/
module_input_tracer.F
302 lines (287 loc) · 11.7 KB
/
module_input_tracer.F
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!
! WRF-GCHP
! GEOS-Chem High Performance-powered Chemistry Add-On for WRF Model
!
! WRF & GCHP are (c) their original authors.
! WRF-GCHP coupling layer (WGCL) is (c) Atmospheric Chemistry and Climate Group, Peking University
!
! Developed by Haipeng Lin <linhaipeng@pku.edu.cn>, Xu Feng, 2018-01
! Peking University, School of Physics
!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!
! Codename Pumpkin: Abstracted Bindings for Chemistry-to-WRF
!
! This Chemical Interface (chem/) is written after comprehensive study of
! the original chem_driver.f from WRF-Chem v3.6.1
! which is (c) their respective authors.
!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!
! MODULE: module_input_tracer
! DESCRIPTION: Stub of the input_tracer module to satisfy a dependency in solve_em.F
!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!------------------------------------------------------------------------------
! The WRF-GCHP Project !
!------------------------------------------------------------------------------
!BOP
!
! !MODULE: module_input_tracer.F
!
! !DESCRIPTION: Module Input Tracer inputs tracer quantities from WRF input/bdy data
! into the chem data structure in WRF.
!\\
!\\
! !INTERFACE:
module module_input_tracer
!
! !USES:
!
use module_state_description, only: param_first_scalar
!
! !REMARKS:
! This module provides interfaces to existing WRF endpoints, adapted to work with (GI)GC.
!
! !REVISION HISTORY:
! 29 May 2018 - H.P. Lin - First crack, based on WRF-Chem implementation.
!------------------------------------------------------------------------------
!BOC
contains
!EOC
!------------------------------------------------------------------------------
! The WRF-GCHP Project !
!------------------------------------------------------------------------------
!BOP
!
! !IROUTINE: initialize_tracer
!
! !DESCRIPTION: Subroutine initializes tracer quantities in WRF-GC. If chem_in_opt
! enabled, data is read from initial conditions based on input_chem_data, and as
! such the routine does nothing. Tracer options in original WRF-Chem are unsupported.
!\\
!\\
! !INTERFACE:
!
subroutine initialize_tracer(chem, chem_in_opt, &
tracer_opt, num_chem, &
ids, ide, jds, jde, kds, kde, & ! domain dims
ims, ime, jms, jme, kms, kme, & ! memory dims
ips, ipe, jps, jpe, kps, kpe, & ! patch dims
its, ite, jts, jte, kts, kte)
!
! !INPUT PARAMETERS:
!
integer, intent(in) :: chem_in_opt, tracer_opt, num_chem
integer, intent(in) :: ids, ide, jds, jde, kds, kde
integer, intent(in) :: ims, ime, jms, jme, kms, kme
integer, intent(in) :: ips, ipe, jps, jpe, kps, kpe
integer, intent(in) :: its, ite, jts, jte, kts, kte
real, dimension(ims:ime, kms:kme, jms:jme, num_chem), intent(inout) :: chem
if (chem_in_opt == 1) return
end subroutine initialize_tracer
!EOC
!------------------------------------------------------------------------------
! The WRF-GCHP Project !
!------------------------------------------------------------------------------
!BOP
!
! !IROUTINE: flow_dep_bdy_tracer
!
! !DESCRIPTION: This sets zero gradient conditions for outflow and a set profile
! for inflow in the boundary specified region. Note that the field must be un-
! staggered. Velocities u, v are used to check sign. spec_zone is width of outer
! specified bcs set here. (Based on WRF-Chem code, JD Aug 2000)
!\\
!\\
! !INTERFACE:
!
subroutine flow_dep_bdy_tracer(chem, &
chem_bxs, chem_btxs, &
chem_bxe, chem_btxe, &
chem_bys, chem_btys, &
chem_bye, chem_btye, &
dt, &
spec_bdy_width, z, &
have_bcs_chem, &
u, v, tracer_opt, alt, &
t, pb, p, t0, p1000mb, rcp, ph, phb, g, &
spec_zone, ic, &
ids, ide, jds, jde, kds, kde, & ! domain dims
ims, ime, jms, jme, kms, kme, & ! memory dims
ips, ipe, jps, jpe, kps, kpe, & ! patch dims
its, ite, jts, jte, kts, kte)
implicit none
!
