1 | CC---------------------------------------------------------------------- |
---|
2 | CC TOP 1.0 , LOCEAN-IPSL (2005) |
---|
3 | CC $Id$ |
---|
4 | CC This software is governed by CeCILL licence see modipsl/doc/NEMO_CeCILL.txt |
---|
5 | CC---------------------------------------------------------------------- |
---|
6 | |
---|
7 | CDIR$ LIST |
---|
8 | CC---------------------------------------------------------------------- |
---|
9 | CC local declarations |
---|
10 | CC ================== |
---|
11 | INTEGER jksed, ji, jj, jk |
---|
12 | REAL xagg1,xagg2,xagg3,xagg4 |
---|
13 | REAL zfact,zstep,wsmax |
---|
14 | #if defined key_trc_dia3d |
---|
15 | REAL zrfact2 |
---|
16 | #endif |
---|
17 | REAL sinking(jpi,jpj,jpk),sinking2(jpi,jpj,jpk) |
---|
18 | REAL sinkfer(jpi,jpj,jpk),sinkfer2(jpi,jpj,jpk) |
---|
19 | REAL sinkcal(jpi,jpj,jpk),sinksil(jpi,jpj,jpk) |
---|
20 | C |
---|
21 | C Time step duration for biology |
---|
22 | C ------------------------------ |
---|
23 | C |
---|
24 | zstep=rfact2/rjjss |
---|
25 | C |
---|
26 | C Sinking speeds of detritus is increased with depth as shown |
---|
27 | C by data and from the coagulation theory |
---|
28 | C ----------------------------------------------------------- |
---|
29 | C |
---|
30 | jksed=10 |
---|
31 | C |
---|
32 | DO jk=1,jpk-1 |
---|
33 | DO jj=1,jpj |
---|
34 | DO ji=1,jpi |
---|
35 | zfact=max(0.,fsdepw(ji,jj,jk+1)-hmld(ji,jj))/2000. |
---|
36 | wsbio4(ji,jj,jk)=wsbio2+(200.-wsbio2)*zfact |
---|
37 | END DO |
---|
38 | END DO |
---|
39 | END DO |
---|
40 | C |
---|
41 | C LIMIT THE VALUES OF THE SINKING SPEEDS |
---|
42 | C TO AVOID NUMERICAL INSTABILITIES |
---|
43 | C |
---|
44 | wsbio3(:,:,:)=wsbio |
---|
45 | |
---|
46 | Do jk=1,jpk-1 |
---|
47 | DO jj=1,jpj |
---|
48 | DO ji=1,jpi |
---|
49 | wsmax=0.8*fse3t(ji,jj,jk)/zstep |
---|
50 | wsbio4(ji,jj,jk)=min(wsbio4(ji,jj,jk),wsmax) |
---|
51 | wsbio3(ji,jj,jk)=min(wsbio3(ji,jj,jk),wsmax) |
---|
52 | END DO |
---|
53 | END DO |
---|
54 | END DO |
---|
55 | |
---|
56 | wscal(:,:,:)=wsbio4(:,:,:) |
---|
57 | C |
---|
58 | C |
---|
59 | C INITIALIZE TO ZERO ALL THE SINKING ARRAYS |
---|
60 | C ----------------------------------------- |
---|
61 | C |
---|
62 | sinking=0. |
---|
63 | sinking2=0. |
---|
64 | sinkcal=0. |
---|
65 | sinkfer=0. |
---|
66 | sinksil=0. |
---|
67 | sinkfer2=0. |
---|
68 | C |
---|
69 | C Compute the sedimentation term using p4zsink2 for all |
---|
70 | C the sinking particles |
---|
71 | C ----------------------------------------------------- |
---|
72 | C |
---|
73 | CALL p4zsink2(wsbio3,sinking,jppoc) |
---|
74 | CALL p4zsink2(wsbio3,sinkfer,jpsfe) |
---|
75 | CALL p4zsink2(wsbio4,sinking2,jpgoc) |
---|
76 | CALL p4zsink2(wsbio4,sinkfer2,jpbfe) |
