/[MITgcm]/MITgcm/pkg/mom_fluxform/mom_u_coriolis.F
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Contents of /MITgcm/pkg/mom_fluxform/mom_u_coriolis.F

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Revision 1.7 - (show annotations) (download)
Thu Oct 9 04:19:20 2003 UTC (20 years, 8 months ago) by edhill
Branch: MAIN
CVS Tags: checkpoint51k_post, checkpoint57m_post, checkpoint52l_pre, hrcube4, hrcube5, checkpoint57g_pre, checkpoint57s_post, checkpoint58b_post, checkpoint57b_post, checkpoint52d_pre, checkpoint57g_post, checkpoint56b_post, checkpoint57y_post, checkpoint52j_pre, checkpoint51o_pre, checkpoint54d_post, checkpoint54e_post, checkpoint51l_post, checkpoint57r_post, checkpoint57d_post, checkpoint57i_post, checkpoint52l_post, checkpoint52k_post, checkpoint58, checkpoint55, checkpoint54, checkpoint57, checkpoint56, checkpoint53, checkpoint52, checkpoint58f_post, checkpoint52f_post, checkpoint57n_post, checkpoint58d_post, checkpoint58a_post, checkpoint57z_post, checkpoint54f_post, checkpoint51t_post, checkpoint51n_post, checkpoint55i_post, checkpoint58m_post, checkpoint57l_post, checkpoint52i_pre, hrcube_1, hrcube_2, hrcube_3, checkpoint51s_post, checkpoint57t_post, checkpoint55c_post, checkpoint52e_pre, checkpoint57v_post, checkpoint57f_post, checkpoint52e_post, checkpoint51n_pre, checkpoint53d_post, checkpoint57a_post, checkpoint57h_pre, checkpoint52b_pre, checkpoint54b_post, checkpoint57h_post, checkpoint51l_pre, checkpoint52m_post, checkpoint57y_pre, checkpoint55g_post, checkpoint51q_post, checkpoint52b_post, checkpoint52c_post, checkpoint58o_post, checkpoint57c_post, checkpoint58p_post, checkpoint58q_post, checkpoint52f_pre, checkpoint55d_post, checkpoint58e_post, checkpoint54a_pre, checkpoint53c_post, checkpoint55d_pre, checkpoint57c_pre, checkpoint58r_post, checkpoint55j_post, checkpoint54a_post, checkpoint55h_post, checkpoint58n_post, checkpoint51r_post, checkpoint51i_post, checkpoint57e_post, checkpoint55b_post, checkpoint53a_post, checkpoint55f_post, checkpoint52d_post, checkpoint53g_post, checkpoint57p_post, checkpint57u_post, checkpoint57q_post, eckpoint57e_pre, checkpoint58k_post, checkpoint52a_pre, checkpoint52i_post, checkpoint52h_pre, checkpoint56a_post, checkpoint58l_post, checkpoint53f_post, checkpoint57h_done, checkpoint52j_post, checkpoint57j_post, checkpoint57f_pre, checkpoint58g_post, branch-netcdf, checkpoint52n_post, checkpoint53b_pre, checkpoint58h_post, checkpoint56c_post, checkpoint58j_post, checkpoint57a_pre, checkpoint55a_post, checkpoint57o_post, checkpoint51o_post, checkpoint57k_post, checkpoint53b_post, checkpoint52a_post, checkpoint57w_post, checkpoint58i_post, ecco_c52_e35, checkpoint57x_post, checkpoint58c_post, checkpoint51m_post, checkpoint53d_pre, checkpoint55e_post, checkpoint54c_post, checkpoint51p_post, checkpoint51u_post
Branch point for: branch-nonh, tg2-branch, netcdf-sm0, checkpoint51n_branch
Changes since 1.6: +2 -2 lines 
 o first check-in for the "branch-genmake2" merge
 o verification suite as run on shelley (gcc 3.2.2):

Wed Oct  8 23:42:29 EDT 2003
                T           S           U           V
G D M    c        m  s        m  s        m  s        m  s
E p a R  g  m  m  e  .  m  m  e  .  m  m  e  .  m  m  e  .
