstd), SAVE :: latc1=0. |
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| 24 | !$OMP THREADPRIVATE(latc1) |
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| 25 | REAL(rstd), SAVE :: latc2=0. |
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| 26 | !$OMP THREADPRIVATE(latc2) |
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| 27 | REAL(rstd), SAVE :: lonc1=5*pi/6 |
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| 28 | !$OMP THREADPRIVATE(lonc1) |
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| 29 | REAL(rstd), SAVE :: lonc2=7*pi/6 |
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| 30 | !$OMP THREADPRIVATE(lonc2) |
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| 31 | REAL(rstd), SAVE :: zt=1000.0 |
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| 32 | !$OMP THREADPRIVATE(zt) |
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| 33 | REAL(rstd), SAVE :: rt |
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| 34 | !$OMP THREADPRIVATE(rt) |
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| 35 | REAL(rstd), SAVE :: zc=5000.0 |
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| 36 | !$OMP THREADPRIVATE(zc) |
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| 37 | |
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| 38 | PUBLIC etat0 |
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| 39 | |
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| 40 | CONTAINS |
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| 41 | |
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| 42 | SUBROUTINE etat0(f_ps,f_phis,f_theta_rhodz,f_u,f_q) |
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| 43 | USE icosa |
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| 44 | IMPLICIT NONE |
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| 45 | TYPE(t_field),POINTER :: f_ps(:) |
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| 46 | TYPE(t_field),POINTER :: f_phis(:) |
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| 47 | TYPE(t_field),POINTER :: f_theta_rhodz(:) |
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| 48 | TYPE(t_field),POINTER :: f_u(:) |
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| 49 | TYPE(t_field),POINTER :: f_q(:) |
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| 50 | |
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| 51 | REAL(rstd),POINTER :: ps(:) |
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| 52 | REAL(rstd),POINTER :: phis(:) |
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| 53 | REAL(rstd),POINTER :: theta_rhodz(:,:) |
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| 54 | REAL(rstd),POINTER :: u(:,:) |
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| 55 | REAL(rstd),POINTER :: q(:,:,:) |
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| 56 | CHARACTER(len=255) :: dcmip1_adv_shape |
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| 57 | INTEGER :: ind |
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| 58 | |
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| 59 | R0=radius*0.5 |
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| 60 | rt=radius*0.5 |
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| 61 | dcmip1_adv_shape='cos_bell' |
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| 62 | CALL getin('dcmip1_shape',dcmip1_adv_shape) |
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| 63 | |
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| 64 | DO ind=1,ndomain |
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| 65 | IF (.NOT. assigned_domain(ind)) CYCLE |
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| 66 | CALL swap_dimensions(ind) |
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| 67 | CALL swap_geometry(ind) |
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| 68 | ps=f_ps(ind) |
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| 69 | phis=f_phis(ind) |
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| 70 | theta_rhodz=f_theta_rhodz(ind) |
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| 71 | u=f_u(ind) |
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| 72 | q=f_q(ind) |
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| 73 | |
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| 74 | |
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| 75 | SELECT CASE(TRIM(dcmip1_adv_shape)) |
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| 76 | CASE('const') |
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| 77 | CALL compute_etat0_ncar(1,ps, phis, theta_rhodz, u, q(:,:,1)) |
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| 78 | CASE('cos_bell') |
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| 79 | CALL compute_etat0_ncar(2,ps, phis, theta_rhodz, u, q(:,:,1)) |
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| 80 | CASE('slotted_cyl') |
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| 81 | CALL compute_etat0_ncar(3,ps, phis, theta_rhodz, u, q(:,:,1)) |
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| 82 | CASE('dbl_cos_bell_q1') |
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| 83 | CALL compute_etat0_ncar(4,ps, phis, theta_rhodz, u, q(:,:,1)) |
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| 84 | CASE('dbl_cos_bell_q2') |
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| 85 | CALL compute_etat0_ncar(5,ps, phis, theta_rhodz, u, q(:,:,1)) |
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| 86 | CASE('complement') |
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| 87 | CALL compute_etat0_ncar(6,ps, phis, theta_rhodz, u, q(:,:,1)) |
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| 88 | CASE('hadley') ! hadley like meridional circulation |
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| 89 | CALL compute_etat0_ncar(7,ps, phis, theta_rhodz, u, q(:,:,1)) |
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| 90 | CASE('dcmip11') |
