1 | ! |
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2 | ! $Id: cv3_cine.F 1861 2013-09-10 09:55:26Z dcugnet $ |
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3 | ! |
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4 | SUBROUTINE cv3_cine(nloc,ncum,nd,icb,inb |
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5 | : ,pbase,plcl,p,ph,tv,tvp |
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6 | : ,cina,cinb,plfc) |
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7 | |
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8 | *************************************************************** |
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9 | * * |
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10 | * CV3_CINE * |
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11 | * * |
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12 | * * |
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13 | * written by : Frederique Cheruy * |
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14 | * vectorization: Jean-Yves Grandpeix, 19/06/2003, 11.54.43 * |
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15 | * modified by : * |
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16 | *************************************************************** |
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17 | * |
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18 | implicit none |
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19 | c |
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20 | include "YOMCST.h" |
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21 | include "cvthermo.h" |
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22 | include "cv3param.h" |
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23 | c input: |
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24 | integer ncum, nd, nloc |
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25 | integer icb(nloc), inb(nloc) |
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26 | real pbase(nloc),plcl(nloc) |
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27 | real p(nloc,nd), ph(nloc,nd+1) |
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28 | real tv(nloc,nd),tvp(nloc,nd) |
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29 | c |
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30 | c output |
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31 | real cina(nloc),cinb(nloc),plfc(nloc) |
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32 | c |
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33 | c local variables |
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34 | integer il,i,j,k |
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35 | integer itop(nloc),ineg(nloc),ilow(nloc) |
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36 | integer ifst(nloc),isublcl(nloc) |
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37 | logical lswitch(nloc),lswitch1(nloc),lswitch2(nloc) |
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38 | logical exist_lfc(nloc) |
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39 | real dpmax |
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40 | real deltap,dcin |
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41 | real buoylcl(nloc),tvplcl(nloc),tvlcl(nloc) |
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42 | real p0(nloc) |
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43 | real buoyz(nloc), buoy(nloc,nd) |
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44 | c |
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45 | c------------------------------------------------------------- |
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46 | c Initialization |
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47 | c------------------------------------------------------------- |
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48 | do il = 1,ncum |
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49 | cina(il) = 0. |
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50 | cinb(il) = 0. |
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51 | enddo |
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52 | c |
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53 | c-------------------------------------------------------------- |
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54 | c Recompute buoyancies |
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55 | c-------------------------------------------------------------- |
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56 | DO k = 1,nd |
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57 | DO il = 1,ncum |
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58 | ! print*,'tvp tv=',tvp(il,k),tv(il,k) |
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59 | buoy(il,k) = tvp(il,k) - tv(il,k) |
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60 | ENDDO |
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61 | ENDDO |
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62 | c--------------------------------------------------------------- |
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63 | c |
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64 | c calcul de la flottabilite a LCL (Buoylcl) |
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65 | c ifst = first P-level above lcl |
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66 | c isublcl = highest P-level below lcl. |
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67 | c--------------------------------------------------------------- |
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68 | c |
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69 | do il = 1,ncum |
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70 | TVPlcl(il) = TVP(il,1)*(Plcl(il)/P(il,1))**(2./7.) !For dry air, R/Cp=2/7 |
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71 | enddo |
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72 | c |
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73 | do il = 1,ncum |
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74 | IF (Plcl(il) .GT. P(il,icb(il))) THEN |
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75 | ifst(il) = icb(il) |
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76 | isublcl(il) = icb(il)-1 |
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77 | ELSE |
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78 | ifst(il) = icb(il)+1 |
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79 | isublcl(il) = icb(il) |
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80 | ENDIF |
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81 | enddo |
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82 | c |
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83 | do il = 1,ncum |
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84 | TVlcl(il)=TV(il,ifst(il)-1)+(TV(il,ifst(il))-TV(il,ifst(il)-1)) |
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85 | $ *(Plcl(il)-P(il,ifst(il)-1))/(P(il,ifst(il))-P(il,ifst(il)-1)) |
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86 | enddo |
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87 | c |
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88 | do il = 1,ncum |
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89 | BUOYlcl(il) = TVPlcl(il)-TVlcl(il) |
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90 | enddo |
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91 | c |
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92 | c--------------------------------------------------------------- |
