Class arakawa_schubert_L1982
In: cumulus/arakawa_schubert_L1982.f90

Arakawa-Schubert scheme by Lord et al. (1982)

Arakawa-Schubert scheme by Lord et al. (1982)

Note that Japanese and English are described in parallel.

Lord et al. (1982) による Arakawa-Schubert scheme の実装.

Implementation of Arakawa-Schubert scheme by Lord et al. (1982).

References

 Lord, S. J., W. C. Chao, and A. Arakawa,
   Interaction of a cumulus cloud ensemble with the large-scale environment.
   Part IV: The discrete model,
   J. Atmos. Sci., 39, 104-113, 1982.

Procedures List

ArakawaSchubertL1982CalcCWFCrtl ::

——————————- :————
ArakawaSchubertL1982CalcCWFCrtl :Set critical value of cloud work function presented by Lord et al. (1982)

NAMELIST

NAMELIST#moist_conv_adjust_nml

Methods

Included Modules

gridset dc_types dc_message namelist_util dc_iounit

Public Instance methods

Subroutine :
xy_PressCldBase(0:imax-1, 1:jmax) :real(DP), intent(in )
: pressure at cloud base
xyz_PressCldTop(0:imax-1, 1:jmax, 1:kmax) :real(DP), intent(in )
: pressure at cloud top
xyz_CWFCrtl(0:imax-1, 1:jmax, 1:kmax) :real(DP), intent(out)
: critical cloud work function

Calculate critical cloud work function by using interpolation of Table 1 by Lord et al. (1982)

[Source]

  subroutine ArakawaSchubertL1982CalcCWFCrtl( xy_PressCldBase, xyz_PressCldTop, xyz_CWFCrtl )
    !
    ! 
    !
    ! Calculate critical cloud work function by using interpolation of Table 1 
    ! by Lord et al. (1982)
    !

    ! モジュール引用 ; USE statements
    !



    ! 宣言文 ; Declaration statements
    !
    implicit none

    real(DP), intent(in ) :: xy_PressCldBase (0:imax-1, 1:jmax)
                              ! pressure at cloud base
    real(DP), intent(in ) :: xyz_PressCldTop (0:imax-1, 1:jmax, 1:kmax)
                              ! pressure at cloud top
    real(DP), intent(out) :: xyz_CWFCrtl     (0:imax-1, 1:jmax, 1:kmax)
                              ! critical cloud work function

    ! 作業変数
    ! Work variables
    !
    integer  :: xyz_Index     (0:imax-1, 1:jmax, 1:kmax)
    real(DP) :: xyz_CWFIntpled(0:imax-1, 1:jmax, 1:kmax)

    integer :: i               ! 経度方向に回る DO ループ用作業変数
                               ! Work variables for DO loop in longitude
    integer :: j               ! 緯度方向に回る DO ループ用作業変数
                               ! Work variables for DO loop in latitude
    integer :: k               ! 鉛直方向に回る DO ループ用作業変数
                               ! Work variables for DO loop in vertical direction
    integer :: l


    ! 実行文 ; Executable statement
    !

    ! 初期化確認
    ! Initialization check
    !
    if ( .not. arakawa_schubert_L1982_inited ) then
      call MessageNotify( 'E', module_name, 'This module has not been initialized.' )
    end if


    do k = 1, kmax
      do j = 1, jmax
        do i = 0, imax-1

          xyz_Index(i,j,k) = 1
          loop_search : do l = 2, nTbl1-1
            if ( a_Tbl1Press(l) < xyz_PressCldTop(i,j,k) ) then
              xyz_Index(i,j,k) = l
            end if
          end do loop_search

        end do
      end do
    end do

    do k = 1, kmax
      do j = 1, jmax
        do i = 0, imax-1

          xyz_CWFIntpled(i,j,k) = ( a_Tbl1CWF  (xyz_Index(i,j,k)+1) - a_Tbl1CWF  (xyz_Index(i,j,k)) ) / ( a_Tbl1Press(xyz_Index(i,j,k)+1) - a_Tbl1Press(xyz_Index(i,j,k)) ) * ( xyz_PressCldTop(i,j,k)          - a_Tbl1Press(xyz_Index(i,j,k)) ) + a_Tbl1CWF(xyz_Index(i,j,k))

        end do
      end do
    end do

    do k = 1, kmax
      xyz_CWFCrtl(:,:,k) = xyz_CWFIntpled(:,:,k) * ( xy_PressCldBase - xyz_PressCldTop(:,:,k) )
    end do


  end subroutine ArakawaSchubertL1982CalcCWFCrtl
Subroutine :

arakawa_schubert_L1982 モジュールの初期化を行います. NAMELIST#arakawa_schubert_L1982_nml の読み込みはこの手続きで行われます.

