1 | MODULE etat0_dcmip1_mod |
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2 | USE icosa |
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3 | IMPLICIT NONE |
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4 | PRIVATE |
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5 | |
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6 | INTEGER, PARAMETER :: const=1, cos_bell=2, slotted_cyl=3, & |
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7 | dbl_cos_bell_q1=4, dbl_cos_bell_q2=5, complement=6, hadley=7, & |
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8 | dcmip11=-1 |
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9 | INTEGER, SAVE :: shape |
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10 | !$OMP THREADPRIVATE(shape) |
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11 | |
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12 | REAL(rstd), SAVE :: h0=1. |
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13 | !$OMP THREADPRIVATE(h0) |
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14 | REAL(rstd), SAVE :: lon0=3*pi/2 |
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15 | !$OMP THREADPRIVATE(lon0) |
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16 | REAL(rstd), SAVE :: lat0=0.0 |
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17 | !$OMP THREADPRIVATE(lat0) |
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18 | REAL(rstd), SAVE :: alpha=0.0 |
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19 | !$OMP THREADPRIVATE(alpha) |
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20 | REAL(rstd), SAVE :: R0 |
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21 | !$OMP THREADPRIVATE(R0) |
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22 | REAL(rstd), SAVE :: lat1=0. |
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23 | !$OMP THREADPRIVATE(lat1) |
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24 | REAL(rstd), SAVE :: lat2=0. |
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25 | !$OMP THREADPRIVATE(lat2) |
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26 | REAL(rstd), SAVE :: lon1=pi/6 |
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27 | !$OMP THREADPRIVATE(lon1) |
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28 | REAL(rstd), SAVE :: lon2=-pi/6 |
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29 | !$OMP THREADPRIVATE(lon2) |
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30 | REAL(rstd), SAVE :: latc1=0. |
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31 | !$OMP THREADPRIVATE(latc1) |
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32 | REAL(rstd), SAVE :: latc2=0. |
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33 | !$OMP THREADPRIVATE(latc2) |
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34 | REAL(rstd), SAVE :: lonc1=5*pi/6 |
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35 | !$OMP THREADPRIVATE(lonc1) |
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36 | REAL(rstd), SAVE :: lonc2=7*pi/6 |
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37 | !$OMP THREADPRIVATE(lonc2) |
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38 | REAL(rstd), SAVE :: zt=1000.0 |
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39 | !$OMP THREADPRIVATE(zt) |
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40 | REAL(rstd), SAVE :: rt |
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41 | !$OMP THREADPRIVATE(rt) |
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42 | REAL(rstd), SAVE :: zc=5000.0 |
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43 | !$OMP THREADPRIVATE(zc) |
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44 | |
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45 | PUBLIC getin_etat0, compute_etat0 |
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46 | |
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47 | CONTAINS |
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48 | |
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49 | SUBROUTINE getin_etat0 |
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50 | CHARACTER(len=255) :: dcmip1_adv_shape |
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51 | R0=radius*0.5 |
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52 | rt=radius*0.5 |
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53 | dcmip1_adv_shape='cos_bell' |
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54 | CALL getin('dcmip1_shape',dcmip1_adv_shape) |
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55 | SELECT CASE(TRIM(dcmip1_adv_shape)) |
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56 | CASE('const') |
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57 | shape=const |
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58 | CASE('cos_bell') |
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59 | shape=cos_bell |
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60 | CASE('slotted_cyl') |
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61 | shape=slotted_cyl |
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62 | CASE('dbl_cos_bell_q1') |
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63 | shape=dbl_cos_bell_q1 |
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64 | CASE('dbl_cos_bell_q2') |
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65 | shape=dbl_cos_bell_q2 |
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66 | CASE('complement') |
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67 | shape=complement |
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68 | CASE('hadley') ! hadley like meridional circulation |
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69 | shape=hadley |
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70 | CASE('dcmip11') |
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71 | IF(nqtot<5) THEN |
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72 | PRINT *,'Error : etat0_dcmip=dcmip11 and nqtot = ',nqtot,' .' |
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73 | PRINT *,'nqtot must be equal to 5 when etat0_dcmip=dcmip11' |
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74 | STOP |
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75 | END IF |
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76 | shape=dcmip11 |
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77 | CASE DEFAULT |
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78 | PRINT *, 'Bad selector for variable dcmip1_adv_shape : <', TRIM(dcmip1_adv_shape), & |
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79 | '> options are <const>, <slotted_cyl>, <cos_bell>, <dbl_cos_bell_q1>', & |
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80 | '<dbl_cos_bell_q2>, <complement>, <hadley>' |
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81 | STOP |
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82 | END SELECT |
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83 | END SUBROUTINE getin_etat0 |
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84 | |
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85 | SUBROUTINE compute_etat0(ngrid,lon,lat, phis,ps,temp,ulon,ulat,q) |
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86 | INTEGER, INTENT(IN) :: ngrid |
