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[production/RRFS.v1] add a new parameter to control if G-F cold starts or not #221

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Sep 4, 2024
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[production/RRFS.v1] add a new parameter to control if G-F cold starts or not #221

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6 changes: 3 additions & 3 deletions physics/CONV/Grell_Freitas/cu_gf_driver.F90
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Original file line number Diff line number Diff line change
Expand Up @@ -56,7 +56,7 @@ end subroutine cu_gf_driver_init
!! \htmlinclude cu_gf_driver_run.html
!!
!>\section gen_gf_driver Grell-Freitas Cumulus Scheme Driver General Algorithm
subroutine cu_gf_driver_run(ntracer,garea,im,km,dt,flag_init,flag_restart,&
subroutine cu_gf_driver_run(ntracer,garea,im,km,dt,flag_init,flag_restart, gf_coldstart, &
cactiv,cactiv_m,g,cp,xlv,r_v,forcet,forceqv_spechum,phil,raincv, &
qv_spechum,t,cld1d,us,vs,t2di,w,qv2di_spechum,p2di,psuri, &
hbot,htop,kcnv,xland,hfx2,qfx2,aod_gf,cliw,clcw, &
Expand Down Expand Up @@ -97,7 +97,7 @@ subroutine cu_gf_driver_run(ntracer,garea,im,km,dt,flag_init,flag_restart,&
integer :: its,ite, jts,jte, kts,kte
integer, intent(in ) :: im,km,ntracer,nchem,kdt
integer, intent(in ) :: ichoice_in,ichoicem_in,ichoice_s_in
logical, intent(in ) :: flag_init, flag_restart, do_mynnedmf
logical, intent(in ) :: flag_init, flag_restart, do_mynnedmf, gf_coldstart
logical, intent(in ) :: flag_for_scnv_generic_tend,flag_for_dcnv_generic_tend
real (kind=kind_phys), intent(in) :: g,cp,xlv,r_v
logical, intent(in ) :: ldiag3d
Expand Down Expand Up @@ -427,7 +427,7 @@ subroutine cu_gf_driver_run(ntracer,garea,im,km,dt,flag_init,flag_restart,&
ccn_m(i) = 0.

! set aod and ccn
if (flag_init .and. .not.flag_restart) then
if ((flag_init .and. .not.flag_restart) .or. gf_coldstart) then
aod_gf(i)=aodc0
else
if((cactiv(i).eq.0) .and. (cactiv_m(i).eq.0))then
Expand Down
7 changes: 7 additions & 0 deletions physics/CONV/Grell_Freitas/cu_gf_driver.meta
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Expand Up @@ -577,6 +577,13 @@
dimensions = ()
type = logical
intent = in
[gf_coldstart]
standard_name = flag_for_cold_start_gf
long_name = flag to cold start G-F
units = flag
dimensions = ()
type = logical
intent = in
[ichoice_in]
standard_name = identifier_for_c3_or_gf_deep_convection_closure
long_name = flag for C3 or GF deep convection closure
Expand Down
5 changes: 3 additions & 2 deletions physics/CONV/Grell_Freitas/cu_gf_driver_pre.F90
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Expand Up @@ -15,7 +15,7 @@ module cu_gf_driver_pre
!> \section arg_table_cu_gf_driver_pre_run Argument Table
!! \htmlinclude cu_gf_driver_pre_run.html
!!
subroutine cu_gf_driver_pre_run (flag_init, flag_restart, kdt, fhour, dtp, t, q, prevst, prevsq, &
subroutine cu_gf_driver_pre_run (flag_init, flag_restart, gf_coldstart, kdt, fhour, dtp, t, q, prevst, prevsq, &
forcet, forceq, cactiv, cactiv_m, conv_act, conv_act_m, &
rrfs_sd, ntsmoke, ntdust, ntcoarsepm, chem3d, gq0, &
errmsg, errflg)
Expand All @@ -26,6 +26,7 @@ subroutine cu_gf_driver_pre_run (flag_init, flag_restart, kdt, fhour, dtp, t, q,

logical, intent(in) :: flag_init
logical, intent(in) :: flag_restart
logical, intent(in) :: gf_coldstart
logical, intent(in) :: rrfs_sd
integer, intent(in) :: kdt
real(kind_phys), intent(in) :: fhour
Expand Down Expand Up @@ -58,7 +59,7 @@ subroutine cu_gf_driver_pre_run (flag_init, flag_restart, kdt, fhour, dtp, t, q,
! For restart runs, can assume that prevst and prevsq
! are read from the restart files beforehand, same
! for conv_act.
if(flag_init .and. .not.flag_restart) then
if((flag_init .and. .not.flag_restart) .or. gf_coldstart) then
!$acc kernels
forcet(:,:)=0.0
forceq(:,:)=0.0
Expand Down
7 changes: 7 additions & 0 deletions physics/CONV/Grell_Freitas/cu_gf_driver_pre.meta
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Expand Up @@ -122,6 +122,13 @@
type = real
kind = kind_phys
intent = in
[gf_coldstart]
standard_name = flag_for_cold_start_gf
long_name = flag to cold start G-F
units = flag
dimensions = ()
type = logical
intent = in
[rrfs_sd]
standard_name = do_smoke_coupling
long_name = flag controlling rrfs_sd collection
Expand Down
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