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!ORILAM_LIC Copyright 2006-2022 CNRS, Meteo-France and Universite Paul Sabatier
!ORILAM_LIC This is part of the ORILAM software governed by the CeCILL-C licence
!ORILAM_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
!ORILAM_LIC for details.
!-----------------------------------------------------------------
!! ##############################
MODULE MODI_SEDIM_SALT
!! ##############################
!!
INTERFACE
!
SUBROUTINE SEDIM_SALT( &
PTHT & !I [K] theta
,PDTMONITOR & !I Time step
,PRHODREF & !I [kg/m3] air density
,PPABST & !I [Pa] pressure
,PZZ & !I [m] height of layers
,PSVT & !IO [scalar variable, ppv] sea salt concentration
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)
IMPLICIT NONE
REAL, INTENT(IN) :: PDTMONITOR
REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVT !scalar variable
REAL, DIMENSION(:,:,:), INTENT(IN) :: PTHT,PRHODREF, PZZ
REAL, DIMENSION(:,:,:), INTENT(IN) :: PPABST
END SUBROUTINE SEDIM_SALT
!!
END INTERFACE
!!
END MODULE MODI_SEDIM_SALT
!!
!! #######################################
SUBROUTINE SEDIM_SALT(PTHT,PDTMONITOR,&
PRHODREF,PPABST,PZZ,PSVT)
!! #######################################
!!
!! PURPOSE
!! -------
!!
!! REFERENCE
!! ---------
!! none
!!
!! AUTHOR
!! ------
!! Pierre TULET (GMEI)
!!
!! MODIFICATIONS
!! -------------
!! Original
!!

WAUTELET Philippe
committed
! P. Wautelet 26/04/2019: replace non-standard FLOAT function by REAL function
!
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! Entry variables:
!
! PSVTS(INOUT) -Array of moments included in PSVTS
!
!*************************************************************
! Exit variables:
!
!*************************************************************
! Variables used during the deposition velocity calculation
!
! ZVGK -Polydisperse settling velocity of the kth moment (m/s)
!************************************************************
!!
!! IMPLICIT ARGUMENTS
!
USE MODD_SALT
USE MODD_CSTS_SALT
USE MODI_SALT_VELGRAV
USE MODE_SALT_PSD
!
!
IMPLICIT NONE
!
!* 0.1 declarations of arguments
!
REAL, INTENT(IN) :: PDTMONITOR
REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVT !scalar variable
REAL, DIMENSION(:,:,:), INTENT(IN) :: PTHT,PRHODREF, PZZ
REAL, DIMENSION(:,:,:), INTENT(IN) :: PPABST
!
!* 0.2 declarations of local variables
!
INTEGER :: JK, JN, JT
INTEGER :: IMODEIDX
INTEGER :: ISPLITA
REAL :: ZTSPLITR
REAL, DIMENSION(NMODE_SLT*3) :: ZPMIN
REAL, DIMENSION(NMODE_SLT) :: ZINIRADIUS
REAL :: ZRGMIN, ZSIGMIN
REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3),NMODE_SLT) :: ZRG, ZSIG,ZDPG
REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3),3*NMODE_SLT) :: ZPM, ZPMOLD