---|
77 | CALL p4zsink2(wsbio4,sinksil,jpdsi) |
---|
78 | CALL p4zsink2(wscal,sinkcal,jpcal) |
---|
79 | C |
---|
80 | C Exchange between organic matter compartments due to |
---|
81 | C coagulation/disaggregation |
---|
82 | C --------------------------------------------------- |
---|
83 | C |
---|
84 | DO jk = 1,jpkm1 |
---|
85 | DO jj = 1,jpj |
---|
86 | DO ji = 1,jpi |
---|
87 | C |
---|
88 | zfact=zstep*zdiss(ji,jj,jk) |
---|
89 | C |
---|
90 | C Part I : Coagulation dependent on turbulence |
---|
91 | C ---------------------------------------------- |
---|
92 | C |
---|
93 | xagg1=940.*zfact*trn(ji,jj,jk,jppoc)*trn(ji,jj,jk,jppoc) |
---|
94 | # if defined key_off_degrad |
---|
95 | & *facvol(ji,jj,jk) |
---|
96 | # endif |
---|
97 | |
---|
98 | xagg2=1.054E4*zfact*trn(ji,jj,jk,jppoc)*trn(ji,jj,jk,jpgoc) |
---|
99 | # if defined key_off_degrad |
---|
100 | & *facvol(ji,jj,jk) |
---|
101 | # endif |
---|
102 | C |
---|
103 | C Aggregation of small into large particles |
---|
104 | C Part II : Differential settling |
---|
105 | C ---------------------------------------------- |
---|
106 | C |
---|
107 | xagg3=0.66*zstep*trn(ji,jj,jk,jppoc)*trn(ji,jj,jk,jppoc) |
---|
108 | # if defined key_off_degrad |
---|
109 | & *facvol(ji,jj,jk) |
---|
110 | # endif |
---|
111 | |
---|
112 | xagg4=0.*zstep*trn(ji,jj,jk,jppoc)*trn(ji,jj,jk,jpgoc) |
---|
113 | # if defined key_off_degrad |
---|
114 | & *facvol(ji,jj,jk) |
---|
115 | # endif |
---|
116 | C |
---|
117 | xagg(ji,jj,jk)=xagg1+xagg2+xagg3+xagg4 |
---|
118 | xaggfe(ji,jj,jk)=xagg(ji,jj,jk)*trn(ji,jj,jk,jpsfe)/ |
---|
119 | & (trn(ji,jj,jk,jppoc)+rtrn) |
---|
120 | C |
---|
121 | C Aggregation of DOC to small particles |
---|
122 | C -------------------------------------- |
---|
123 | C |
---|
124 | xaggdoc(ji,jj,jk)=(80*trn(ji,jj,jk,jpdoc)+698. |
---|
125 | & *trn(ji,jj,jk,jppoc))*zfact*trn(ji,jj,jk,jpdoc) |
---|
126 | # if defined key_off_degrad |
---|
127 | & *facvol(ji,jj,jk) |
---|
128 | # endif |
---|
129 | |
---|
130 | xaggdoc2(ji,jj,jk)=1.05E4*zfact*trn(ji,jj,jk,jpgoc) |
---|
131 | & *trn(ji,jj,jk,jpdoc) |
---|
132 | # if defined key_off_degrad |
---|
133 | & *facvol(ji,jj,jk) |
---|
134 | # endif |
---|
135 | C |
---|
136 | END DO |
---|
137 | END DO |
---|
138 | END DO |
---|
139 | |
---|
140 | # if defined key_trc_dia3d |
---|
141 | zrfact2 = 1.e3*rfact2r |
---|
142 | trc2d(:,:,5) = sinking(:,:,jksed+1)*zrfact2 |
---|
143 | trc2d(:,:,6) = sinking2(:,:,jksed+1)*zrfact2 |
---|
144 | trc2d(:,:,7) = sinkfer(:,:,jksed+1)*zrfact2 |
---|
145 | trc2d(:,:,8) = sinkfer2(:,:,jksed+1)*zrfact2 |
---|
146 | trc2d(:,:,9) = sinksil(:,:,jksed+1)*zrfact2 |
---|
147 | trc2d(:,:,10) = sinkcal(:,:,jksed+1)*zrfact2 |
---|
148 | # endif |
---|