13 |
! This procedure evolves the ozone mass fraction through a time |
! This procedure evolves the ozone mass fraction through a time |
14 |
! step taking only chemistry into account. |
! step taking only chemistry into account. |
15 |
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16 |
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! All the 2-dimensional arrays are on the "physics" grid. |
17 |
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! Their shape is "(/klon, llm/)". |
18 |
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! Index "(i, :)" is for longitude "rlon(i)", latitude "rlat(i)". |
19 |
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20 |
use numer_rec, only: assert, pi |
use numer_rec, only: assert, pi |
21 |
use dimphy, only: klon |
use dimphy, only: klon |
22 |
use dimens_m, only: llm |
use dimens_m, only: llm |
25 |
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26 |
integer, intent(in):: julien ! jour julien, 1 <= julien <= 360 |
integer, intent(in):: julien ! jour julien, 1 <= julien <= 360 |
27 |
real, intent(in):: gmtime ! heure de la journée en fraction de jour |
real, intent(in):: gmtime ! heure de la journée en fraction de jour |
28 |
real, intent(in):: t_seri(:, :) ! temperature, in K |
real, intent(in):: t_seri(:, :) ! (klon, llm) temperature, in K |
29 |
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30 |
real, intent(in):: zmasse(:, :) |
real, intent(in):: zmasse(:, :) ! (klon, llm) |
31 |
! (column-density of mass of air in a cell, in kg m-2) |
! (column-density of mass of air in a cell, in kg m-2) |
32 |
! (On the "physics" grid. |
! "zmasse(:, k)" is for layer "k".) |
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! "zmasse(i, k)" is at longitude "rlon(i)", latitude "rlat(i)", for |
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! layer "k".) |
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33 |
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34 |
real, intent(in):: pdtphys ! time step for physics, in s |
real, intent(in):: pdtphys ! time step for physics, in s |
35 |
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36 |
real, intent(inout):: q(:, :) ! mass fraction of ozone |
real, intent(inout):: q(:, :) ! (klon, llm) mass fraction of ozone |
37 |
! (On the "physics" grid. |
! "q(:, k)" is at middle of layer "k".) |
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! "q(i, k)" is at longitude "rlon(i)", latitude "rlat(i)", middle of |
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! layer "k".) |
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38 |
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39 |
! Variables local to the procedure: |
! Variables local to the procedure: |
40 |
integer k |
integer k |
42 |
real c(klon, llm) |
real c(klon, llm) |
43 |
! (constant term during a time step in the net mass production |
! (constant term during a time step in the net mass production |
44 |
! rate of ozone by chemistry, per unit mass of air, in s-1) |
! rate of ozone by chemistry, per unit mass of air, in s-1) |
45 |
! (On the "physics" grid. |
! "c(:, k)" is at middle of layer "k".) |
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! "c(i, k)" is at longitude "rlon(i)", latitude "rlat(i)", middle of |
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! layer "k".) |
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46 |
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47 |
real b(klon, llm) |
real b(klon, llm) |
48 |
! (coefficient of "q" in the net mass production |
! (coefficient of "q" in the net mass production |
49 |
! rate of ozone by chemistry, per unit mass of air, in s-1) |
! rate of ozone by chemistry, per unit mass of air, in s-1) |
50 |
! (On the "physics" grid. |
! "b(:, k)" is at middle of layer "k".) |
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! "b(i, k)" is at longitude "rlon(i)", latitude "rlat(i)", middle of |
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! layer "k".) |
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51 |
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52 |
real dq_o3_chem(klon, llm) |
real dq_o3_chem(klon, llm) |
53 |
! (variation of ozone mass fraction due to chemistry during a time step) |
! (variation of ozone mass fraction due to chemistry during a time step) |
54 |
! (On the "physics" grid. |
! "dq_o3_chem(:, k)" is at middle of layer "k".) |
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! "dq_o3_chem(i, k)" is at longitude "rlon(i)", latitude |
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! "rlat(i)", middle of layer "k".) |
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55 |
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56 |
real earth_long |