N n k u  2  i  a  a  d  i  a  a  d  i  a  a  d  i  a  a  d
2 d e n  d  n  x  n  .  n  x  n  .  n  x  n  .  n  x  n  .

OPTFILE=NONE

Y Y Y Y 13 16 16 16  0 16 16 16 16 16 16 16 16 13 12  0  0 pass  adjustment.128x64x1
Y Y Y Y 16 16 16 16  0 16 16 16 16 16 16  0  0 16 16  0  0 pass  adjustment.cs-32x32x1
Y Y Y Y 16 16 16 16  0 16 16 16 16 16 16 22  0 16 16 22  0 pass  adjust_nlfs.cs-32x32x1
Y Y Y Y -- 13 13 16 16 13 13 13 13 16 16 16 16 16 16 16 16 N/O   advect_cs
Y Y Y Y -- 22 16 16 16 16 16 16 13 16 16 16 16 16 16 16 16 N/O   advect_xy
Y Y Y Y -- 13 16 13 16 16 16 16 16 16 16 22 16 16 16 16 16 N/O   advect_xz
Y Y Y Y 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 pass  aim.5l_cs
Y Y Y Y 14 16 16 16 16 16 16 16 16 13 16 16 16 16 16 13 16 pass  aim.5l_Equatorial_Channel
Y Y Y Y 16 16 16 16 16 16 16 16 16 16 16 13 16 16 13 13 16 pass  aim.5l_LatLon
Y Y Y Y 13 16 16 16 16 16 16 16 16 16 13 12 13 13 16 13 16 pass  exp0
Y Y Y Y 14 16 16 16 16 16 16 16 22 16 16 16 13 16 16 22 16 pass  exp1
Y Y Y Y 13 13 16 13 16 16 16 16 16 13 13 16 16 13 13 13 13 pass  exp2
Y Y Y Y 16 16 16 16 16 16 16 16 22 16 16 16 16 16 16 16 16 pass  exp4
Y Y Y Y 16 16 16 16 16 16 16 16 16 16 16 22 16 16 16 22 16 pass  exp5
Y Y Y Y 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 pass  front_relax
Y Y Y Y 14 16 16 13 13 16 16 13 13 16 13 13 16 12 13 13 16 pass  global_ocean.90x40x15
Y Y Y Y 10 16 16 13 13 16 13 16 16 13 13 13 13 16 16 13 16 FAIL  global_ocean.cs32x15
Y Y Y Y  6 11 12 13 13 12 13 16 13  9  9  9  9 10  9  9 11 FAIL  global_ocean_pressure
Y Y Y Y 14 16 16 13 16 16 16 13 13 13 13 13 16 12 16 13 16 pass  global_with_exf
Y Y Y Y 14 16 16 16 16 16 16 16 16 11 13 22 13 16 16  9 16 pass  hs94.128x64x5
Y Y Y Y 13 16 16 16 16 16 16 16 16 11 16 16 16 13 16 22 13 pass  hs94.1x64x5
Y Y Y Y 14 16 16 16 16 16 16 16 16 13 16 13 13 16 16 22 13 pass  hs94.cs-32x32x5
Y Y Y Y 10 10 16 13 13 16 16 16 22 16 13 13 13 13 13 22 13 FAIL  ideal_2D_oce
Y Y Y Y  8 16 16 16 16 16 16 16 16 13 13  8 16 16 16 16 16 FAIL  internal_wave
Y Y Y Y 14 16 16 16 16 16 16 16 16 13 13 22 13 13 13 22 16 pass  inverted_barometer
Y Y Y Y 12 16 16 16 16 16 16 16 16 16 13 12 13 13 13 13 13 FAIL  lab_sea
Y Y Y Y 11 16 16 16 16 16 16 16 13 13 13 12 13 16 13 12 13 FAIL  natl_box
Y Y Y Y 16 16 16 16 16 16 16 16 22 16 16 16 16 16 16 16 16 pass  plume_on_slope
Y Y Y Y 13 16 16 16 16 13 16 16 16 16 16 16 16 13 16 16 16 pass  solid-body.cs-32x32x1
