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MAM_BlackCarbonMod.F90
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MAM_BlackCarbonMod.F90
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#include "MAPL_Generic.h"
!-------------------------------------------------------------------------
! NASA/GSFC, Data Assimilation Office, Code 610.1, GEOS/DAS !
!-------------------------------------------------------------------------
!BOP
!
! !MODULE: MAM_BlackCarbonMod --- MAM BC processes and diagnostics
!
! !INTERFACE:
!
module MAM_BlackCarbonMod
! !USES:
USE ESMF
USE MAPL
use Chem_ConstMod, only: grav, undef
use Chem_UtilMod, only: Chem_BiomassDiurnal
use MAM_BaseMod
use MAM3_DataMod
use MAM7_DataMod
implicit none
! !PUBLIC TYPES:
!
PRIVATE
real, private, parameter :: pi = MAPL_PI
!
! !PUBLIIC MEMBER FUNCTIONS:
!
PUBLIC MAM_BC_Emission
PUBLIC MAM_BC_Diagnostics
!
! !DESCRIPTION:
!
! This module implements MAM Black Carbon processes (emission, etc) and
! diagnostic fields
!
! !REVISION HISTORY:
!
! 11 Jul 2012 A. Darmenov Initial implementation.
!
!EOP
!-------------------------------------------------------------------------
CONTAINS
!-------------------------------------------------------------------------
! NASA/GSFC, Global Modeling and Assimilation Office, Code 610.1 !
!-------------------------------------------------------------------------
!BOP
!
! !IROUTINE: MAM_BC_Emission --- The Emission Driver
!
! !INTERFACE:
!
subroutine MAM_BC_Emission (self, import, export, qa, cdt, rc)
! !USES:
implicit NONE
! !INPUT/OUTPUT PARAMETERS:
type(MAPL_SimpleBundle), intent(inout) :: qa ! interstitial aerosol tracer fields
type(ESMF_State), intent(inout) :: export ! export fields
! !INPUT PARAMETERS:
type(MAM_Scheme), intent(in) :: self ! MAM scheme/configuration
type(ESMF_State), intent(inout) :: import ! import fields
real, intent(in) :: cdt ! chemical timestep (secs)
! !OUTPUT PARAMETERS:
integer, intent(out) :: rc ! error return code:
! 0 - all is well
! 1 -
! !DESCRIPTION: This routine implements the Black Carbon Emissions Driver. That
! is, adds tendencies due to emission.
!
! !REVISION HISTORY:
!
! 11 Jul 2012 A. Darmenov Initial implementation.
!
!EOP
!-------------------------------------------------------------------------
character(len=*), parameter :: Iam = 'MAM_BC_Emission'
integer :: STATUS
integer :: i1, i2, j1, j2, k1, km, n, i
integer :: ijl, ijkl
real :: qmin, qmax
real :: rUp, rLow
real, pointer, dimension(:,:) :: emission_total
real, pointer, dimension(:,:) :: emission_mass, emission_num
real, pointer, dimension(:,:) :: dqa_mass, dqa_num
! Mode parameters
! ------------------------
integer :: nmodes ! number of modes with dust emission
integer, dimension(MAM_MAX_NUMBER_MODES) :: mode
character(len=ESMF_MAXSTR) :: mode_name
character(len=ESMF_MAXSTR) :: mmr_name, nmr_name
character(len=ESMF_MAXSTR) :: emiss_name
! Input fields from fvGCM
! -----------------------
real, pointer, dimension(:,:) :: gwettop
real, pointer, dimension(:,:,:) :: rhoa, ple, delp
! Input fields from ExtData
! -------------------------
real, pointer, dimension(:,:) :: emiss_bb
real, pointer, dimension(:,:) :: emiss_bf
real, pointer, dimension(:,:) :: emiss_ff
real, pointer, dimension(:,:) :: emiss_sh
! Exports
! -----------------------
real, pointer, dimension(:,:) :: emission
!
