/[MITgcm]/MITgcm/pkg/ggl90/ggl90_readparms.F
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Contents of /MITgcm/pkg/ggl90/ggl90_readparms.F

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Revision 1.3 - (show annotations) (download)
Tue Jun 6 16:18:18 2006 UTC (17 years, 11 months ago) by mlosch
Branch: MAIN
Changes since 1.2: +6 -3 lines
 add additional parameter following David's suggestion, interestingly
 ggl90 seems to be quite insensitive to any change in parameters ...

1 C $Header: /u/gcmpack/MITgcm/pkg/ggl90/ggl90_readparms.F,v 1.2 2004/09/27 08:02:04 mlosch Exp $
2 C $Name: $
3 #include "GGL90_OPTIONS.h"
4
5 SUBROUTINE GGL90_READPARMS( myThid )
6 C /==========================================================\
7 C | SUBROUTINE GGL90_READPARMS |
8 C | o Routine to read in file data.ggl90 |
9 C \==========================================================/
10 IMPLICIT NONE
11
12 C === Global variables ===
13 #include "SIZE.h"
14 #include "EEPARAMS.h"
15 #include "PARAMS.h"
16 #include "GRID.h"
17 #include "GGL90.h"
18
19 C === Routine arguments ===
20 C myThid - Number of this instance of GGL90_READPARMS
21 INTEGER myThid
22
23 #ifdef ALLOW_GGL90
24
25 C === Local variables ===
26 C msgBuf - Informational/error meesage buffer
27 C errIO - IO error flag
28 C iUnit - Work variable for IO unit number
29
30 CHARACTER*(MAX_LEN_MBUF) msgBuf
31 INTEGER errIO, iUnit
32
33 C-- GGL90 vertical mixing parameters
34 NAMELIST /GGL90_PARM01/
35 & GGL90dumpFreq, GGL90taveFreq,
36 & GGL90diffTKEh,
37 & GGL90mixingMaps, GGL90writeState,
38 & GGL90ck, GGL90ceps, GGL90alpha, GGL90m2,
39 & GGL90TKEmin, GGL90TKEsurfMin, GGL90TKEbottom,
40 & GGL90mixingLengthMin, GGL90viscMax, GGL90diffMax,
41 & GGL90TKEFile
42 _BEGIN_MASTER(myThid)
43
44 WRITE(msgBuf,'(A)') ' GGL90_READPARMS: opening data.ggl90'
45 CALL PRINT_MESSAGE( msgBuf, standardMessageUnit,
46 & SQUEEZE_RIGHT , 1)
47
48
49 CALL OPEN_COPY_DATA_FILE(
50 I 'data.ggl90', 'GGL90_READPARMS',
51 O iUnit,
52 I myThid )
53
54 C-- set default TKE vertical mixing parameters
55 GGL90dumpFreq = dumpFreq
56 GGL90taveFreq = taveFreq
57 GGL90mixingMaps = .FALSE.
58 GGL90writeState = .FALSE.
59 GGL90ck = 0.1 _d 0
60 GGL90ceps = 0.7 _d 0
61 GGL90alpha = 1.0 _d 0
62 C Blanke and Delecluse (1993, JPO) use
63 GGL90m2 = 3.75 _d 0
64 GGL90TKEmin = 1.0 _d -11
65 C Blanke and Delecluse (1993, JPO) use
66 GGL90TKEsurfMin = 1.0 _d -04
67 GGL90TKEbottom = UNSET_RL
68 GGL90viscMax = 1.0 _d 0
69 GGL90diffMax = 1.0 _d 1
70 GGL90diffTKEh = 0.0 _d 0
71 GGL90mixingLengthMin = 1.0 _d -08
72 GGL90TKEFile = ' '
73
74 C-----------------------------------------------------------------------
75 C define some non-dimensional constants and
76 C the vertical mixing coefficients in m-k-s units
77 C-----------------------------------------------------------------------
78
79 C-- Read settings from model parameter file "data.ggl90".
80 READ(UNIT=iUnit,NML=GGL90_PARM01,IOSTAT=errIO)
81 IF ( errIO .LT. 0 ) THEN
82 WRITE(msgBuf,'(A)')
83 & 'S/R INI_PARMS'
84 CALL PRINT_ERROR( msgBuf , 1)
85 WRITE(msgBuf,'(A)')
86 & 'Error reading numerical model '
87 CALL PRINT_ERROR( msgBuf , 1)
88 WRITE(msgBuf,'(A)')
89 & 'parameter file "data.ggl90"'
90 CALL PRINT_ERROR( msgBuf , 1)
91 WRITE(msgBuf,'(A)')
92 & 'Problem in namelist GGL90_PARM01'
93 CALL PRINT_ERROR( msgBuf , 1)
94 C CALL MODELDATA_EXAMPLE( myThid )
95 STOP 'ABNORMAL END: S/R GGL90_READPARMS'
96 ENDIF
97
98 CLOSE(iUnit)
99
100 WRITE(msgBuf,'(A)')
101 & ' GGL90_READPARMS: finished reading data.ggl90'
102 CALL PRINT_MESSAGE( msgBuf, standardMessageUnit,
103 & SQUEEZE_RIGHT , 1)
104
105 _END_MASTER(myThid)
106
107 C-- Everyone else must wait for the parameters to be loaded
108 _BARRIER
109
110 C Now set-up any remaining parameters that result from the input parameters
111 IF ( GGL90TKEbottom .EQ. UNSET_RL ) THEN
112 GGL90TKEbottom = GGL90TKEmin
113 ENDIF
114 IF ( GGL90TKEmin .LE. 0. ) THEN
115 WRITE(msgBuf,'(A)')
116 & 'GGL90TKEmin must be greater than zero'
117 CALL PRINT_ERROR( msgBuf , 1)
118 STOP 'ABNORMAL END: S/R GGL90_READPARMS'
119 ENDIF
120 IF ( GGL90TKEbottom .LT. 0. ) THEN
121 WRITE(msgBuf,'(A)')
122 & 'GGL90TKEbottom must not be less than zero'
123 CALL PRINT_ERROR( msgBuf , 1)
124 STOP 'ABNORMAL END: S/R GGL90_READPARMS'
125 ENDIF
126 IF ( GGL90mixingLengthMin .LE. 0. ) THEN
127 WRITE(msgBuf,'(A)')
128 & 'GGL90mixingLengthMin must be greater than zero'
129 CALL PRINT_ERROR( msgBuf , 1)
130 STOP 'ABNORMAL END: S/R GGL90_READPARMS'
131 ENDIF
132 IF ( GGL90viscMax .LE. 0. ) THEN
133 WRITE(msgBuf,'(A)') 'GGL90viscMax must be greater than zero'
134 CALL PRINT_ERROR( msgBuf , 1)
135 STOP 'ABNORMAL END: S/R GGL90_READPARMS'
136 ENDIF
137 IF ( GGL90diffMax .LE. 0. ) THEN
138 WRITE(msgBuf,'(A)') 'GGL90diffMax must be greater than zero'
139 CALL PRINT_ERROR( msgBuf , 1)
140 STOP 'ABNORMAL END: S/R GGL90_READPARMS'
141 ENDIF
142
143 #endif /* ALLOW_GGL90 */
144
145 return
146 end

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