source: LMDZ.3.3/branches/rel-LF/libf/phylmd/FCTTRE.inc @ 180

Last change on this file since 180 was 97, checked in by (none), 24 years ago

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1!      ------------------------------------------------------------------
2!      This COMDECK includes the Thermodynamical functions for the cy39
3!       ECMWF Physics package.
4!       Consistent with YOMCST Basic physics constants, assuming the
5!       partial pressure of water vapour is given by a first order
6!       Taylor expansion of Qs(T) w.r.t. to Temperature, using constants
7!       in YOETHF
8!     ------------------------------------------------------------------
9      REAL PTARG, PDELARG, P5ARG, PQSARG, PCOARG
10      REAL FOEEW, FOEDE, qsats, qsatl, dqsats, dqsatl
11      LOGICAL thermcep
12      PARAMETER (thermcep=.TRUE.)
13!
14      FOEEW ( PTARG,PDELARG ) = EXP ( &
15     &          (R3LES*(1.-PDELARG)+R3IES*PDELARG) * (PTARG-RTT) &
16     & / (PTARG-(R4LES*(1.-PDELARG)+R4IES*PDELARG)) )
17!
18      FOEDE ( PTARG,PDELARG,P5ARG,PQSARG,PCOARG ) = PQSARG*PCOARG*P5ARG &
19     & / (PTARG-(R4LES*(1.-PDELARG)+R4IES*PDELARG))**2
20!
21      qsats(ptarg) = 100.0 * 0.622 * 10.0 &
22     &           ** (2.07023 - 0.00320991 * ptarg &
23     &           - 2484.896 / ptarg + 3.56654 * LOG10(ptarg))
24      qsatl(ptarg) = 100.0 * 0.622 * 10.0 &
25     &           ** (23.8319 - 2948.964 / ptarg &
26     &           - 5.028 * LOG10(ptarg) &
27     &           - 29810.16 * EXP( - 0.0699382 * ptarg) &
28     &           + 25.21935 * EXP( - 2999.924 / ptarg))
29!
30      dqsats(ptarg,pqsarg) = RLVTT/RCPD*pqsarg * (3.56654/ptarg &
31     &                     +2484.896*LOG(10.)/ptarg**2 &
32     &                     -0.00320991*LOG(10.))
33      dqsatl(ptarg,pqsarg) = RLVTT/RCPD*pqsarg*LOG(10.)* &
34     &                (2948.964/ptarg**2-5.028/LOG(10.)/ptarg &
35     &                +25.21935*2999.924/ptarg**2*EXP(-2999.924/ptarg) &
36     &                +29810.16*0.0699382*EXP(-0.0699382*ptarg))
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