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87 | REAL(rstd),INTENT(IN) :: lon(ngrid),lat(ngrid) |
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88 | REAL(rstd),INTENT(OUT) :: ps(ngrid),phis(ngrid) |
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89 | REAL(rstd),INTENT(OUT) :: temp(ngrid,llm),ulon(ngrid,llm),ulat(ngrid,llm) |
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90 | REAL(rstd),INTENT(OUT) :: q(ngrid,llm,nqtot) |
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91 | ps = ncar_p0 |
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92 | phis = 0. ; temp = 0. ; |
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93 | ulon = 0. ; ulat=0. |
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94 | SELECT CASE(shape) |
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95 | CASE(dcmip11) |
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96 | CALL compute_etat0_ncar(4,ngrid,lon,lat,q(:,:,1)) |
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97 | CALL compute_etat0_ncar(5,ngrid,lon,lat,q(:,:,2)) |
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98 | CALL compute_etat0_ncar(3,ngrid,lon,lat,q(:,:,3)) |
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99 | CALL compute_etat0_ncar(6,ngrid,lon,lat,q(:,:,4)) |
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100 | CALL compute_etat0_ncar(1,ngrid,lon,lat,q(:,:,5)) |
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101 | CASE DEFAULT |
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102 | CALL compute_etat0_ncar(shape,ngrid,lon,lat,q(:,:,1)) |
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103 | END SELECT |
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104 | END SUBROUTINE compute_etat0 |
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105 | |
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106 | SUBROUTINE compute_etat0_ncar(icase,ngrid,lon,lat, q) |
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107 | USE disvert_mod |
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108 | USE omp_para |
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109 | INTEGER, INTENT(IN) :: icase, ngrid |
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110 | REAL(rstd),INTENT(IN) :: lon(ngrid),lat(ngrid) |
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111 | REAL(rstd),INTENT(OUT) :: q(ngrid,llm) |
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112 | REAL(rstd) :: zr(llm+1), zrl(llm), qxt1(ngrid,llm) |
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113 | REAL(rstd) :: pr |
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114 | ! REAL(rstd) :: lon, lat |
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115 | INTEGER :: n,l |
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116 | |
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117 | DO l=1, llm+1 |
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118 | pr = ap(l) + bp(l)*ncar_p0 |
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119 | zr(l) = -kappa*cpp*ncar_T0/g*log(pr/ncar_p0) |
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120 | ENDDO |
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121 | |
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122 | DO l=1, llm |
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123 | zrl(l) = 0.5*(zr(l) + zr(l+1)) |
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124 | END DO |
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125 | |
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126 | SELECT CASE(icase) |
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127 | CASE(1) |
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128 | q=1 |
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129 | CASE(2) |
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130 | CALL cosine_bell_1(q) |
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131 | CASE(3) |
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132 | CALL slotted_cylinders(q) |
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133 | CASE(4) |
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134 | CALL cosine_bell_2(q) |
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135 | CASE(5) |
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136 | CALL cosine_bell_2(q) |
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137 | DO l=1,llm |
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138 | q(:,l)= 0.9 - 0.8*q(:,l)*q(:,l) |
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139 | END DO |
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140 | CASE(6) |
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141 | ! tracer such that, in combination with the other tracer fields |
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142 | ! with weight (3/10), the sum is equal to one |
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143 | CALL cosine_bell_2(qxt1) |
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144 | DO l = 1,llm |
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145 | q(:,l) = 0.9 - 0.8*qxt1(:,l)*qxt1(:,l) |
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146 | END DO |
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147 | q = q + qxt1 |
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148 | CALL slotted_cylinders(qxt1) |
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149 | q = q + qxt1 |
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150 | q = 1. - q*0.3 |
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151 | CASE(7) ! hadley like meridional circulation |
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152 | CALL hadleyq(q) |
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153 | END SELECT |
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154 | |
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155 | CONTAINS |
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156 | !====================================================================== |
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157 | |
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158 | SUBROUTINE cosine_bell_1(hx) |
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159 | REAL(rstd) :: hx(ngrid,llm) |
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160 | REAL(rstd) :: rr1,rr2 |
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161 | INTEGER :: n,l |
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162 | DO l=ll_begin,ll_end |
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163 | DO n=1,ngrid |
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164 | CALL dist_lonlat(lon0,lat0,lon(n),lat(n),rr1) ! GC distance from center |
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165 | rr1 = radius*rr1 |
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166 | IF ( rr1 .LT. R0 ) then |
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167 | hx(n,l)= 0.5*h0*(1+cos(pi*rr1/R0)) |
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168 | ELSE |
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169 | hx(n,l)=0.0 |
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170 | END IF |
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171 | END DO |