! Parameters of primary aerosol emissions
! ---------------------------------------
type PAE
integer :: mode_id ! mode ID
real :: weight ! weight by mass
real :: sigma ! geometric standard deviation
real :: diameter ! geometric mean diameter of number size distribution
real, pointer, dimension(:,:) :: emission => null()
real, pointer, dimension(:,:,:) :: injection => null()
end type
type(PAE), parameter :: pae_bb = PAE(1, 1.0, 1.8, 0.080, null(), null())
type(PAE), parameter :: pae_bf = PAE(1, 1.0, 1.8, 0.080, null(), null())
type(PAE), parameter :: pae_ff = PAE(1, 1.0, 1.8, 0.080, null(), null())
type(PAE), parameter :: pae_sh = PAE(1, 1.0, 1.8, 0.080, null(), null())
real :: D_emiss_bb, f_bb
real :: D_emiss_bf, f_bf
real :: D_emiss_ff, f_ff
real :: D_emiss_sh, f_sh
! Initialize local variables
! --------------------------
rc = 0
D_emiss_bb = pae_bb%weight * pae_bb%diameter * exp(1.5 * log(pae_bb%sigma)**2)
D_emiss_bf = pae_bf%weight * pae_bf%diameter * exp(1.5 * log(pae_bf%sigma)**2)
D_emiss_ff = pae_ff%weight * pae_ff%diameter * exp(1.5 * log(pae_ff%sigma)**2)
D_emiss_sh = pae_sh%weight * pae_sh%diameter * exp(1.5 * log(pae_sh%sigma)**2)
f_bb = 1 / (pi/6 * D_emiss_bb**3)
f_bf = 1 / (pi/6 * D_emiss_bf**3)
f_ff = 1 / (pi/6 * D_emiss_ff**3)
f_sh = 1 / (pi/6 * D_emiss_sh**3)
_ASSERT(self%id == MAM7_SCHEME .or. self%id == MAM3_SCHEME,'needs informative message')
if (self%id == MAM7_SCHEME) then
mode_name = MAM7_PRIMARY_CARBON_MODE_NAME
else
mode_name = MAM3_ACCUMULATION_MODE_NAME
end if
! Get Imports
! --------------
call MAPL_GetPointer(import, gwettop, 'WET1', __RC__)
call MAPL_GetPointer(import, rhoa, 'AIRDENS', __RC__)
call MAPL_GetPointer(import, ple, 'PLE', __RC__)
call MAPL_GetPointer(import, delp, 'DELP', __RC__)
call MAPL_GetPointer(import, emiss_bb, 'BC_EMIS_FIRE', __RC__)
call MAPL_GetPointer(import, emiss_bf, 'BC_EMIS_BIOFUEL', __RC__)
call MAPL_GetPointer(import, emiss_ff, 'BC_EMIS_FOSSILFUEL', __RC__)
call MAPL_GetPointer(import, emiss_sh, 'BC_EMIS_SHIP', __RC__)
! Local dimensions
! ----------------
i1 = lbound(rhoa, 1)
i2 = ubound(rhoa, 1)
j1 = lbound(rhoa, 2)
j2 = ubound(rhoa, 2)
k1 = lbound(rhoa, 3)
km = ubound(rhoa, 3)
ijl = (i2 - i1 + 1) * (j2 - j1 + 1)
ijkl = ijl * km
#ifdef DEBUG
call write_parallel(trim(Iam) // '::DEBUG(before)::Indexes:')
call write_parallel((/i1, i2/), format='(("i1, i2 = ", (X2I3)))')
call write_parallel((/j1, j2/), format='(("j1, j2 = ", (X2I3)))')
call write_parallel((/k1, km/), format='(("k1, k2 = ", (X2I3)))')
do i = 1, qa%n3d
call pmaxmin('CAM:qa:'//trim(qa%r3(i)%name)//' : ', &
qa%r3(i)%q(i1:i2,j1:j2,k1:km), qmin, qmax, ijl, km, 1.)
end do
#endif
#ifdef DEBUG
call write_parallel(trim(Iam) // '::DEBUG::Indexes:')
call write_parallel((/i1, i2/), format='(("i1, i2 = ", (X2I3)))')
call write_parallel((/j1, j2/), format='(("j1, j2 = ", (X2I3)))')
call write_parallel((/k1, km/), format='(("k1, k2 = ", (X2I3)))')
call write_parallel(trim(Iam) // '::DEBUG::Inputs:')
call write_parallel(self%id, format='(("model = ", (I5)))')
call pmaxmin('BC: gwettop ', gwettop, qmin, qmax, ijl, k1, 1.)
call pmaxmin('BC: rhoa ', rhoa, qmin, qmax, ijl, km, 1.)
call pmaxmin('BC: ple ', ple, qmin, qmax, ijl, km, 1.)
call pmaxmin('BC: delp ', delp, qmin, qmax, ijl, km, 1.)
