source: LMDZ6/trunk/libf/phylmd/ecrad/ifsrrtm/surrtab.F90 @ 4824

Last change on this file since 4824 was 4773, checked in by idelkadi, 12 months ago
  • Update of Ecrad in LMDZ The same organization of the Ecrad offline version is retained in order to facilitate the updating of Ecrad in LMDZ and the comparison between online and offline results. version 1.6.1 of Ecrad (https://github.com/lguez/ecrad.git)
  • Implementation of the double call of Ecrad in LMDZ


File size: 885 bytes
Line 
1SUBROUTINE SURRTAB
2
3!     -----------------------------------------------------------------
4!        * E.C.M.W.F. PHYSICS PACKAGE ** AER'S RRTM LW RADIATION **
5
6!     J.-J. MORCRETTE       E.C.M.W.F.      98/07/14
7
8!     -----------------------------------------------------------------
9
10USE PARKIND1  ,ONLY : JPIM     ,JPRB
11USE YOMHOOK   ,ONLY : LHOOK, DR_HOOK, JPHOOK
12
13USE YOERRTAB , ONLY : TRANS, BPADE
14
15IMPLICIT NONE
16
17INTEGER(KIND=JPIM) :: ITR
18
19REAL(KIND=JPRB) :: ZTAU, ZTFN
20REAL(KIND=JPHOOK) :: ZHOOK_HANDLE
21
22IF (LHOOK) CALL DR_HOOK('SURRTAB',0,ZHOOK_HANDLE)
23BPADE=1.0_JPRB/0.278_JPRB
24TRANS(0)   =1.0_JPRB
25TRANS(5000)=0.0_JPRB
26DO ITR=1,4999
27  ZTFN=REAL(ITR)/5000._JPRB
28  ZTAU=BPADE*ZTFN/(1.0_JPRB-ZTFN)
29  TRANS(ITR)=EXP(-ZTAU)
30ENDDO
31
32!     -----------------------------------------------------------------
33
34IF (LHOOK) CALL DR_HOOK('SURRTAB',1,ZHOOK_HANDLE)
35END SUBROUTINE SURRTAB
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