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| 91 | IF(nqtot==5) THEN |
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| 92 | CALL compute_etat0_ncar(4,ps, phis, theta_rhodz, u, q(:,:,1)) |
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| 93 | CALL compute_etat0_ncar(5,ps, phis, theta_rhodz, u, q(:,:,2)) |
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| 94 | CALL compute_etat0_ncar(3,ps, phis, theta_rhodz, u, q(:,:,3)) |
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| 95 | CALL compute_etat0_ncar(6,ps, phis, theta_rhodz, u, q(:,:,4)) |
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| 96 | CALL compute_etat0_ncar(1,ps, phis, theta_rhodz, u, q(:,:,5)) |
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| 97 | ELSE |
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| 98 | PRINT *,'Error : etat0_dcmip=dcmip11 and nqtot = ',nqtot,' .' |
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| 99 | PRINT *,'nqtot must be equal to 5 when etat0_dcmip=dcmip11' |
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| 100 | STOP |
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| 101 | END IF |
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| 102 | CASE DEFAULT |
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| 103 | PRINT *, 'Bad selector for variable dcmip1_adv_shape : <', TRIM(dcmip1_adv_shape), & |
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| 104 | '> options are <const>, <slotted_cyl>, <cos_bell>, <dbl_cos_bell_q1>', & |
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| 105 | '<dbl_cos_bell_q2>, <complement>, <hadley>' |
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| 106 | STOP |
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| 107 | END SELECT |
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| 108 | |
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| 109 | ENDDO |
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| 110 | |
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| 111 | END SUBROUTINE etat0 |
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| 112 | |
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| 113 | SUBROUTINE compute_etat0_ncar(icase, ps, phis, theta_rhodz, u, q) |
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| 114 | USE icosa |
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| 115 | USE disvert_mod |
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| 116 | USE pression_mod |
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| 117 | USE exner_mod |
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| 118 | USE geopotential_mod |
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| 119 | USE theta2theta_rhodz_mod |
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| 120 | IMPLICIT NONE |
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| 121 | INTEGER, INTENT(in) :: icase |
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| 122 | REAL(rstd),INTENT(OUT) :: ps(iim*jjm) |
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| 123 | REAL(rstd),INTENT(OUT) :: phis(iim*jjm) |
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| 124 | REAL(rstd),INTENT(OUT) :: theta_rhodz(iim*jjm,llm) |
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| 125 | REAL(rstd),INTENT(OUT) :: u(3*iim*jjm,llm) |
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| 126 | REAL(rstd),INTENT(OUT) :: q(iim*jjm,llm) |
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| 127 | |
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| 128 | REAL(rstd) :: qxt1(iim*jjm,llm) |
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| 129 | REAL(rstd) :: lon, lat |
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| 130 | REAL(rstd) ::dd1,dd2,dd1t1,dd1t2,dd2t1 |
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| 131 | REAL(rstd) :: pr, zr(llm+1), zrl(llm) |
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| 132 | REAL(rstd) :: rr1,rr2,bb,cc,aa,hmx |
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| 133 | REAL(rstd) :: X2(3),X1(3) |
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| 134 | INTEGER :: i,j,n,l |
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| 135 | |
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| 136 | u = 0.0 ; phis = 0 ; theta_rhodz = 0 ; ps = ncar_p0 |
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| 137 | |
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| 138 | DO l=1, llm+1 |
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| 139 | pr = ap(l) + bp(l)*ncar_p0 |
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| 140 | zr(l) = -kappa*cpp*ncar_T0/g*log(pr/ncar_p0) |
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| 141 | ENDDO |
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| 142 | |
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| 143 | DO l=1, llm |
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| 144 | zrl(l) = 0.5*(zr(l) + zr(l+1)) |
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| 145 | END DO |
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| 146 | |
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| 147 | SELECT CASE(icase) |
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| 148 | CASE(1) |
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| 149 | q=1 |
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| 150 | CASE(2) |
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| 151 | !--------------------------------------------- SINGLE COSINE BELL |
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| 152 | CALL cosine_bell_1(q) |
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| 153 | CASE(3) |
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| 154 | CALL slotted_cylinders(q) |
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| 155 | CASE(4) |
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| 156 | PRINT *, 'Double cosine bell' |
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| 157 | CALL cosine_bell_2(q) |