#endif
! Black Carbon Emissions
! ----------------------
allocate(emission_total(i1:i2,j1:j2), __STAT__)
allocate(emission_mass(i1:i2,j1:j2), __STAT__)
allocate(emission_num(i1:i2,j1:j2), __STAT__)
allocate(dqa_mass(i1:i2,j1:j2), __STAT__)
allocate(dqa_num(i1:i2,j1:j2), __STAT__)
emission_total = 0.0
mmr_name = 'BC_A_' // trim(mode_name) ! name of the mass mixing ratio
nmr_name = 'NUM_A_' // trim(mode_name) ! name of the number mixing ratio
emiss_name = 'BCEM' // trim(mode_name) ! name of the emission export
emission_num = 0.0
emission_mass = 0.0
! set undefined to 0
where ((emiss_bb - undef) > abs(emiss_bb)*epsilon(emiss_bb)) emiss_bb = 0.0
where ((emiss_bf - undef) > abs(emiss_bf)*epsilon(emiss_bf)) emiss_bf = 0.0
where ((emiss_ff - undef) > abs(emiss_ff)*epsilon(emiss_ff)) emiss_ff = 0.0
where ((emiss_sh - undef) > abs(emiss_sh)*epsilon(emiss_sh)) emiss_sh = 0.0
emission_mass = ( emiss_bb + &
emiss_bf + &
emiss_ff + &
emiss_sh )
emission_num = ( f_bb * emiss_bb + &
f_bf * emiss_bf + &
f_ff * emiss_ff + &
f_sh * emiss_sh )
#ifdef DEBUG
call pmaxmin('BC: emission_total ', emission_total, qmin, qmax, ijl, 1, 1.)
call write_parallel('BC: mode ' // trim(mode_name))
call pmaxmin('BC: emission_mass ', emission_mass, qmin, qmax, ijl, 1, 1.)
call pmaxmin('BC: emission_number', emission_num, qmin, qmax, ijl, 1, 1.)
#endif
dqa_mass = emission_mass * cdt * grav / delp(:,:,km)
dqa_num = emission_num * cdt * grav / delp(:,:,km)
! update the mass and number mixing ratios due to emission
i = MAPL_SimpleBundleGetIndex(qa, mmr_name, 3, __RC__)
qa%r3(i)%q(:,:,km) = qa%r3(i)%q(:,:,km) + dqa_mass
i = MAPL_SimpleBundleGetIndex(qa, nmr_name, 3, __RC__)
qa%r3(i)%q(:,:,km) = qa%r3(i)%q(:,:,km) + dqa_num
call MAPL_GetPointer(export, emission, emiss_name, __RC__)
if (associated(emission)) then
emission = emission_mass
endif
#ifdef DEBUG
call write_parallel(trim(Iam) // '::DEBUG(after)::Indexes:')
call write_parallel((/i1, i2/), format='(("i1, i2 = ", (X2I3)))')
call write_parallel((/j1, j2/), format='(("j1, j2 = ", (X2I3)))')
call write_parallel((/k1, km/), format='(("k1, k2 = ", (X2I3)))')
do i = 1, qa%n3d
call pmaxmin('CAM:qa:'//trim(qa%r3(i)%name)//' : ', &
qa%r3(i)%q(i1:i2,j1:j2,k1:km), qmin, qmax, ijl, km, 1.)
end do
#endif
! Clean up
! --------
deallocate(emission_total, __STAT__)
deallocate(emission_mass, __STAT__)
deallocate(emission_num, __STAT__)
deallocate(dqa_mass, __STAT__)
deallocate(dqa_num, __STAT__)
RETURN_(ESMF_SUCCESS)
end subroutine MAM_BC_Emission
!-------------------------------------------------------------------------
! NASA/GSFC, Global Modeling and Assimilation Office, Code 610.1 !