real earth_long |
57 |
! (longitude vraie de la Terre dans son orbite solaire, par |
! (longitude vraie de la Terre dans son orbite solaire, par |
105 |
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106 |
! This function computes the production rate of ozone by chemistry. |
! This function computes the production rate of ozone by chemistry. |
107 |
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108 |
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! All the 2-dimensional arrays are on the "physics" grid. |
109 |
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! Their shape is "(/klon, llm/)". |
110 |
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! Index "(i, :)" is for longitude "rlon(i)", latitude "rlat(i)". |
111 |
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112 |
use regr_pr_comb_coefoz_m, only: a6_mass |
use regr_pr_comb_coefoz_m, only: a6_mass |
113 |
use numer_rec, only: assert |
use numer_rec, only: assert |
114 |
use dimens_m, only: llm |
use dimens_m, only: llm |
115 |
use dimphy, only: klon |
use dimphy, only: klon |
116 |
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117 |
real, intent(in):: q(:, :) ! mass fraction of ozone |
real, intent(in):: q(:, :) ! mass fraction of ozone |
118 |
! (On the "physics" grid. |
! "q(:, k)" is at middle of layer "k".) |
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! "q(i, k)" is at longitude "rlon(i)", latitude "rlat(i)", middle of |
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! layer "k".) |
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119 |
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120 |
real, intent(in):: zmasse(:, :) |
real, intent(in):: zmasse(:, :) |
121 |
! (column-density of mass of air in a layer, in kg m-2) |
! (column-density of mass of air in a layer, in kg m-2) |
122 |
! (On the "physics" grid. |
! ("zmasse(:, k)" is for layer "k".) |
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! "zmasse(i, k)" is at longitude "rlon(i)", latitude "rlat(i)", middle of |
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! layer "k".) |
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123 |
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124 |
real, intent(in):: c(:, :) |
real, intent(in):: c(:, :) |
125 |
! (constant term during a time step in the net mass production |
! (constant term during a time step in the net mass production |
126 |
! rate of ozone by chemistry, per unit mass of air, in s-1) |
! rate of ozone by chemistry, per unit mass of air, in s-1) |
127 |
! (On the "physics" grid. |
! "c(:, k)" is at middle of layer "k".) |
|
! "c(i, k)" is at longitude "rlon(i)", latitude "rlat(i)", middle of |
|
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! layer "k".) |
|
128 |
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129 |
real, intent(in):: b(:, :) |
real, intent(in):: b(:, :) |
130 |
! (coefficient of "q" in the net mass production |
! (coefficient of "q" in the net mass production rate of ozone by |
131 |
! rate of ozone by chemistry, per unit mass of air, in s-1) |
! chemistry, per unit mass of air, in s-1) |
132 |
! (On the "physics" grid. |
! ("b(:, k)" is at middle of layer "k".) |
|
! "b(i, k)" is at longitude "rlon(i)", latitude "rlat(i)", middle of |
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! layer "k".) |
|
133 |
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134 |
real o3_prod(klon, llm) |
real o3_prod(klon, llm) |
135 |
! (net mass production rate of ozone by chemistry, per unit mass |
! (net mass production rate of ozone by chemistry, per unit mass |
136 |
! of air, in s-1) |
! of air, in s-1) |
137 |
! (On the "physics" grid. |
! ("o3_prod(:, k)" is at middle of layer "k".) |
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! "o3_prod(i, k)" is at longitude "rlon(i)", latitude "rlat(i)", middle of |
|
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! layer "k".) |
|
138 |
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139 |
! Variables local to the procedure: |
! Variables local to the procedure: |
140 |
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141 |
real sigma_mass(klon, llm) |
real sigma_mass(klon, llm) |
142 |
! (mass column-density of ozone above point, in kg m-2) |
! (mass column-density of ozone above point, in kg m-2) |
143 |
! (On the "physics" grid. |
! ("sigma_mass(:, k)" is at middle of layer "k".) |
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! "sigma_mass(i, k)" is at longitude "rlon(i)", latitude |
|
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! "rlat(i)", middle of layer "k".) |
|
144 |
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145 |
integer k |
integer k |
146 |
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