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93 | c premiere couche contenant un niveau de flotabilite positive |
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94 | c et premiere couche contenant un niveau de flotabilite negative |
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95 | c au dessus du niveau de condensation |
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96 | c--------------------------------------------------------------- |
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97 | do il = 1,ncum |
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98 | itop(il) =nl-1 |
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99 | ineg(il) = nl-1 |
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100 | exist_lfc(il) = .FALSE. |
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101 | enddo |
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102 | do 100 k=nl-1,1,-1 |
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103 | do 110 il=1,ncum |
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104 | if (k .ge. ifst(il)) then |
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105 | if (buoy(il,k) .gt. 0.) then |
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106 | itop(il)=k |
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107 | exist_lfc(il) = .TRUE. |
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108 | else |
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109 | ineg(il)=k |
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110 | endif |
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111 | endif |
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112 | 110 continue |
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113 | 100 continue |
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114 | c |
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115 | c--------------------------------------------------------------- |
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116 | c When there is no positive buoyancy level, set Plfc, Cina and Cinb |
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117 | c to arbitrary extreme values. |
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118 | c--------------------------------------------------------------- |
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119 | DO il = 1,ncum |
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120 | IF (.NOT.exist_lfc(il)) THEN |
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121 | Plfc(il) = 1.111 |
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122 | Cinb(il) = -1111. |
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123 | Cina(il) = -1112. |
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124 | ENDIF |
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125 | ENDDO |
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126 | c |
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127 | c |
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128 | c--------------------------------------------------------------- |
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129 | c -- Two cases : BUOYlcl >= 0 and BUOYlcl < 0. |
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130 | c--------------------------------------------------------------- |
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131 | C |
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132 | C-------------------- |
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133 | C -- 1.0 BUOYlcl >=0. |
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134 | C-------------------- |
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135 | c |
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136 | DPMAX = 50. |
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137 | DO il = 1,ncum |
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138 | lswitch1(il)=BUOYlcl(il) .GE. 0. .AND. exist_lfc(il) |
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139 | lswitch(il) = lswitch1(il) |
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140 | ENDDO |
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141 | c |
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142 | c 1.1 No inhibition case |
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143 | c ---------------------- |
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144 | C If buoyancy is positive at LCL and stays positive over a large enough |
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145 | C pressure interval (=DPMAX), inhibition is set to zero, |
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146 | C |
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147 | DO il = 1,ncum |
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148 | IF (lswitch(il)) THEN |
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149 | IF (P(il,ineg(il)) .LT. P(il,icb(il))-DPmax) THEN |
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150 | PLFC(il) = Plcl(il) |
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151 | Cina(il) = 0. |
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152 | Cinb(il) = 0. |
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153 | ENDIF |
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154 | ENDIF |
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155 | ENDDO |
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156 | c |
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157 | c 1.2 Upper inhibition only case |
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158 | c ------------------------------ |
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159 | DO il = 1,ncum |
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160 | lswitch2(il)= P(il,ineg(il)) .GE. P(il,icb(il))-DPmax |
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161 | lswitch(il) = lswitch1(il) .AND. lswitch2(il) |
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162 | ENDDO |
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163 | c |
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164 | DO il = 1,ncum |
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165 | IF (lswitch(il)) THEN |
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166 | Cinb(il) = 0. |
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167 | c |
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168 | c 1.2.1 Calcul de la pression du niveau de flot. nulle juste au-dessus de LCL |
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169 | c --------------------------------------------------------------------------- |
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170 | IF (ineg(il) .GT. isublcl(il)+1) THEN |
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171 | C In order to get P0, one may interpolate linearly buoyancies |
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172 | C between P(ineg) and P(ineg-1). |
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173 | P0(il)=(buoy(il,ineg(il))*P(il,ineg(il)-1) |
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174 | $ -buoy(il,ineg(il)-1)*P(il,ineg(il))) |
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175 | : / (buoy(il,ineg(il))-buoy(il,ineg(il)-1)) |
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176 | ELSE |
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177 | C In order to get P0, one has to interpolate between P(ineg) and Plcl. |
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178 | P0(il) = (BUOY(il,ineg(il))*Plcl(il)-BUOYlcl(il)*P(il,ineg(il))) |
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179 | $ /(BUOY(il,ineg(il)) -BUOYlcl(il)) |
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180 | ENDIF |