! !INPUT PARAMETERS:
!
integer, intent(in) :: tracer_opt
integer, intent(in) :: ids, ide, jds, jde, kds, kde
integer, intent(in) :: ims, ime, jms, jme, kms, kme
integer, intent(in) :: ips, ipe, jps, jpe, kps, kpe
integer, intent(in) :: its, ite, jts, jte, kts, kte
integer, intent(in) :: spec_zone, spec_bdy_width, ic
real, intent(in) :: dt
real, dimension(jms:jme, kds:kde, spec_bdy_width), intent(in) :: chem_bxs, chem_bxe, chem_btxs, chem_btxe
real, dimension(ims:ime, kds:kde, spec_bdy_width), intent(in) :: chem_bys, chem_bye, chem_btys, chem_btye
real, dimension(ims:ime, kms:kme, jms:jme), intent(in) :: z
real, dimension(ims:ime, kms:kme, jms:jme), intent(in) :: alt
real, dimension(ims:ime, kms:kme, jms:jme), intent(in) :: u
real, dimension(ims:ime, kms:kme, jms:jme), intent(in) :: v
real, dimension(ims:ime, kms:kme, jms:jme), intent(in) :: ph, phb, t, pb, p
real, intent(in) :: g, rcp, t0, p1000mb
!
! !INPUT/OUTPUT PARAMETERS:
!
real, dimension(ims:ime, kms:kme, jms:jme), intent(inout) :: chem
!
! !LOCAL VARIABLES:
!
integer :: i, j, k, numgas
integer :: ibs, ibe, jbs, jbe, itf, jtf, ktf
integer :: i_inner, j_inner
integer :: b_dist
integer :: i_bdy_method
real :: tempfac, convfac
real :: tracer_bv_def
logical, optional :: have_bcs_chem
!
! !REMARKS:
! This is based upon the WRF-Chem original code (c) original authors.
!
! !REVISION HISTORY:
! 29 May 2018 - H.P. Lin - First crack, based upon original WRF-Chem code.
!EOP
!------------------------------------------------------------------------------
!BOC
tracer_bv_def = 1.e-30
ibs = ids
ibe = ide - 1
itf = min(ite, ide - 1)
jbs = jds
jbe = jde - 1
jtf = min(jte, jde - 1)
ktf = kde - 1
i_bdy_method = 0
if (have_bcs_chem) i_bdy_method = 6
if (ic .lt. param_first_scalar) i_bdy_method = 0
if (jts - jbs .lt. spec_zone) then
! y-start boundary
do j = jts, min(jtf, jbs + spec_zone - 1)
b_dist = j - jbs
do k = kts, ktf
do i = max(its, b_dist + ibs), min(itf, ibe - b_dist)
i_inner = max(i, ibs + spec_zone)
i_inner = min(i_inner, ibe - spec_zone)
if (v(i, k, j) .lt. 0.) then
chem(i, k, j) = chem(i_inner, k, jbs + spec_zone)
else
if (i_bdy_method .eq. 0) then
chem(i, k, j) = tracer_bv_def
else if (i_bdy_method .eq. 6) then
call bdy_tracer_value(chem(i, k, j), chem_bys(i, k, 1), chem_btys(i, k, 1), dt, ic)
else
chem(i, k, j) = tracer_bv_def
endif
endif
enddo
enddo
enddo
endif
if (jbe - jtf .lt. spec_zone) then
! y-end boundary
do j = max(jts, jbe - spec_zone + 1), jtf
b_dist = jbe - j
do k = kts, ktf
do i = max(its, b_dist + ibs), min(itf, ibe - b_dist)
i_inner = max(i, ibs + spec_zone)
i_inner = min(i_inner, ibe - spec_zone)
