8 |
C !ROUTINE: SWFRAC |
C !ROUTINE: SWFRAC |
9 |
C !INTERFACE: |
C !INTERFACE: |
10 |
SUBROUTINE SWFRAC( |
SUBROUTINE SWFRAC( |
11 |
I imax, fact, |
I imax, fact, |
12 |
I mytime, mythid, |
U swdk, |
13 |
U swdk ) |
I myTime, myIter, myThid ) |
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C !DESCRIPTION: \bv |
C !DESCRIPTION: \bv |
15 |
C *==========================================================* |
C *==========================================================* |
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C | SUBROUTINE SWFRAC |
C | SUBROUTINE SWFRAC |
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C | o Compute solar short-wave flux penetration. |
C | o Compute solar short-wave flux penetration. |
18 |
C *==========================================================* |
C *==========================================================* |
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C | Compute fraction of solar short-wave flux penetrating to |
C | Compute fraction of solar short-wave flux penetrating to |
20 |
C | specified depth, swdk, due to exponential decay in |
C | specified depth, swdk, due to exponential decay in |
21 |
C | Jerlov water type jwtype. |
C | Jerlov water type jwtype. |
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C | Reference : Two band solar absorption model of Paulson |
C | Reference : Two band solar absorption model of Paulson |
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C | and Simpson (1977, JPO, 7, 952-956) |
C | and Simpson (1977, JPO, 7, 952-956) |
24 |
C | Notes |
C | Notes |
25 |
C | ===== |
C | ===== |
26 |
C | Parameter jwtype is hardcoded to 3 for time being. |
C | Parameter jwtype is hardcoded to 3 for time being. |
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C | Below 200m the solar penetration gets set to zero, |
C | Below 200m the solar penetration gets set to zero, |
28 |
C | otherwise the limit for the exponent (+/- 5678) needs to |
C | otherwise the limit for the exponent (+/- 5678) needs to |
29 |
C | be taken care of. |
C | be taken care of. |
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C | Written by : Jan Morzel |
C | Written by : Jan Morzel |
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C | Date : July 12, 1995 |
C | Date : July 12, 1995 |
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C *==========================================================* |
C *==========================================================* |
33 |
C \ev |
C \ev |
34 |
|
|
40 |
C input arguments |
C input arguments |
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C imax :: number of vertical grid points |
C imax :: number of vertical grid points |
42 |
C fact :: scale factor to apply to depth array |
C fact :: scale factor to apply to depth array |
43 |
C myTime :: current time in simulation |
C myTime :: Current time in simulation |
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C myThid :: thread number for this instance of the routine. |
C myIter :: Current iteration number in simulation |
45 |
|
C myThid :: My Thread Id. number |
46 |
INTEGER imax |
INTEGER imax |
47 |
_RL fact |
_RL fact |
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_RL mytime |
_RL myTime |
49 |
integer mythid |
INTEGER myIter |
50 |
|
INTEGER myThid |
51 |
C input/output arguments |
C input/output arguments |
52 |
C swdk :: on input: vertical depth for desired sw fraction |
C swdk :: on input: vertical depth for desired sw fraction |
53 |
C (fact*swdk) is negative distance (m) from surface |
C (fact*swdk) is negative distance (m) from surface |
56 |
|
|
57 |
C !LOCAL VARIABLES: |
C !LOCAL VARIABLES: |
58 |
C === Local variables === |
C === Local variables === |
59 |
C max number of different water types |
C max number of different water types |
60 |
integer nwtype , jwtype |
INTEGER nwtype , jwtype |
61 |
PARAMETER(nwtype=5) |
PARAMETER(nwtype=5) |
62 |
_RL facz |
_RL facz |
63 |
_RL rfac(nwtype),a1(nwtype),a2(nwtype) |
_RL rfac(nwtype),a1(nwtype),a2(nwtype) |
64 |
INTEGER i |
INTEGER i |
65 |
#ifdef ALLOW_CALENDAR |
#ifdef ALLOW_CAL |
66 |
_RL fac |
c _RL fac |
67 |
logical first, changed |
c LOGICAL first, changed |
68 |
integer count0, count1 |
c INTEGER count0, count1 |
69 |
integer myiter |
c INTEGER jerl(12) |
70 |
integer jerl(12) |
c DATA jerl / 2 , 2 , 2 , 3 , 3 , 3 , 4 , 4 , 4 , 4 , 3 , 2 / |
71 |
data jerl / 2 , 2 , 2 , 3 , 3 , 3 , 4 , 4 , 4 , 4 , 3 , 2 / |
#endif /* ALLOW_CAL */ |
|
#endif /* ALLOW_CALENDAR */ |
|
72 |
C |
C |
73 |
C Jerlov water type : I IA IB II III |
C Jerlov water type : I IA IB II III |
74 |
C jwtype 1 2 3 4 5 |
C jwtype 1 2 3 4 5 |
78 |
DATA a2 / 23.0 , 20.0 , 17.0 , 14.0 , 7.9 / |
DATA a2 / 23.0 , 20.0 , 17.0 , 14.0 , 7.9 / |
79 |
CEOP |
CEOP |
80 |
|
|
81 |
#ifdef ALLOW_CALENDAR |
#ifdef ALLOW_CAL |
82 |
ceh3 this should have an IF ( useCALENDAR ) THEN |
ceh3 this should have an IF ( useCALENDAR ) THEN |
83 |
myiter=0 |
CML( |
84 |
call cal_GetMonthsRec( |
C myIter = 0 makes cal_getMonthsRec always return count0=12 |
85 |
O fac, first, changed, count0, count1, |
C so that jerl(count0) = 2. |
86 |
I mytime, myiter, mythid ) |
C The following lines are meant to be an example of how to |
87 |
jwtype=jerl(count0) |
C include time dependent water types. However, it would probably |
88 |
#else /* ALLOW_CALENDAR undef */ |
C make more sense to first think about a regionally varying |
89 |
|
C water type before implementing a time dependence. |
90 |
|
CML CALL cal_GetMonthsRec( |
91 |
|
CML O fac, first, changed, count0, count1, |
92 |
|
CML I myTime, myIter, myThid ) |
93 |
|
CML jwtype=jerl(count0) |
94 |
|
CML) |
95 |
jwtype=2 |
jwtype=2 |
96 |
#endif /* ALLOW_CALENDAR */ |
#else /* ALLOW_CAL undef */ |
97 |
|
jwtype=2 |
98 |
|
#endif /* ALLOW_CAL */ |
99 |
|
|
100 |
DO i = 1,imax |
DO i = 1,imax |
101 |
facz = fact*swdk(i) |
facz = fact*swdk(i) |