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181 | ENDIF |
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182 | ENDDO |
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183 | c |
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184 | c 1.2.2 Recompute itop (=1st layer with positive buoyancy above ineg) |
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185 | c ------------------------------------------------------------------- |
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186 | do il = 1,ncum |
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187 | IF (lswitch(il)) THEN |
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188 | itop(il) =nl-1 |
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189 | ENDIF |
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190 | enddo |
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191 | c |
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192 | do k=nl,1,-1 |
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193 | do il=1,ncum |
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194 | IF (lswitch(il)) THEN |
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195 | if (k .ge. ineg(il) .and. buoy(il,k) .gt. 0) then |
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196 | itop(il)=k |
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197 | endif |
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198 | ENDIF |
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199 | enddo |
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200 | enddo |
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201 | c |
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202 | c 1.2.3 Computation of PLFC |
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203 | c ------------------------- |
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204 | DO il = 1,ncum |
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205 | IF (lswitch(il)) THEN |
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206 | PLFC(il)=(buoy(il,itop(il))*P(il,itop(il)-1) |
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207 | $ -buoy(il,itop(il)-1)*P(il,itop(il))) |
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208 | $ / (buoy(il,itop(il))-buoy(il,itop(il)-1)) |
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209 | ENDIF |
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210 | ENDDO |
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211 | c |
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212 | c 1.2.4 Computation of CINA |
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213 | c ------------------------- |
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214 | c |
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215 | C Upper part of CINA : integral from P(itop-1) to Plfc |
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216 | DO il = 1,ncum |
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217 | IF (lswitch(il)) THEN |
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218 | deltap = P(il,itop(il)-1)-Plfc(il) |
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219 | dcin = RD*BUOY(il,itop(il)-1)*deltap |
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220 | $ / (P(il,itop(il)-1)+Plfc(il)) |
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221 | CINA(il) = min(0.,dcin) |
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222 | ENDIF |
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223 | ENDDO |
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224 | c |
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225 | C Middle part of CINA : integral from P(ineg) to P(itop-1) |
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226 | DO k = 1,nl |
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227 | DO il = 1,ncum |
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228 | IF (lswitch(il)) THEN |
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229 | IF (k .GE. ineg(il) .AND. k .LE. itop(il)-2) THEN |
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230 | deltap = P(il,k)-P(il,k+1) |
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231 | dcin = 0.5*RD*(BUOY(il,k)+BUOY(il,k+1))*deltap/PH(il,k+1) |
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232 | CINA(il) = CINA(il) + min(0.,dcin) |
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233 | ENDIF |
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234 | ENDIF |
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235 | ENDDO |
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236 | ENDDO |
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237 | c |
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238 | C Lower part of CINA : integral from P0 to P(ineg) |
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239 | DO il = 1,ncum |
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240 | IF (lswitch(il)) THEN |
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241 | deltap = P0(il)-P(il,ineg(il)) |
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242 | dcin = RD*BUOY(il,ineg(il))*deltap/(P(il,ineg(il))+P0(il)) |
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243 | CINA(il) = CINA(il) + min(0.,dcin) |
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244 | ENDIF |
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245 | ENDDO |
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246 | c |
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247 | C |
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248 | C ------------------ |
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249 | C -- 2.0 BUOYlcl <0. |
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250 | C ------------------ |
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251 | C |
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252 | DO il = 1,ncum |
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253 | lswitch1(il)=BUOYlcl(il) .LT. 0. .AND. exist_lfc(il) |
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254 | lswitch(il) = lswitch1(il) |
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255 | ENDDO |
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256 | c |
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257 | c 2.0.1 Premiere couche ou la flotabilite est negative au dessus du sol |
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258 | c ---------------------------------------------------- |
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259 | c au cas ou elle existe sinon ilow=1 (nk apres) |
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260 | c on suppose que la parcelle part de la premiere couche |
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261 | c |
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262 | DO il = 1,ncum |
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263 | IF (lswitch(il)) THEN |
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264 | ilow(il)=1 |
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265 | ENDIF |
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266 | ENDDO |
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267 | c |
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268 | do 200 k=nl,1,-1 |
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269 | DO il = 1,ncum |
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270 | IF (lswitch(il) .AND. k .LE.icb(il)-1) THEN |
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271 | if(buoy(il,k).lt. 0.) then |
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272 | ilow(il) = k |
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273 | endif |