!-------------------------------------------------------------------------
!BOP
!
! !IROUTINE: MAM_BC_Diagnostics --- The Diagnostics Driver
!
! !INTERFACE:
!
subroutine MAM_BC_Diagnostics (self, import, export, qa, cdt, rc)
! !USES:
implicit NONE
! !INPUT/OUTPUT PARAMETERS:
type(MAPL_SimpleBundle), intent(inout) :: qa ! interstitial aerosol tracer fields
type(ESMF_State), intent(inout) :: export ! export fields
! !INPUT PARAMETERS:
type(MAM_Scheme), intent(in) :: self ! MAM scheme/configuration
type(ESMF_State), intent(inout) :: import ! import fields
real, intent(in) :: cdt ! chemical timestep (secs)
! !OUTPUT PARAMETERS:
integer, intent(out) :: rc ! error return code:
! 0 - all is well
! 1 -
! !DESCRIPTION: This routine calculates a number of diagnostic fields.
!
! !REVISION HISTORY:
!
! 11 Jul 2012 A. Darmenov Initial implementation.
!
!EOP
!-------------------------------------------------------------------------
character(len=*), parameter :: Iam = 'MAM_BC_Diagnostics'
integer :: STATUS
integer :: i1, i2, j1, j2, k1, km, n, i, k
integer :: ijl, ijkl
real :: qmin, qmax
! Mode parameters
! ------------------------
integer :: nmodes ! number of modes with dust emission
integer, dimension(MAM_MAX_NUMBER_MODES) :: mode
character(len=ESMF_MAXSTR) :: mode_name(MAM_MAX_NUMBER_MODES)
character(len=ESMF_MAXSTR) :: mmr_name, nmr_name
! Input fields from fvGCM
! -----------------------
real, pointer, dimension(:,:,:) :: rhoa, ple, delp
real, pointer, dimension(:,:,:) :: u, v
! Exports - diagnostic fields
! ---------------------------
real, pointer, dimension(:,:) :: sfcmass ! surface mass concentration, kg m-3
real, pointer, dimension(:,:) :: sfcmass25 ! surface PM2.5 mass concentration, kg m-3
real, pointer, dimension(:,:) :: colmass ! column integrated mass density, kg m-2
real, pointer, dimension(:,:) :: colmass25 ! column integrated PM2.5 mass density, kg m-2
real, pointer, dimension(:,:) :: fluxu ! Column mass flux in x direction
real, pointer, dimension(:,:) :: fluxv ! Column mass flux in y direction
real, pointer, dimension(:,:,:) :: conc ! mass concentration, kg m-3
real, pointer, dimension(:,:,:) :: mass ! mass mixing ratio, kg kg-1
real, pointer, dimension(:,:,:) :: mass25 ! PM2.5 mass mixing ratio, kg kg-1
! Initialize local variables
! --------------------------
rc = 0
_ASSERT(self%id == MAM7_SCHEME .or. self%id == MAM3_SCHEME,'needs informative message')
#if (0)
if (self%id == MAM7_SCHEME) then
nmodes = size(MAM7_BC_EMISSION_MODE_ID)
mode(1:nmodes) = MAM7_BC_EMISSION_MODE_ID
mode_name(1:nmodes) = MAM7_MODE_NAME(mode(1:nmodes))
else
nmodes = size(MAM3_BC_EMISSION_MODE_ID)
mode(1:nmodes) = MAM3_BC_EMISSION_MODE_ID
mode_name(1:nmodes) = MAM3_MODE_NAME(mode(1:nmodes))
end if
! Get Imports
! --------------
call MAPL_GetPointer(import, rhoa, 'AIRDENS', __RC__)
call MAPL_GetPointer(import, ple, 'PLE', __RC__)
call MAPL_GetPointer(import, delp, 'DELP', __RC__)
call MAPL_GetPointer(import, u, 'U', __RC__)