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172 | END DO |
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173 | END SUBROUTINE cosine_bell_1 |
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174 | |
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175 | !============================================================================== |
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176 | |
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177 | SUBROUTINE cosine_bell_2(hx) |
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178 | REAL(rstd) :: hx(ngrid,llm) |
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179 | REAL(rstd) :: rr1,rr2,dd1,dd2,dd1t1,dd1t2,dd2t1 |
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180 | INTEGER :: n,l |
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181 | DO l=ll_begin,ll_end |
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182 | DO n=1,ngrid |
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183 | CALL dist_lonlat(lonc1,latc1,lon(n),lat(n),rr1) ! GC distance from center |
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184 | rr1 = radius*rr1 |
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185 | CALL dist_lonlat(lonc2,latc2,lon(n),lat(n),rr2) ! GC distance from center |
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186 | rr2 = radius*rr2 |
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187 | dd1t1 = rr1/rt |
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188 | dd1t1 = dd1t1*dd1t1 |
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189 | dd1t2 = (zrl(l) - zc)/zt |
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190 | dd1t2 = dd1t2*dd1t2 |
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191 | dd1 = dd1t1 + dd1t2 |
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192 | dd1 = Min(1.0,dd1) |
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193 | dd2t1 = rr2/rt |
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194 | dd2t1 = dd2t1*dd2t1 |
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195 | dd2 = dd2t1 + dd1t2 |
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196 | dd2 = Min(1.0,dd2) |
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197 | hx(n,l)= 0.5*(1. + cos(pi*dd1))+0.5*(1.+cos(pi*dd2)) |
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198 | END DO |
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199 | END DO |
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200 | END SUBROUTINE cosine_bell_2 |
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201 | |
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202 | !============================================================================= |
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203 | |
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204 | SUBROUTINE slotted_cylinders(hx) |
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205 | REAL(rstd) :: hx(ngrid,llm) |
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206 | REAL(rstd) :: rr1,rr2,dd1,dd2,dd1t1,dd1t2,dd2t1 |
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207 | INTEGER :: n,l |
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208 | DO l=ll_begin,ll_end |
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209 | DO n=1,ngrid |
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210 | CALL dist_lonlat(lonc1,latc1,lon(n),lat(n),rr1) ! GC distance from center |
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211 | rr1 = radius*rr1 |
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212 | CALL dist_lonlat(lonc2,latc2,lon(n),lat(n),rr2) ! GC distance from center |
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213 | rr2 = radius*rr2 |
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214 | dd1t1 = rr1/rt |
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215 | dd1t1 = dd1t1*dd1t1 |
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216 | dd1t2 = (zrl(l) - zc)/zt |
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217 | dd1t2 = dd1t2*dd1t2 |
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218 | dd1 = dd1t1 + dd1t2 |
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219 | dd2t1 = rr2/rt |
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220 | dd2t1 = dd2t1*dd2t1 |
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221 | dd2 = dd2t1 + dd1t2 |
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222 | IF ( dd1 .LT. 0.5 ) Then |
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223 | hx(n,l) = 1.0 |
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224 | ELSEIF ( dd2 .LT. 0.5 ) Then |
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225 | hx(n,l) = 1.0 |
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226 | ELSE |
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227 | hx(n,l) = 0.1 |
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228 | END IF |
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229 | IF ( zrl(l) .GT. zc ) Then |
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230 | IF ( ABS(latc1 - lat_i(n)) .LT. 0.125 ) Then |
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231 | hx(n,l)= 0.1 |
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232 | ENDIF |
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233 | ENDIF |
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234 | END DO |
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235 | END DO |
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236 | END SUBROUTINE slotted_cylinders |
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237 | |
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238 | !============================================================================== |
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239 | |
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240 | SUBROUTINE hadleyq(hx) |
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241 | REAL(rstd)::hx(ngrid,llm) |
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242 | REAL(rstd),PARAMETER:: zz1=2000.,zz2=5000.,zz0=0.5*(zz1+zz2) |
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243 | INTEGER :: n,l |
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244 | |
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245 | DO l=ll_begin,ll_end |
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246 | IF ( ( zz1 .LT. zrl(l) ) .and. ( zrl(l) .LT. zz2 ) ) THEN |
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247 | hx(:,l) = 0.5*(1. + cos(2*pi*(zrl(l)-zz0)/(zz2-zz1))) |
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248 | ELSE |
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249 | hx(:,l) = 0.0 |
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250 | END IF |
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251 | END DO |
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252 | END SUBROUTINE hadleyq |
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253 | |
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254 | END SUBROUTINE compute_etat0_ncar |
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255 | |
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256 | END MODULE etat0_dcmip1_mod |
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