/[MITgcm]/MITgcm_contrib/plumes/plume2dyn.F
ViewVC logotype

Annotation of /MITgcm_contrib/plumes/plume2dyn.F

Parent Directory Parent Directory | Revision Log Revision Log | View Revision Graph Revision Graph


Revision 1.1 - (hide annotations) (download)
Thu May 13 22:21:45 2004 UTC (21 years, 2 months ago) by molod
Branch: MAIN
More developing....

1 molod 1.1 subroutine plume2dyn(qplume,idimin,jdimin,Lmplume,
2     . idim1,idim2,jdim1,jdim2,Lmout,Nsx,Nsy,bi,bj,qdyn)
3     C***********************************************************************
4     C Purpose:
5     C To interpolate an arbitrary quantity from higher resolution plumes
6     C grid to the model's dynamics grid
7     C Algorithm:
8     C Plumes -> Dynamics computes the plumes are mean value
9     C
10     C Input:
11     C qplume... [im,jm,Lmplume] Arbitrary Quantity on Input Grid
12     C pephy.... [im,jm,Lmplume+1] Pressures at bottom edges of input levels
13     C idimin... Longitude Dimension of Input
14     C jdimin... Latitude Dimension of Input
15     C Lmplume.. Vertical Dimension of Input
16     C Nsx...... Number of processes in x-direction
17     C Nsy...... Number of processes in y-direction
18     C idim1,2.. Beginning and ending i-values to calculate
19     C jdim1,2.. Beginning and ending j-values to calculate
20     C bi....... Index of process number in x-direction
21     C bj....... Index of process number in x-direction
22     C pedyn.... [im,jm,Lmout+1] Pressures at bottom edges of output levels
23     C Lmout.... Vertical Dimension of Output
24     C nlperdyn. Mapping Array-Highest Physics level in each dynmics level
25     C
26     C Output:
27     C qdyn..... [im,jm,Lmout] Quantity at output grid (physics grid)
28     C
29     C Notes:
30     C 1) This algorithm assumes that the output (physics) grid levels
31     C fit exactly into the input (dynamics) grid levels
32     C***********************************************************************
33     implicit none
34     #include "CPP_OPTIONS.h"
35    
36     integer idimin, jdimin, Lmout, Lmplume, Nsx, Nsy
37     integer idim1, idim2, jdim1, jdim2, bi, bj
38     _RL qplume(idimin,jdimin,Lmplume,Nsx,Nsy)
39     _RL pedyn(idimin,jdimin,Lmout+1,Nsx,Nsy)
40     _RL pephy(idimin,jdimin,Lmplume+1,Nsx,Nsy)
41     integer nlperdyn(idimin,jdimin,Lmout,Nsx,Nsy)
42     _RL qdyn(idimin,jdimin,Lmout,Nsx,Nsy)
43     integer Lbot(idimin,jdimin,Nsx,Nsy)
44    
45     integer i,j,L,Lout1,Lout1p1,Lout2,Lphy
46     _RL getcon, kappa, dpkephy, dpkedyn, sum
47    
48     kappa = getcon('KAPPA')
49    
50     c do loop for all dynamics (output) levels
51     do L = 1,Lmout
52     c do loop for all grid points
53     do j = jdim1,jdim2
54     do i = idim1,idim2
55     qdyn(i,j,L,bi,bj) = 0.
56     c Check to make sure we are above ground - otherwise do nothing
57     if(L.ge.Lbot(i,j,bi,bj))then
58     if(L.eq.Lbot(i,j,bi,bj)) then
59     Lout1 = 0
60     else
61     Lout1 = nlperdyn(i,j,L-1,bi,bj)
62     endif
63     Lout2 = nlperdyn(i,j,L,bi,bj)
64     c do loop for all physics levels contained in this dynamics level
65     cinterp1 dpkedyn = (pedyn(i,j,L,bi,bj)**kappa)-
66     cinterp1 (pedyn(i,j,L+1,bi,bj)**kappa)
67     dpkedyn = pedyn(i,j,L,bi,bj)-pedyn(i,j,L+1,bi,bj)
68     sum = 0.
69     Lout1p1 = Lout1+1
70     do Lphy = Lout1p1,Lout2
71     cinterp1 dpkephy = (pephy(i,j,Lphy,bi,bj)**kappa)-
72     cinterp1 (pephy(i,j,Lphy+1,bi,bj)**kappa)
73     dpkephy = pephy(i,j,Lphy,bi,bj)-pephy(i,j,Lphy+1,bi,bj)
74     sum=sum+qplume(i,j,Lphy,bi,bj)*(dpkephy/dpkedyn)
75     enddo
76     qdyn(i,j,L,bi,bj) = sum
77     endif
78     enddo
79     enddo
80     enddo
81    
82     return
83     end

  ViewVC Help
Powered by ViewVC 1.1.22