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!MNH_LIC Copyright 1994-2014 CNRS, Meteo-France and Universite Paul Sabatier
!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
!MNH_LIC for details. version 1.
MODULE MODE_INI_TURB
IMPLICIT NONE
CONTAINS
! ####################
SUBROUTINE INI_TURB(HPROGRAM)
! ####################
!
!!**** *INI_TURB* - routine to initialize the turbulence scheme
!! constants.
!!
!! PURPOSE
!! -------
! The purpose of this routine is to initialize the turbulence
! scheme constants that are stored in module MODD_CTURB and MODD_TURBN
!
!! METHOD
!! ------
!! The constants are set to their numerical values
!!
!! EXTERNAL
!! --------
!! NONE
!!
!! IMPLICIT ARGUMENTS
!! ------------------
!! Module MODD_CTURB
!!
!! REFERENCE
!! ---------
!! Book 2 of Meso-NH documentation (module INI_CTURB)
!! Book 1 of Meso-NH documentation (Chapter Turbulence)
!!
!! AUTHOR
!! ------
!! Joan Cuxart * INM and Meteo-France *
!!
!! MODIFICATIONS
!! -------------
!! Original 08/08/94
!! J.Cuxart 15/06/95 document more precisely the Shuman cts
!! P.Jabouille 20/10/99 XCET=0.4
!! V.Masson 13/11/02 XALPSBL and XASBL
!! 05/06 Remove KEPS
!! Q.Rodier 01/19 Remove XASBL (not used)
!! --------------------------------------------------------------------------
!
!* 0. DECLARATIONS
! ------------
!
USE MODD_CST
USE MODD_TURB_n, ONLY : XCTP, XCED, XCSHF, XCHF, XCTV, XCHV, XCHT1, XCHT2, XCPR1, CTURBLEN
USE MODD_NEB_n, ONLY: LSTATNW
USE MODD_CTURB ! For true constants (not tunable)
USE MODD_PARAMETERS, ONLY : XUNDEF
USE PARKIND1, ONLY : JPRB
USE YOMHOOK , ONLY : LHOOK, DR_HOOK
!
IMPLICIT NONE
!
CHARACTER(LEN=6), INTENT(IN) :: HPROGRAM
REAL(KIND=JPRB) :: ZHOOK_HANDLE
!
IF (LHOOK) CALL DR_HOOK('INI_TURB',0,ZHOOK_HANDLE)
! ---------------------------------------------------------------------------
!
! 1. SETTING THE NUMERICAL VALUES
! ----------------------------
!
! 1.1 Constant for dissipation of Tke
!
!
IF(XCED == XUNDEF) THEN
! Redelsperger-Sommeria (1981) = 0.70
! Schmidt-Schumann (1989) = 0.845
! Cheng-Canuto-Howard (2002) = 0.845
! Rodier, Masson, Couvreux, Paci (2017) = 0.34
IF(CTURBLEN=='RM17' .OR. CTURBLEN=='ADAP') THEN
XCED=0.34
ELSE
IF(HPROGRAM=='AROME') THEN
XCED=0.85
ELSE
XCED=0.84
END IF
ENDIF
ENDIF
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!
!
! 1.2 Constant for wind pressure-correlations
!
!XCEP = 4.
XCEP = 2.11
! Redelsperger-Sommeria (1981) = 4.
! Schmidt-Schumann (1989) = 3.5
! Cheng-Canuto-Howard (2002) = 2.11
!
!
! 1.3 Constant a0 for wind pressure-correlations
!
XA0 = 0.6
! Redelsperger-Sommeria (1981) = 0.6
! Schmidt-Schumann (1989) = 0.55
! Cheng-Canuto-Howard (2002) = 0.6
!
!
! 1.4 Constant a2 for wind pressure-correlations
!
XA2 = 1.
! Redelsperger-Sommeria (1981) = 1.
! Schmidt-Schumann (1989) = 1.
! Cheng-Canuto-Howard (2002) = 0.57
!
!
! 1.5 Constant a3 for wind pressure-correlations
!
XA3 = 0.
! Redelsperger-Sommeria (1981) = 0.
! Schmidt-Schumann (1989) = 0.45
! Cheng-Canuto-Howard (2002) = 0.5
!
!