call MAPL_GetPointer(import, v, 'V', __RC__)
! Get Exports
! --------------
call MAPL_GetPointer(export, sfcmass, 'BCSMASS', __RC__)
call MAPL_GetPointer(export, sfcmass25, 'BCSMASS25', __RC__)
call MAPL_GetPointer(export, colmass, 'BCCMASS', __RC__)
call MAPL_GetPointer(export, colmass25, 'BCCMASS25', __RC__)
call MAPL_GetPointer(export, fluxu, 'BCFLUXU', __RC__)
call MAPL_GetPointer(export, fluxv, 'BCFLUXV', __RC__)
call MAPL_GetPointer(export, conc, 'BCCONC', __RC__)
call MAPL_GetPointer(export, mass, 'BCMASS', __RC__)
call MAPL_GetPointer(export, mass25, 'BCMASS25', __RC__)
! Local dimensions
! ----------------
i1 = lbound(rhoa, 1)
i2 = ubound(rhoa, 1)
j1 = lbound(rhoa, 2)
j2 = ubound(rhoa, 2)
k1 = lbound(rhoa, 3)
km = ubound(rhoa, 3)
ijl = (i2 - i1 + 1) * (j2 - j1 + 1)
ijkl = ijl * km
#ifdef DEBUG
call write_parallel(trim(Iam) // '::DEBUG::Indexes:')
call write_parallel((/i1, i2/), format='(("i1, i2 = ", (X2I3)))')
call write_parallel((/j1, j2/), format='(("j1, j2 = ", (XI3)))')
call write_parallel((/k1, km/), format='(("k1, k2 = ", (XI3)))')
call write_parallel(trim(Iam) // '::DEBUG::Inputs:')
call write_parallel(self%id, format='(("model = ", (I5)))')
#endif
! Initialize diagnostic fields
! ----------------------------
if (associated(sfcmass)) sfcmass = 0.0
if (associated(sfcmass25)) sfcmass25 = 0.0
if (associated(colmass)) colmass = 0.0
if (associated(colmass25)) colmass25 = 0.0
if (associated(fluxu)) fluxu = 0.0
if (associated(fluxv)) fluxv = 0.0
if (associated(conc)) conc = 0.0
if (associated(mass)) mass = 0.0
if (associated(mass25)) mass25 = 0.0
! Calculate diagnostic fields
! ---------------------------
do n = 1, nmodes
mmr_name = 'BC_A_' // trim(mode_name(n)) ! name of the mass mixing ratio
nmr_name = 'NUM_A_' // trim(mode_name(n)) ! name of the number mixing ratio
i = MAPL_SimpleBundleGetIndex(qa, mmr_name, 3, __RC__)
if (associated(sfcmass)) then
sfcmass(:,:) = sfcmass(:,:) + qa%r3(i)%q(:,:,km) * rhoa(:,:,km)
end if
if (associated(sfcmass25)) then ! placeholder for now
sfcmass25(:,:) = sfcmass25(:,:) + 0.0 * qa%r3(i)%q(:,:,km) * rhoa(:,:,km)
end if
if (associated(colmass)) then
do k = 1, km
colmass(:,:) = colmass(:,:) + qa%r3(i)%q(:,:,k) * delp(:,:,k)/grav
end do
end if
if (associated(colmass25)) then ! placeholder for now
do k = 1, km
colmass25(:,:) = colmass25(:,:) + 0.0 * qa%r3(i)%q(:,:,k) * delp(:,:,k)/grav
end do
end if
if (associated(fluxu)) then
do k = 1, km
fluxu(:,:) = fluxu(:,:) + u(:,:,k) * qa%r3(i)%q(:,:,k) * delp(:,:,k)/grav
end do
end if
if (associated(fluxv)) then
do k = 1, km
fluxv(:,:) = fluxv(:,:) + v(:,:,k) * qa%r3(i)%q(:,:,k) * delp(:,:,k)/grav
end do
end if
if (associated(conc)) then
conc = conc + qa%r3(i)%q * rhoa
end if
if (associated(mass)) then
mass = mass + qa%r3(i)%q
end if
if (associated(mass25)) then ! placeholder for now
mass25 = mass25 + 0.0 * qa%r3(i)%q
end if
end do
#endif
! Clean up
! --------
RETURN_(ESMF_SUCCESS)
end subroutine MAM_BC_Diagnostics
end module MAM_BlackCarbonMod