if (v(i, k, j + 1) .gt. 0.) then
chem(i, k, j) = chem(i_inner, k, jbe - spec_zone)
else
if (i_bdy_method .eq. 0) then
chem(i, k, j) = tracer_bv_def
else if (i_bdy_method .eq. 6) then
call bdy_tracer_value(chem(i, k, j), chem_bye(i, k, 1), chem_btye(i, k, 1), dt, ic)
else
chem(i, k, j) = tracer_bv_def
endif
endif
enddo
enddo
enddo
endif
if (its - ibs .lt. spec_zone) then
! x-start boundary
do i = its, min(itf, ibs + spec_zone - 1)
b_dist = i - ibs
do k = kts, ktf
do j = max(jts, b_dist + jbs + 1), min(jtf, jbe - b_dist - 1)
j_inner = max(j, jbs + spec_zone)
j_inner = min(j_inner, jbe - spec_zone)
if (u(i, k, j) .lt. 0.) then
chem(i, k, j) = chem(ibs + spec_zone, k, j_inner)
else
if (i_bdy_method .eq. 0) then
chem(i, k, j) = tracer_bv_def
else if (i_bdy_method .eq. 6) then
call bdy_tracer_value(chem(i, k, j), chem_bxs(j, k, 1), chem_btxs(j, k, 1), dt, ic)
else
chem(i, k, j) = tracer_bv_def
endif
endif
enddo
enddo
enddo
endif
if (ibe - itf .lt. spec_zone) then
! x-end boundary
do i = max(its, ibe - spec_zone + 1), itf
b_dist = ibe - i
do k = kts, ktf
do j = max(jts, b_dist + jbs + 1), min(jtf, jbe - b_dist - 1)
j_inner = max(j, jbs + spec_zone)
j_inner = min(j_inner, jbe - spec_zone)
if (u(i + 1, k, j) .gt. 0.) then
chem(i, k, j) = chem(ibe - spec_zone, k, j_inner)
else
if (i_bdy_method .eq. 0) then
chem(i, k, j) = tracer_bv_def
else if (i_bdy_method .eq. 6) then
call bdy_tracer_value(chem(i, k, j), chem_bxe(j, k, 1), chem_btxe(j, k, 1), dt, ic)
else
chem(i, k, j) = tracer_bv_def
endif
endif
enddo
enddo
enddo
endif
end subroutine flow_dep_bdy_tracer
!EOC
subroutine set_tracer(dtstep, ktau, pbl_h, tracer, t, tracer_opt, num_tracer, &
z, ht, ids, ide, jds, jde, kds, kde, &
ims, ime, jms, jme, kms, kme, &
its, ite, jts, jte, kts, kte)
integer, intent(in) :: ktau, tracer_opt, num_tracer
integer, intent(in) :: ids, ide, jds, jde, kds, kde
integer, intent(in) :: ims, ime, jms, jme, kms, kme
integer, intent(in) :: its, ite, jts, jte, kts, kte
real, dimension(ims:ime, kms:kme, jms:jme, num_tracer), intent(inout) :: tracer
real, dimension(ims:ime, kms:kme, jms:jme), intent(in) :: t, z
real, dimension(ims:ime, jms:jme), intent(in) :: PBL_H, HT
real, intent(in) :: dtstep
integer :: count_trop, count_pbl
end subroutine set_tracer
subroutine bdy_tracer_value(trac, trac_b, trac_bt, dt, ic)
implicit none
real, intent(out) :: trac
real, intent(in) :: trac_b, trac_bt
real, intent(in) :: dt
integer, intent(in) :: ic
real :: epsilc = 1.e-12
trac = max(epsilc, trac_b + trac_bt*dt)
return
end subroutine bdy_tracer_value
END MODULE module_input_tracer