! 1.6 Constant for dissipation of th'2, r'2, th'r'
!
XCTD = 1.2
! Redelsperger-Sommeria (1981) = 1.2
! Schmidt-Schumann (1989) = 1.01
! Cheng-Canuto-Howard (2002) = 0.98
!
!
! 1.7 Constant for temperature and vapor pressure-correlations
!
IF(XCTP == XUNDEF) THEN
IF (LSTATNW) THEN
!wc in STATNW consistent use of Redelsperger-Sommeria for (co)variances
XCTP = 4.0
ELSE
XCTP = 4.65
ENDIF
ENDIF
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! Redelsperger-Sommeria (1981) = 4.
! Schmidt-Schumann (1989) = 3.25
! Cheng-Canuto-Howard (2002) = 4.65
!
!
! 1.8 Constant a5 for temperature pressure-correlations
!
XA5 = 1./3.
! Redelsperger-Sommeria (1981) = 1./3.
! Schmidt-Schumann (1989) = 0.
! Cheng-Canuto-Howard (2002) = 1./3.
!
!
! 1.9 Values in the evolution equation of the TKE
!
XCET = 0.40
!
! Redelsperger-Sommeria (1981) = 0.20
! Schmidt-Schumann (1989) = 0.33
! Krettenauer-Schumann (1992) = 0.33
! Bougeault and Lacarrere(1989)= 0.40
!
!
! 1.10 Value related to the TKE universal function within SBL
!
XALPSBL = 4.63
! Redelsperger et al 2001 = 4.63
! Wyngaard et al. 1974 = 3.75
! Stull 1988 = 4.75
!
!
! 1.11 Value related to the shear term in mixing length computation
!
XRM17 = 0.5 ! Rodier et al 2017
!
!
! 2. Derivated constants
! -------------------
!
! 2.1 Constant in fluxes equations
!
XCMFS= 2./3./XCEP*(1.-XA0) !Constant for the momentum flux due to shear (RS)
!
! Redelsperger-Sommeria (1981) ......... 0.066
! Schmidt-Schumann (1989) ......... 0.086
!
!
XCSHF= 2./3./XCTP !Constant for the sensible heat flux(RS)
!
! Redelsperger-Sommeria (1981) ......... 0.167
! Schmidt-Schumann (1989) ......... 0.204
!
!
XCHF= XCSHF !Constant for the humidity flux(RS)
!
! 2.2 Constant in variances and covariances equations
!
XCTV= 2./3./XCTP/XCTD !Constant for the temperature variance(RS)
!
! Redelsperger-Sommeria (1981) ......... 0.139
! Schmidt-Schumann (1989) ......... 0.202
!
XCHV= XCTV !Constant for the humidity variance(RS)
!
! Redelsperger-Sommeria (1981) ......... 0.139
!
!
XCHT1= XCTV/2. !Constants for the temperature-humidity correlation(RS)
XCHT2= XCTV/2.
!
! 2.3 Constant in Prandtl numbers
!
XCPR1= XCTV !Constants for the turbulent Prandtl and Schmidt numbers
XCPR2= XCHT1
XCPR3= XCPR2 ! used only for the Schmidt number for scalar variables
XCPR4= XCPR2
XCPR5= XCPR2
!
! 3. MINIMUM VALUES
! --------------
!
XLINF=1.E-10! to prevent division by zero
!
!
! 4. MAXIMUM VALUES
! --------------
!
XPHI_LIM = 3.
!
!
! 5. Constants in K-eps scheme
! -------------------------
!
! 1.3 Values in the evolution equation of the dissipation of TKE
XCDP = 1.46
! Duynkerke (1988) = 1.46
!
XCDD = 1.83
! Duynkerke (1988) = 1.83
!
XCDT = 0.42
! Duynkerke (1988) = 1./(2.38)
!
!
! 6. Constants in RMC01
! ------------------
!
XSBL_O_BL = 0.05 ! SBL height / BL height ratio
XFTOP_O_FSURF = 0.05 ! Fraction of surface (heat or momentum) flux used to define top of BL
!
!
IF (LHOOK) CALL DR_HOOK('INI_TURB',1,ZHOOK_HANDLE)
END SUBROUTINE INI_TURB
END MODULE MODE_INI_TURB