"arakawa_schubert_L1982" module is initialized. "NAMELIST#arakawa_schubert_L1982_nml" is loaded in this procedure.

[Source]

  subroutine ArakawaSchubertL1982Init
    !
    ! arakawa_schubert_L1982 モジュールの初期化を行います. 
    ! NAMELIST#arakawa_schubert_L1982_nml の読み込みはこの手続きで行われます. 
    !
    ! "arakawa_schubert_L1982" module is initialized. 
    ! "NAMELIST#arakawa_schubert_L1982_nml" is loaded in this procedure. 
    !

    ! モジュール引用 ; USE statements
    !

    ! NAMELIST ファイル入力に関するユーティリティ
    ! Utilities for NAMELIST file input
    !
    use namelist_util, only: namelist_filename, NmlutilMsg, NmlutilAryValid

    ! ファイル入出力補助
    ! File I/O support
    !
    use dc_iounit, only: FileOpen


    ! 宣言文 ; Declaration statements
    !
    implicit none

!!$    integer:: unit_nml        ! NAMELIST ファイルオープン用装置番号. 
!!$                              ! Unit number for NAMELIST file open
!!$    integer:: iostat_nml      ! NAMELIST 読み込み時の IOSTAT. 
!!$                              ! IOSTAT of NAMELIST read

    ! NAMELIST 変数群
    ! NAMELIST group name
    !
!!$    namelist /arakawa_schubert_L1982_nml/ &
!!$      & 

          ! デフォルト値については初期化手続 "arakawa_schubert_L1982#CumAdjInit" 
          ! のソースコードを参照のこと. 
          !
          ! Refer to source codes in the initialization procedure
          ! "arakawa_schubert_L1982#ArakawaSchubertL1982Init" for the default values. 
          !

    ! 実行文 ; Executable statement
    !

    if ( arakawa_schubert_L1982_inited ) return

    ! デフォルト値の設定
    ! Default values settings
    !

    ! NAMELIST の読み込み
    ! NAMELIST is input
    !
!!$    if ( trim(namelist_filename) /= '' ) then
!!$      call FileOpen( unit_nml, &          ! (out)
!!$        & namelist_filename, mode = 'r' ) ! (in)
!!$
!!$      rewind( unit_nml )
!!$      read( unit_nml,                  &  ! (in)
!!$        & nml = moist_conv_adjust_nml, &  ! (out)
!!$        & iostat = iostat_nml )           ! (out)
!!$      close( unit_nml )
!!$
!!$      call NmlutilMsg( iostat_nml, module_name ) ! (in)
!!$    end if



    ! 印字 ; Print
    !
    call MessageNotify( 'M', module_name, '----- Initialization Messages -----' )
    call MessageNotify( 'M', module_name, '' )
    call MessageNotify( 'M', module_name, '-- version = %c', c1 = trim(version) )

    arakawa_schubert_L1982_inited = .true.

  end subroutine ArakawaSchubertL1982Init

Private Instance methods

a_Tbl1CWF
Variable :
a_Tbl1CWF( nTbl1 ) :real(DP), save
: Cloud work function (J kg-1 Pa-1)
a_Tbl1Press
Variable :
a_Tbl1Press( nTbl1 ) :real(DP), save
: Pressure (Pa)
arakawa_schubert_L1982_inited
Variable :
arakawa_schubert_L1982_inited = .false. :logical, save
: 初期設定フラグ. Initialization flag
module_name
Constant :
module_name = ‘arakawa_schubert_L1982 :character(*), parameter
: モジュールの名称. Module name
nTbl1
Constant :
nTbl1 = 15 :integer , parameter
version
Constant :
version = ’$Name: dcpam5-20121008 $’ // ’$Id: arakawa_schubert_L1982.f90,v 1.1 2011-07-14 06:17:16 yot Exp $’ :character(*), parameter
: モジュールのバージョン Module version