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274 | ENDIF |
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275 | ENDDO |
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276 | 200 continue |
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277 | |
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278 | c 2.0.2 Calcul de la pression du niveau de flot. nulle sous le nuage |
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279 | c ---------------------------------------------------- |
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280 | DO il = 1,ncum |
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281 | IF (lswitch(il)) THEN |
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282 | if(ilow(il).gt. 1) then |
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283 | P0(il)=(buoy(il,ilow(il))*P(il,ilow(il)-1) |
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284 | $ -buoy(il,ilow(il)-1)*P(il,ilow(il))) |
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285 | : / (buoy(il,ilow(il))-buoy(il,ilow(il)-1)) |
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286 | BUOYz(il) = 0. |
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287 | else |
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288 | P0(il) = P(il,1) |
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289 | BUOYz(il) = BUOY(il,1) |
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290 | endif |
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291 | ENDIF |
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292 | ENDDO |
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293 | c |
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294 | C 2.1. Computation of CINB |
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295 | C ----------------------- |
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296 | c |
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297 | DO il = 1,ncum |
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298 | lswitch2(il)= (isublcl(il) .EQ. 1 .AND. ilow(il) .EQ. 1) |
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299 | $ .OR.(isublcl(il) .EQ. ilow(il)-1) |
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300 | lswitch(il) = lswitch1(il) .AND. lswitch2(il) |
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301 | ENDDO |
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302 | cc IF ( (isublcl .EQ. 1 .AND. ilow .EQ. 1) |
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303 | cc $ .OR.(isublcl .EQ. ilow-1)) THEN |
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304 | c |
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305 | c 2.1.1 First case : Plcl just above P0 |
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306 | c ------------------------------------- |
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307 | DO il = 1,ncum |
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308 | IF (lswitch(il)) THEN |
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309 | deltap = P0(il)-Plcl(il) |
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310 | dcin = RD*(BUOYz(il)+BUOYlcl(il))*deltap/(P0(il)+Plcl(il)) |
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311 | CINB(il) = min(0.,dcin) |
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312 | ENDIF |
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313 | ENDDO |
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314 | c |
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315 | DO il = 1,ncum |
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316 | lswitch(il) = lswitch1(il) .AND. .NOT. lswitch2(il) |
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317 | ENDDO |
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318 | cc ELSE |
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319 | c |
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320 | c 2.1.2 Second case : there is at least one P-level between P0 and Plcl |
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321 | c --------------------------------------------------------------------- |
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322 | c |
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323 | C Lower part of CINB : integral from P0 to P(ilow) |
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324 | DO il = 1,ncum |
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325 | IF (lswitch(il)) THEN |
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326 | deltap = P0(il)-P(il,ilow(il)) |
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327 | dcin = RD*(BUOYz(il)+BUOY(il,ilow(il)))*deltap |
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328 | $ /(P0(il)+P(il,ilow(il))) |
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329 | CINB(il) = min(0.,dcin) |
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330 | ENDIF |
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331 | ENDDO |
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332 | c |
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333 | c |
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334 | C Middle part of CINB : integral from P(ilow) to P(isublcl) |
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335 | cc DO k = ilow,isublcl-1 |
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336 | DO k = 1,nl |
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337 | DO il = 1,ncum |
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338 | IF (lswitch(il) |
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339 | $ .AND. k .GE. ilow(il) .AND. k .LE. isublcl(il)-1) THEN |
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340 | deltap = P(il,k)-P(il,k+1) |
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341 | dcin = 0.5*RD*(BUOY(il,k)+BUOY(il,k+1))*deltap/PH(il,k+1) |
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342 | CINB(il) = CINB(il) + min(0.,dcin) |
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343 | ENDIF |
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344 | ENDDO |
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345 | ENDDO |
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346 | c |
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347 | C Upper part of CINB : integral from P(isublcl) to Plcl |
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348 | DO il = 1,ncum |
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349 | IF (lswitch(il)) THEN |
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350 | deltap = P(il,isublcl(il)) - Plcl(il) |
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351 | dcin = RD*(BUOY(il,isublcl(il))+BUOYlcl(il))*deltap |
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352 | $ /(P(il,isublcl(il))+Plcl(il)) |
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353 | CINB(il) = CINB(il)+min(0.,dcin) |
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354 | ENDIF |
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355 | ENDDO |
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356 | C |
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357 | c |
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358 | cc ENDIF |
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359 | c |
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360 | C 2.2 Computation of CINA |
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361 | c --------------------- |
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362 | c |
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363 | DO il = 1,ncum |
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364 | lswitch2(il)= Plcl(il) .GT. P(il,itop(il)-1) |
