/[MITgcm]/MITgcm/pkg/mom_vecinv/mom_vi_hdissip.F
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Contents of /MITgcm/pkg/mom_vecinv/mom_vi_hdissip.F

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Revision 1.3 - (show annotations) (download)
Tue Oct 30 23:11:51 2001 UTC (22 years, 6 months ago) by jmc
Branch: MAIN
CVS Tags: checkpoint46n_post, checkpoint51k_post, checkpoint47e_post, checkpoint44e_post, checkpoint46l_post, checkpoint46g_pre, checkpoint47c_post, checkpoint50c_post, checkpoint46f_post, checkpoint52d_pre, checkpoint48e_post, checkpoint50c_pre, checkpoint44f_post, checkpoint46b_post, checkpoint43a-release1mods, checkpoint51o_pre, checkpoint51l_post, checkpoint48i_post, checkpoint46l_pre, chkpt44d_post, checkpoint51, checkpoint50, checkpoint52, checkpoint50d_post, checkpoint52f_post, checkpoint50b_pre, checkpoint44e_pre, checkpoint51f_post, checkpoint48b_post, checkpoint51d_post, checkpoint48c_pre, checkpoint47d_pre, checkpoint51t_post, checkpoint51n_post, checkpoint52i_pre, hrcube_1, hrcube_2, checkpoint51s_post, checkpoint47a_post, checkpoint48d_pre, checkpoint51j_post, checkpoint47i_post, checkpoint52e_pre, checkpoint52e_post, checkpoint51n_pre, checkpoint47d_post, checkpoint46d_pre, checkpoint48d_post, release1-branch_tutorials, checkpoint48f_post, checkpoint45d_post, checkpoint52b_pre, checkpoint46j_pre, checkpoint51l_pre, chkpt44a_post, checkpoint44h_pre, checkpoint48h_post, checkpoint51q_post, checkpoint51b_pre, checkpoint46a_post, checkpoint47g_post, checkpoint52b_post, checkpoint52c_post, checkpoint46j_post, checkpoint51h_pre, checkpoint46k_post, chkpt44c_pre, checkpoint48a_post, checkpoint45a_post, checkpoint50f_post, checkpoint50a_post, checkpoint50f_pre, checkpoint52f_pre, checkpoint47j_post, branch-exfmods-tag, checkpoint44g_post, branchpoint-genmake2, checkpoint46e_pre, checkpoint51r_post, checkpoint48c_post, checkpoint45b_post, checkpoint46b_pre, checkpoint51i_post, release1-branch-end, release1_final_v1, checkpoint51b_post, checkpoint51c_post, checkpoint46c_pre, checkpoint46, checkpoint47b_post, checkpoint44b_post, checkpoint46h_pre, checkpoint52d_post, checkpoint46m_post, checkpoint46a_pre, checkpoint50g_post, checkpoint45c_post, checkpoint44h_post, checkpoint46g_post, checkpoint52a_pre, checkpoint50h_post, checkpoint52i_post, checkpoint50e_pre, checkpoint50i_post, checkpoint51i_pre, checkpoint52h_pre, checkpoint47f_post, checkpoint50e_post, chkpt44a_pre, checkpoint46i_post, checkpoint46c_post, branch-netcdf, checkpoint50d_pre, checkpoint46e_post, checkpoint51e_post, checkpoint44b_pre, checkpoint47, checkpoint44, checkpoint45, checkpoint48, checkpoint49, checkpoint46h_post, checkpoint51o_post, checkpoint51f_pre, chkpt44c_post, checkpoint48g_post, checkpoint47h_post, checkpoint52a_post, checkpoint44f_pre, checkpoint51g_post, ecco_c52_e35, checkpoint46d_post, checkpoint50b_post, release1-branch_branchpoint, checkpoint51m_post, checkpoint51a_post, checkpoint51p_post, checkpoint51u_post
Branch point for: branch-exfmods-curt, release1_final, release1-branch, branch-genmake2, branch-nonh, tg2-branch, netcdf-sm0, checkpoint51n_branch
Changes since 1.2: +4 -4 lines 
use the correct recip_dx & dy.