RODIER Quentin
committed
REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3)+1,3*NMODE_SLT) :: ZFLUXSED
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REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3)) :: ZH,ZMU, ZW, ZVSNUMMAX
REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3),3*NMODE_SLT) :: ZVGK, ZDPK
REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3),NMODE_SLT) :: ZVG
REAL :: ZVSMAX, ZHMIN, ZRHOI, ZFAC
INTEGER :: ILU ! indice K End in z direction
INTEGER,DIMENSION(NMODE_SLT) :: NM0, NM3, NM6
REAL :: ZDEN2MOL, ZAVOGADRO, ZMD, ZMI
LOGICAL, SAVE :: LSEDFIX = .TRUE.
!
!* 0.3 initialize constant
!
ZRHOI = XDENSITY_SALT
ZMU(:,:,:) = 0.
ZH(:,:,:) = 0.
ZVGK(:,:,:,:) = 0.
ZVG(:,:,:,:) = 0.
ZDPK(:,:,:,:) = 0.
ZW(:,:,:) = 0.
ZFLUXSED(:,:,:,:) = 0.
ILU = SIZE(PSVT,3)
ZFAC = (4./3.)*XPI*ZRHOI*1.e-9
ZAVOGADRO = 6.0221367E+23
ZMD = 28.9644E-3
ZDEN2MOL = 1E-6 * ZAVOGADRO / ZMD
ZMI = XMOLARWEIGHT_SALT ! molecular mass in kg/mol
!
!* 1. compute dimensions of arrays
!
DO JN=1,NMODE_SLT
IMODEIDX = JPSALTORDER(JN)
!Calculations here are for one mode only
IF (CRGUNITS=="MASS") THEN
ZINIRADIUS(JN) = XINIRADIUS_SLT(IMODEIDX) * EXP(-3.*(LOG(XINISIG_SLT(IMODEIDX)))**2)
ELSE
ZINIRADIUS(JN) = XINIRADIUS_SLT(IMODEIDX)
END IF
!Set counter for number, M3 and M6
NM0(JN) = 1+(JN-1)*3
NM3(JN) = 2+(JN-1)*3
NM6(JN) = 3+(JN-1)*3
!Get minimum values possible
ZPMIN(NM0(JN)) = XN0MIN_SLT(IMODEIDX)
ZRGMIN = ZINIRADIUS(JN)
IF (LVARSIG_SLT) THEN
ZSIGMIN = XSIGMIN_SLT
ELSE
ZSIGMIN = XINISIG_SLT(IMODEIDX)
ENDIF
ZPMIN(NM3(JN)) = XN0MIN_SLT(IMODEIDX) * (ZRGMIN**3)*EXP(4.5 * LOG(ZSIGMIN)**2)
ZPMIN(NM6(JN)) = XN0MIN_SLT(IMODEIDX) * (ZRGMIN**6)*EXP(18. * LOG(ZSIGMIN)**2)
END DO
!
!* 2. compute SIG, RG and moments
!
CALL PPP2SALT(PSVT, PRHODREF, PSIG3D=ZSIG, PRG3D=ZRG, PM3D=ZPM)
ZPMOLD(:,:,:,:)=ZPM(:,:,:,:)
!
!* 3. compute gravitational velocities
!
CALL SALT_VELGRAV(ZSIG(:,:,1:ILU,:), ZRG(:,:,1:ILU,:), &
PTHT(:,:,1:ILU), PPABST(:,:,1:ILU),&
PRHODREF(:,:,1:ILU), ZRHOI, &
ZMU(:,:,1:ILU), ZVGK(:,:,1:ILU,:), &
ZDPK(:,:,1:ILU,:),ZVG(:,:,1:ILU,:),ZDPG(:,:,1:ILU,:))
!
!* 4. Compute time-splitting condition
!
ZH=9999.
ZVSNUMMAX(:,:,:) = 0.

RODIER Quentin
committed
ZFLUXSED(:,:,:,:) = 0.
DO JK=1,ILU
ZH(:,:,JK)=PZZ(:,:,JK+1)-PZZ(:,:,JK)
! Maximum velocity

RODIER Quentin
committed
ZVSNUMMAX(:,:,JK) = ZH(:,:,JK) / PDTMONITOR
ENDDO
!
ZHMIN=MINVAL(ZH(:,:,1:ILU))
!Get loss rate [1/s] instead of [m/s]

RODIER Quentin
committed
DO JN=1,NMODE_SLT
ZVSMAX=MAXVAL(ZVGK(:,:,1:ILU,NM3(JN)))
ISPLITA = INT(ZVSMAX*PDTMONITOR/ZHMIN)+1

WAUTELET Philippe
committed
ZTSPLITR = PDTMONITOR / REAL(ISPLITA)

RODIER Quentin
committed
ZFLUXSED(:,:,ILU+1,NM3(JN)) = 0.

RODIER Quentin
committed
ZFLUXSED(:,:,1:ILU,NM3(JN))= ZVGK(:,:,1:ILU,NM3(JN))* ZPM(:,:,1:ILU,NM3(JN))

RODIER Quentin
committed
ZW(:,:,JK) = ZTSPLITR /(PZZ(:,:,JK+1)-PZZ(:,:,JK))
ZPM(:,:,JK,NM3(JN))= ZPM(:,:,JK,NM3(JN)) + &
ZW(:,:,JK)*(ZFLUXSED(:,:,JK+1,NM3(JN))- ZFLUXSED(:,:,JK,NM3(JN)))

RODIER Quentin
committed
ENDDO
ENDDO
IF (.NOT.(LRGFIX_SLT)) THEN ! 2 or 3 moments
DO JN=1,NMODE_SLT
ZVSMAX=MAXVAL(ZVGK(:,:,1:ILU,NM0(JN)))
ISPLITA = INT(ZVSMAX*PDTMONITOR/ZHMIN)+1
ZTSPLITR = PDTMONITOR / REAL(ISPLITA)
ZFLUXSED(:,:,ILU+1,NM0(JN)) = 0.