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| 158 | CASE(5) |
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| 159 | CALL cosine_bell_2(q) |
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| 160 | DO l=1,llm |
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| 161 | q(:,l)= 0.9 - 0.8*q(:,l)*q(:,l) |
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| 162 | END DO |
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| 163 | CASE(6) |
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| 164 | ! tracer such that, in combination with the other tracer fields |
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| 165 | ! with weight (3/10), the sum is equal to one |
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| 166 | CALL cosine_bell_2(qxt1) |
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| 167 | DO l = 1,llm |
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| 168 | q(:,l) = 0.9 - 0.8*qxt1(:,l)*qxt1(:,l) |
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| 169 | END DO |
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| 170 | q = q + qxt1 |
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| 171 | CALL slotted_cylinders(qxt1) |
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| 172 | q = q + qxt1 |
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| 173 | q = 1. - q*0.3 |
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| 174 | CASE(7) ! hadley like meridional circulation |
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| 175 | CALL hadleyq(q) |
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| 176 | END SELECT |
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| 177 | |
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| 178 | CONTAINS |
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| 179 | |
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| 180 | !====================================================================== |
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| 181 | |
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| 182 | SUBROUTINE cosine_bell_1(hx) |
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| 183 | IMPLICIT NONE |
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| 184 | REAL(rstd) :: hx(iim*jjm,llm) |
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| 185 | |
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| 186 | DO l=1,llm |
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| 187 | DO j=jj_begin-1,jj_end+1 |
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| 188 | DO i=ii_begin-1,ii_end+1 |
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| 189 | n=(j-1)*iim+i |
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| 190 | CALL xyz2lonlat(xyz_i(n,:),lon,lat) |
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| 191 | CALL dist_lonlat(lon0,lat0,lon,lat,rr1) ! GC distance from center |
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| 192 | rr1 = radius*rr1 |
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| 193 | IF ( rr1 .LT. R0 ) then |
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| 194 | hx(n,l)= 0.5*h0*(1+cos(pi*rr1/R0)) |
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| 195 | ELSE |
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| 196 | hx(n,l)=0.0 |
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| 197 | END IF |
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| 198 | END DO |
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| 199 | END DO |
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| 200 | END DO |
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| 201 | |
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| 202 | END SUBROUTINE cosine_bell_1 |
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| 203 | |
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| 204 | !============================================================================== |
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| 205 | |
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| 206 | SUBROUTINE cosine_bell_2(hx) |
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| 207 | IMPLICIT NONE |
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| 208 | REAL(rstd) :: hx(iim*jjm,llm) |
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| 209 | |
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| 210 | DO l=1,llm |
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| 211 | DO j=jj_begin-1,jj_end+1 |
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| 212 | DO i=ii_begin-1,ii_end+1 |
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| 213 | n=(j-1)*iim+i |
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| 214 | CALL xyz2lonlat(xyz_i(n,:),lon,lat) |
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| 215 | CALL dist_lonlat(lonc1,latc1,lon,lat,rr1) ! GC distance from center |
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| 216 | rr1 = radius*rr1 |
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| 217 | CALL dist_lonlat(lonc2,latc2,lon,lat,rr2) ! GC distance from center |
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| 218 | rr2 = radius*rr2 |
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| 219 | dd1t1 = rr1/rt |
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| 220 | dd1t1 = dd1t1*dd1t1 |
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| 221 | dd1t2 = (zrl(l) - zc)/zt |
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| 222 | dd1t2 = dd1t2*dd1t2 |
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| 223 | dd1 = dd1t1 + dd1t2 |
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| 224 | dd1 = Min(1.0,dd1) |
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| 225 | dd2t1 = rr2/rt |
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| 226 | dd2t1 = dd2t1*dd2t1 |
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| 227 | dd2 = dd2t1 + dd1t2 |