1 C $Header: /u/u3/gcmpack/MITgcm/pkg/mom_fluxform/mom_u_coriolis.F,v 1.6.8.1 2003/10/02 18:30:08 adcroft Exp $
2 C $Name: $
3
4 #include "MOM_FLUXFORM_OPTIONS.h"
5
6 CBOP
7 C !ROUTINE: MOM_U_CORIOLIS
8
9 C !INTERFACE: ==========================================================
10 SUBROUTINE MOM_U_CORIOLIS(
11 I bi,bj,k,vFld,
12 U uCoriolisTerm,
13 I myThid)
14
15 C !DESCRIPTION:
16 C Calculates the horizontal Coriolis term in the zonal equation:
17 C \begin{equation*}
18 C \overline{f}^i \overline{v}^{ij}
19 C \end{equation*}
20
21 C !USES: ===============================================================
22 IMPLICIT NONE
23 #include "SIZE.h"
24 #include "DYNVARS.h"
25 #include "EEPARAMS.h"
26 #include "PARAMS.h"
27 #include "GRID.h"
28 #include "SURFACE.h"
29
30 C !INPUT PARAMETERS: ===================================================
31 C bi,bj :: tile indices
32 C k :: vertical level
33 C vFld :: meridional flow
34 C myThid :: thread number
35 INTEGER bi,bj,K
36 _RL vFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
37 INTEGER myThid
38
39 C !OUTPUT PARAMETERS: ==================================================
40 C uCoriolisTerm :: Coriolis term
41 _RL uCoriolisTerm(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
42
43 C !LOCAL VARIABLES: ====================================================
44 C i,j :: loop indices
45 INTEGER I,J
46 _RL one
47 PARAMETER(one=1.d0)
48 CEOP
49
50 IF (useEnergyConservingCoriolis) THEN
51 C Energy conserving discretization
52 DO j=1-Oly,sNy+Oly-1
53 DO i=1-Olx+1,sNx+Olx
54 uCoriolisTerm(i,j) =
55 & 0.5*( _fCori( i ,j,bi,bj)
56 & *0.5*( vFld( i ,j)+vFld( i ,j+1) )
57 & + _fCori(i-1,j,bi,bj)
58 & *0.5*( vFld(i-1,j)+vFld(i-1,j+1) ) )
59 ENDDO
60 ENDDO
61 ELSE
62 C Original discretization
63 DO j=1-Oly,sNy+Oly-1
64 DO i=1-Olx+1,sNx+Olx
65 uCoriolisTerm(i,j) =
66 & 0.5*( _fCori( i ,j,bi,bj) +
67 & _fCori(i-1,j,bi,bj) )
68 & *0.25*(
69 & vFld( i ,j)+vFld( i ,j+1)
70 & +vFld(i-1,j)+vFld(i-1,j+1)
71 & )
72 ENDDO
73 ENDDO
74 ENDIF
75
76 IF (useJamartWetPoints) THEN
77 C Scale term so that only "wet" points are used
78 C Due to: Jamart and Ozer, 1986, JGR 91 (C9), 10,621-10,631
79 C "Numerical Boundary Layers and Spurious Residual Flows"
80 DO j=1-Oly,sNy+Oly-1
81 DO i=1-Olx+1,sNx+Olx
82 uCoriolisTerm(i,j) = uCoriolisTerm(i,j)
83 & *4.d0/max(one, maskS( i , j ,k,bi,bj)+maskS( i ,j+1,k,bi,bj)
84 & +maskS(i-1, j ,k,bi,bj)+maskS(i-1,j+1,k,bi,bj) )
85 ENDDO
86 ENDDO
87 ENDIF
88
89 RETURN
90 END
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