RODIER Quentin
committed
DO JT=1,ISPLITA
ZFLUXSED(:,:,1:ILU,NM0(JN))= ZVGK(:,:,1:ILU,NM0(JN))* ZPM(:,:,1:ILU,NM0(JN))
DO JK=1,ILU
ZW(:,:,JK) = ZTSPLITR /(PZZ(:,:,JK+1)-PZZ(:,:,JK))
ZPM(:,:,JK,NM0(JN))= ZPM(:,:,JK,NM0(JN)) + &
ZW(:,:,JK)*(ZFLUXSED(:,:,JK+1,NM0(JN))- ZFLUXSED(:,:,JK,NM0(JN)))

RODIER Quentin
committed
END IF
IF (LVARSIG_SLT) THEN ! 3 moments
ZPM(:,:,:, NM6(JN)) = ZPM(:,:,:,NM0(JN)) &
* ( (ZPM(:,:,:,NM3(JN))/ZPM(:,:,:,NM0(JN)))**(1./3.) &
* exp(-(3./2.)*LOG(ZSIG(:,:,:,JN))**2))**6 &
* exp(18.*LOG(ZSIG(:,:,:,JN))**2)

RODIER Quentin
committed
END IF
!* 5. Return to concentration in ppv (#/molec_{air})
!
DO JN=1,NMODE_SLT
IF (LVARSIG_SLT) THEN

RODIER Quentin
committed
WHERE ((ZPM(:,:,:,NM0(JN)) .GT. 10.*ZPMIN(NM0(JN))).AND.&
(ZPM(:,:,:,NM3(JN)) .GT. 10.*ZPMIN(NM3(JN))).AND.&
(ZPM(:,:,:,NM6(JN)) .GT. 10.*ZPMIN(NM6(JN))))
PSVT(:,:,:,1+(JN-1)*3) = ZPM(:,:,:,NM0(JN)) * XMD / &
(XAVOGADRO*PRHODREF(:,:,:))
PSVT(:,:,:,2+(JN-1)*3) = ZPM(:,:,:,NM3(JN)) * XMD*XPI * 4./3.*ZRHOI / &
(ZMI*PRHODREF(:,:,:)*XM3TOUM3_SALT)
PSVT(:,:,:,3+(JN-1)*3) = ZPM(:,:,:,NM6(JN)) * XMD / &
(XAVOGADRO*PRHODREF(:,:,:)*1.d-6)
ELSEWHERE
PSVT(:,:,:,1+(JN-1)*3) = ZPMOLD(:,:,:,NM0(JN)) * XMD / &
(XAVOGADRO*PRHODREF(:,:,:))
PSVT(:,:,:,2+(JN-1)*3) = ZPMOLD(:,:,:,NM3(JN)) * XMD*XPI * 4./3.*ZRHOI / &
(ZMI*PRHODREF(:,:,:)*XM3TOUM3_SALT)
PSVT(:,:,:,3+(JN-1)*3) = ZPMOLD(:,:,:,NM6(JN)) * XMD / &
(XAVOGADRO*PRHODREF(:,:,:)*1.d-6)
ENDWHERE
ELSE IF (LRGFIX_SLT) THEN

RODIER Quentin
committed
WHERE ((ZPM(:,:,:,NM3(JN)) .GT. 10.*ZPMIN(NM3(JN))))
PSVT(:,:,:,JN) = ZPM(:,:,:,NM3(JN)) * XMD*XPI * 4./3.*ZRHOI / &
(ZMI*PRHODREF(:,:,:)*XM3TOUM3_SALT)
ELSEWHERE
PSVT(:,:,:,JN) = ZPMOLD(:,:,:,NM3(JN)) * XMD*XPI * 4./3.*ZRHOI / &
(ZMI*PRHODREF(:,:,:)*XM3TOUM3_SALT)
ENDWHERE
ELSE

RODIER Quentin
committed
WHERE ((ZPM(:,:,:,NM0(JN)) .GT. 10.*ZPMIN(NM0(JN))).AND.&
(ZPM(:,:,:,NM3(JN)) .GT. 10.*ZPMIN(NM3(JN))).AND.&
(ZRG(:,:,:,JN) .GT. 0.05*ZINIRADIUS(JN)).AND.&
(ZRG(:,:,:,JN) .LT. 2*ZINIRADIUS(JN)))
PSVT(:,:,:,1+(JN-1)*2) = ZPM(:,:,:,NM0(JN)) * XMD / &
(XAVOGADRO*PRHODREF(:,:,:))
PSVT(:,:,:,2+(JN-1)*2) = ZPM(:,:,:,NM3(JN)) * XMD*XPI * 4./3.*ZRHOI / &
(ZMI*PRHODREF(:,:,:)*XM3TOUM3_SALT)
ELSEWHERE
PSVT(:,:,:,1+(JN-1)*2) = ZPMOLD(:,:,:,NM0(JN)) * XMD / &
(XAVOGADRO*PRHODREF(:,:,:))
PSVT(:,:,:,2+(JN-1)*2) = ZPMOLD(:,:,:,NM3(JN)) * XMD*XPI * 4./3.*ZRHOI / &
(ZMI*PRHODREF(:,:,:)*XM3TOUM3_SALT)
ENDWHERE
END IF
ENDDO
!
END SUBROUTINE SEDIM_SALT