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365 | lswitch(il) = lswitch1(il) .AND. lswitch2(il) |
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366 | ENDDO |
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367 | c |
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368 | c 2.2.1 FIrst case : Plcl > P(itop-1) |
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369 | C --------------------------------- |
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370 | C In order to get Plfc, one may interpolate linearly buoyancies |
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371 | C between P(itop) and P(itop-1). |
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372 | DO il = 1,ncum |
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373 | IF (lswitch(il)) THEN |
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374 | PLFC(il)=(buoy(il,itop(il))*P(il,itop(il)-1) |
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375 | $ -buoy(il,itop(il)-1)*P(il,itop(il))) |
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376 | $ / (buoy(il,itop(il))-buoy(il,itop(il)-1)) |
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377 | ENDIF |
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378 | ENDDO |
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379 | c |
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380 | C Upper part of CINA : integral from P(itop-1) to Plfc |
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381 | DO il = 1,ncum |
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382 | IF (lswitch(il)) THEN |
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383 | deltap = P(il,itop(il)-1)-Plfc(il) |
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384 | dcin = RD*BUOY(il,itop(il)-1)*deltap |
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385 | $ /(P(il,itop(il)-1)+Plfc(il)) |
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386 | CINA(il) = min(0.,dcin) |
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387 | ENDIF |
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388 | ENDDO |
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389 | c |
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390 | C Middle part of CINA : integral from P(icb+1) to P(itop-1) |
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391 | DO k = 1,nl |
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392 | DO il = 1,ncum |
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393 | IF (lswitch(il) |
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394 | $ .AND. k .GE. icb(il)+1 .AND. k .LE. itop(il)-2) THEN |
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395 | deltap = P(il,k)-P(il,k+1) |
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396 | dcin = 0.5*RD*(BUOY(il,k)+BUOY(il,k+1))*deltap/PH(il,k+1) |
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397 | CINA(il) = CINA(il) + min(0.,dcin) |
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398 | ENDIF |
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399 | ENDDO |
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400 | ENDDO |
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401 | c |
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402 | C Lower part of CINA : integral from Plcl to P(icb+1) |
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403 | DO il = 1,ncum |
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404 | IF (lswitch(il)) THEN |
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405 | IF (Plcl(il) .GT. P(il,icb(il))) THEN |
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406 | IF (icb(il) .LT. itop(il)-1) THEN |
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407 | deltap = P(il,icb(il))-P(il,icb(il)+1) |
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408 | dcin = 0.5*RD*(BUOY(il,icb(il))+BUOY(il,icb(il)+1)) |
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409 | $ *deltap/PH(il,icb(il)+1) |
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410 | CINA(il) = CINA(il)+min(0.,dcin) |
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411 | ENDIF |
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412 | c |
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413 | deltap = Plcl(il)-P(il,icb(il)) |
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414 | dcin = RD*(BUOYlcl(il)+BUOY(il,icb(il))) |
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415 | $ *deltap/(Plcl(il)+P(il,icb(il))) |
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416 | CINA(il) = CINA(il)+min(0.,dcin) |
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417 | ELSE |
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418 | deltap = Plcl(il)-P(il,icb(il)+1) |
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419 | dcin = RD*(BUOYlcl(il)+BUOY(il,icb(il)+1)) |
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420 | $ *deltap/(Plcl(il)+P(il,icb(il)+1)) |
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421 | CINA(il) = CINA(il)+min(0.,dcin) |
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422 | ENDIF |
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423 | ENDIF |
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424 | ENDDO |
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425 | c |
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426 | DO il = 1,ncum |
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427 | lswitch(il) = lswitch1(il) .AND. .NOT. lswitch2(il) |
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428 | ENDDO |
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429 | cc ELSE |
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430 | c |
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431 | c 2.2.2 Second case : Plcl lies between P(itop-1) and P(itop); |
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432 | C ---------------------------------------------------------- |
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433 | C In order to get Plfc, one has to interpolate between P(itop) and Plcl. |
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434 | DO il = 1,ncum |
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435 | IF (lswitch(il)) THEN |
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436 | PLFC(il) = |
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437 | $ (BUOY(il,itop(il))*Plcl(il)-BUOYlcl(il)*P(il,itop(il))) |
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438 | $ /(BUOY(il,itop(il)) -BUOYlcl(il)) |
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439 | ENDIF |
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440 | ENDDO |
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441 | c |
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442 | DO il = 1,ncum |
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443 | IF (lswitch(il)) THEN |
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444 | deltap = Plcl(il)-Plfc(il) |
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445 | dcin = RD*BUOYlcl(il)*deltap/(Plcl(il)+Plfc(il)) |
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446 | CINA(il) = min(0.,dcin) |
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447 | ENDIF |
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448 | ENDDO |
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449 | cc ENDIF |
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450 | c |
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451 | |
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452 | |
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453 | RETURN |
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454 | END |
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