1 C $Header: /u/gcmpack/models/MITgcmUV/pkg/mom_vecinv/mom_vi_hdissip.F,v 1.2 2001/05/29 14:01:39 adcroft Exp $
2 C $Name: $
3
4 #include "CPP_OPTIONS.h"
5
6 SUBROUTINE MOM_VI_HDISSIP(
7 I bi,bj,k,
8 I hDiv,vort3,hFacZ,dStar,zStar,
9 O uDissip,vDissip,
10 I myThid)
11 IMPLICIT NONE
12 C
13 C Calculate horizontal dissipation terms
14 C [del^2 - del^4] (u,v)
15 C
16
17 C == Global variables ==
18 #include "SIZE.h"
19 #include "GRID.h"
20 #include "EEPARAMS.h"
21 #include "PARAMS.h"
22
23 C == Routine arguments ==
24 INTEGER bi,bj,k
25 _RL hDiv(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
26 _RL vort3(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
27 _RS hFacZ(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
28 _RL dStar(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
29 _RL zStar(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
30 _RL uDissip(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
31 _RL vDissip(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
32 INTEGER myThid
33
34 C == Local variables ==
35 INTEGER I,J
36 _RL Zip,Zij,Zpj,Dim,Dij,Dmj,uD2,vD2,uD4,vD4
37
38 C - Laplacian and bi-harmonic terms
39 DO j=2-Oly,sNy+Oly-1
40 DO i=2-Olx,sNx+Olx-1
41
42 c Dim=dyF( i ,j-1,bi,bj)*hFacC( i ,j-1,k,bi,bj)*hDiv( i ,j-1)
43 c Dij=dyF( i , j ,bi,bj)*hFacC( i , j ,k,bi,bj)*hDiv( i , j )
44 c Dmj=dyF(i-1, j ,bi,bj)*hFacC(i-1, j ,k,bi,bj)*hDiv(i-1, j )
45 c Dim=dyF( i ,j-1,bi,bj)* hDiv( i ,j-1)
46 c Dij=dyF( i , j ,bi,bj)* hDiv( i , j )
47 c Dmj=dyF(i-1, j ,bi,bj)* hDiv(i-1, j )
48 Dim= hDiv( i ,j-1)
49 Dij= hDiv( i , j )
50 Dmj= hDiv(i-1, j )
51
52 c Zip=dxV( i ,j+1,bi,bj)*hFacZ( i ,j+1)*vort3( i ,j+1)
53 c Zij=dxV( i , j ,bi,bj)*hFacZ( i , j )*vort3( i , j )
54 c Zpj=dxV(i+1, j ,bi,bj)*hFacZ(i+1, j )*vort3(i+1, j )
55 Zip= hFacZ( i ,j+1)*vort3( i ,j+1)
56 Zij= hFacZ( i , j )*vort3( i , j )
57 Zpj= hFacZ(i+1, j )*vort3(i+1, j )
58
59 c uD2 = recip_rAw(i,j,bi,bj)*(
60 c & recip_hFacW(i,j,k,bi,bj)*viscAh*( (Dij-Dmj)*cosFacU(j,bi,bj) )
61 c & -recip_hFacW(i,j,k,bi,bj)*viscAh*( Zip-Zij ) )
62 c uD2 = recip_rAw(i,j,bi,bj)*(
63 c & viscAh*( (Dij-Dmj)*cosFacU(j,bi,bj) )
64 c & -recip_hFacW(i,j,k,bi,bj)*viscAh*( Zip-Zij ) )
65 uD2 = viscAh*(
66 & cosFacU(j,bi,bj)*( Dij-Dmj )*recip_DXC(i,j,bi,bj)
67 & -recip_hFacW(i,j,k,bi,bj)*( Zip-Zij )*recip_DYG(i,j,bi,bj) )
68
69 c vD2 = recip_rAs(i,j,bi,bj)*(
70 c & recip_hFacS(i,j,k,bi,bj)*viscAh*( (Zpj-Zij)*cosFacV(j,bi,bj) )
71 c & +recip_hFacS(i,j,k,bi,bj)*viscAh*( Dij-Dim ) )
72 c vD2 = recip_rAs(i,j,bi,bj)*(
73 c & recip_hFacS(i,j,k,bi,bj)*viscAh*( (Zpj-Zij)*cosFacV(j,bi,bj) )
74 c & + viscAh*( Dij-Dim ) )
75 vD2 = viscAh*(
76 & recip_hFacS(i,j,k,bi,bj)*( Zpj-Zij )*recip_DXG(i,j,bi,bj)
77 & *cosFacV(j,bi,bj)
78 & +( Dij-Dim )*recip_DYC(i,j,bi,bj) )
79
80 c Dim=dyF( i ,j-1,bi,bj)*hFacC( i ,j-1,k,bi,bj)*dStar( i ,j-1)
81 c Dij=dyF( i , j ,bi,bj)*hFacC( i , j ,k,bi,bj)*dStar( i , j )
82 c Dmj=dyF(i-1, j ,bi,bj)*hFacC(i-1, j ,k,bi,bj)*dStar(i-1, j )
83 Dim=dyF( i ,j-1,bi,bj)* dStar( i ,j-1)
84 Dij=dyF( i , j ,bi,bj)* dStar( i , j )
85 Dmj=dyF(i-1, j ,bi,bj)* dStar(i-1, j )
86
87 Zip=dxV( i ,j+1,bi,bj)*hFacZ( i ,j+1)*zStar( i ,j+1)
88 Zij=dxV( i , j ,bi,bj)*hFacZ( i , j )*zStar( i , j )
89 Zpj=dxV(i+1, j ,bi,bj)*hFacZ(i+1, j )*zStar(i+1, j )
90
91 c uD4 = recip_rAw(i,j,bi,bj)*(
92 c & recip_hFacW(i,j,k,bi,bj)*viscA4*( (Dij-Dmj)*cosFacU(j,bi,bj) )
93 c & -recip_hFacW(i,j,k,bi,bj)*viscA4*( Zip-Zij ) )
94 uD4 = recip_rAw(i,j,bi,bj)*(
95 & viscA4*( (Dij-Dmj)*cosFacU(j,bi,bj) )
96 & -recip_hFacW(i,j,k,bi,bj)*viscA4*( Zip-Zij ) )
97
98 c vD4 = recip_rAs(i,j,bi,bj)*(
99 c & recip_hFacS(i,j,k,bi,bj)*viscA4*( (Zpj-Zij)*cosFacV(j,bi,bj) )
100 c & +recip_hFacS(i,j,k,bi,bj)*viscA4*( Dij-Dim ) )
101 vD4 = recip_rAs(i,j,bi,bj)*(
102 & recip_hFacS(i,j,k,bi,bj)*viscA4*( (Zpj-Zij)*cosFacV(j,bi,bj) )
103 & + viscA4*( Dij-Dim ) )
104
105 uDissip(i,j) = uD2 - uD4
106 vDissip(i,j) = vD2 - vD4
107
108 ENDDO
109 ENDDO
110
111 RETURN
112 END
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