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| 228 | dd2 = Min(1.0,dd2) |
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| 229 | hx(n,l)= 0.5*(1. + cos(pi*dd1))+0.5*(1.+cos(pi*dd2)) |
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| 230 | END DO |
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| 231 | END DO |
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| 232 | END DO |
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| 233 | |
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| 234 | END SUBROUTINE cosine_bell_2 |
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| 235 | |
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| 236 | !============================================================================= |
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| 237 | |
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| 238 | SUBROUTINE slotted_cylinders(hx) |
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| 239 | IMPLICIT NONE |
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| 240 | REAL(rstd) :: hx(iim*jjm,llm) |
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| 241 | |
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| 242 | DO l=1,llm |
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| 243 | DO j=jj_begin-1,jj_end+1 |
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| 244 | DO i=ii_begin-1,ii_end+1 |
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| 245 | n=(j-1)*iim+i |
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| 246 | CALL xyz2lonlat(xyz_i(n,:),lon,lat) |
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| 247 | CALL dist_lonlat(lonc1,latc1,lon,lat,rr1) ! GC distance from center |
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| 248 | rr1 = radius*rr1 |
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| 249 | CALL dist_lonlat(lonc2,latc2,lon,lat,rr2) ! GC distance from center |
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| 250 | rr2 = radius*rr2 |
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| 251 | dd1t1 = rr1/rt |
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| 252 | dd1t1 = dd1t1*dd1t1 |
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| 253 | dd1t2 = (zrl(l) - zc)/zt |
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| 254 | dd1t2 = dd1t2*dd1t2 |
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| 255 | dd1 = dd1t1 + dd1t2 |
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| 256 | dd2t1 = rr2/rt |
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| 257 | dd2t1 = dd2t1*dd2t1 |
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| 258 | dd2 = dd2t1 + dd1t2 |
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| 259 | |
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| 260 | IF ( dd1 .LT. 0.5 ) Then |
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| 261 | hx(n,l) = 1.0 |
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| 262 | ELSEIF ( dd2 .LT. 0.5 ) Then |
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| 263 | hx(n,l) = 1.0 |
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| 264 | ELSE |
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| 265 | hx(n,l) = 0.1 |
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| 266 | END IF |
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| 267 | |
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| 268 | IF ( zrl(l) .GT. zc ) Then |
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| 269 | IF ( ABS(latc1 - lat) .LT. 0.125 ) Then |
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| 270 | hx(n,l)= 0.1 |
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| 271 | ENDIF |
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| 272 | ENDIF |
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| 273 | |
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| 274 | ENDDO |
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| 275 | END DO |
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| 276 | END DO |
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| 277 | |
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| 278 | END SUBROUTINE slotted_cylinders |
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| 279 | |
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| 280 | !============================================================================== |
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| 281 | |
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| 282 | SUBROUTINE hadleyq(hx) |
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| 283 | IMPLICIT NONE |
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| 284 | REAL(rstd)::hx(iim*jjm,llm) |
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| 285 | REAL(rstd),PARAMETER:: zz1=3500.,zz2=6500.,zz0=0.5*(zz1+zz2) |
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| 286 | |
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| 287 | DO l=1,llm |
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| 288 | IF ( ( zz1 .LT. zrl(l) ) .and. ( zrl(l) .LT. zz2 ) ) THEN |
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| 289 | hx(:,l) = 0.5*(1. + cos(0.002*pi*(zrl(l)-zz0)/3.)) |
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| 290 | ELSE |
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| 291 | hx(:,l) = 0.0 |
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| 292 | END IF |
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| 293 | END DO |
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| 294 | END SUBROUTINE hadleyq |
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| 295 | |
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| 296 | END SUBROUTINE compute_etat0_ncar |
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| 297 | |
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| 298 | |
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| 299 | END MODULE etat0_dcmip1_mod |
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