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Implement KeyClim cloud2 modifications for Oslo Aero #26

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Apr 17, 2024
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Implement KeyClim cloud2 modifications for Oslo Aero #26

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96 changes: 58 additions & 38 deletions src/oslo_aero_hetfrz.F90
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Original file line number Diff line number Diff line change
Expand Up @@ -56,8 +56,7 @@ module oslo_aero_hetfrz

! Namelist variables
logical :: hist_hetfrz_classnuc = .false.
real(r8) :: hetfrz_bc_scalfac = -huge(1._r8) ! scaling factor for BC (NOT USED)
real(r8) :: hetfrz_dust_scalfac = -huge(1._r8) ! scaling factor for dust (NOT USED)
real(r8) :: hetfrz_aer_scalfac = -huge(1._r8) ! scaling factor for aerosols

! Vars set via init method.
real(r8) :: mincld ! minimum allowed cloud fraction
Expand Down Expand Up @@ -102,6 +101,8 @@ module oslo_aero_hetfrz
real(r8) :: dim_f_imm_dust_a3(pdf_n_theta) = 0.0_r8
logical :: pdf_imm_in = .true.

real(r8), parameter :: eps = 1.0e-14_r8

!===============================================================================
contains
!===============================================================================
Expand All @@ -116,7 +117,7 @@ subroutine hetfrz_classnuc_oslo_readnl(nlfile)
integer :: unitn, ierr
character(len=*), parameter :: subname = 'hetfrz_classnuc_cam_readnl'

namelist /hetfrz_classnuc_nl/ hist_hetfrz_classnuc, hetfrz_bc_scalfac, hetfrz_dust_scalfac
namelist /hetfrz_classnuc_nl/ hist_hetfrz_classnuc, hetfrz_aer_scalfac
!-----------------------------------------------------------------------------

if (masterproc) then
Expand All @@ -133,15 +134,12 @@ subroutine hetfrz_classnuc_oslo_readnl(nlfile)

call mpi_bcast(hist_hetfrz_classnuc, 1, mpi_logical, mstrid, mpicom, ierr)
if (ierr /= mpi_success) call endrun(subname//" mpi_bcast: hist_hetfrz_classnuc")
call mpi_bcast(hetfrz_bc_scalfac, 1, mpi_real8, mstrid, mpicom, ierr)
if (ierr /= mpi_success) call endrun(subname//" mpi_bcast: hetfrz_bc_scalfac")
call mpi_bcast(hetfrz_dust_scalfac, 1, mpi_real8, mstrid, mpicom, ierr)
if (ierr /= mpi_success) call endrun(subname//" mpi_bcast: hetfrz_dust_scalfac")
call mpi_bcast(hetfrz_aer_scalfac, 1, mpi_real8, mstrid, mpicom, ierr)
if (ierr /= mpi_success) call endrun(subname//" mpi_bcast: hetfrz_aer_scalfac")

if (masterproc) then
write(iulog,*) subname,': hist_hetfrz_classnuc = ',hist_hetfrz_classnuc
write(iulog,*) subname,': hetfrz_bc_scalfac = ',hetfrz_bc_scalfac
write(iulog,*) subname,': hetfrz_dust_scalfac = ',hetfrz_dust_scalfac
write(iulog,*) subname,': hetfrz_aer_scalfac = ', hetfrz_aer_scalfac
end if

end subroutine hetfrz_classnuc_oslo_readnl
Expand Down Expand Up @@ -187,29 +185,32 @@ subroutine hetfrz_classnuc_oslo_init(mincld_in)
! pbuf fields used by hetfrz_classnuc
ast_idx = pbuf_get_index('AST')

call addfld('bc_num', (/ 'lev' /), 'A', '#/cm3', 'total bc number')
call addfld('dst1_num', (/ 'lev' /), 'A', '#/cm3', 'total dst1 number')
call addfld('dst3_num', (/ 'lev' /), 'A', '#/cm3', 'total dst3 number')
call addfld('bcc_num', (/ 'lev' /), 'A', '#/cm3', 'coated bc number')
call addfld('dst1c_num', (/ 'lev' /), 'A', '#/cm3', 'coated dst1 number')
call addfld('dst3c_num', (/ 'lev' /), 'A', '#/cm3', 'coated dst3 number')
call addfld('bcuc_num', (/ 'lev' /), 'A', '#/cm3', 'uncoated bc number')
call addfld('dst1uc_num', (/ 'lev' /), 'A', '#/cm3', 'uncoated dst1 number')
call addfld('dst3uc_num', (/ 'lev' /), 'A', '#/cm3', 'uncoated dst3 number')

call addfld('bc_a1_num', (/ 'lev' /), 'A', '#/cm3', 'interstitial bc number')
call addfld('dst_a1_num', (/ 'lev' /), 'A', '#/cm3', 'interstitial dst1 number')
call addfld('dst_a3_num', (/ 'lev' /), 'A', '#/cm3', 'interstitial dst3 number')
call addfld('bc_c1_num', (/ 'lev' /), 'A', '#/cm3', 'cloud borne bc number')
call addfld('dst_c1_num', (/ 'lev' /), 'A', '#/cm3', 'cloud borne dst1 number')
call addfld('dst_c3_num', (/ 'lev' /), 'A', '#/cm3', 'cloud borne dst3 number')

call addfld('fn_bc_c1_num', (/ 'lev' /), 'A', '#/cm3', 'cloud borne bc number derived from fn')
call addfld('fn_dst_c1_num', (/ 'lev' /), 'A', '#/cm3', 'cloud borne dst1 number derived from fn')
call addfld('fn_dst_c3_num', (/ 'lev' /), 'A', '#/cm3', 'cloud borne dst3 number derived from fn')

call addfld('na500', (/ 'lev' /), 'A', '#/cm3', 'interstitial aerosol number with D>500 nm')
call addfld('totna500', (/ 'lev' /), 'A', '#/cm3', 'total aerosol number with D>500 nm')
call addfld('bc_num', (/ 'lev' /), 'A', '#/cm3', 'total bc number')
call addfld('dst1_num', (/ 'lev' /), 'A', '#/cm3', 'total dst1 number')
call addfld('dst3_num', (/ 'lev' /), 'A', '#/cm3', 'total dst3 number')
call addfld('bc_num_scaled', (/ 'lev' /), 'A', '#/cm3', 'total bc number scaled by hetfrz_aer_scalfac')
call addfld('dst1_num_scaled', (/ 'lev' /), 'A', '#/cm3', 'total dst1 number scaled by hetfrz_aer_scalfac')
call addfld('dst3_num_scaled', (/ 'lev' /), 'A', '#/cm3', 'total dst3 number scaled by hetfrz_aer_scalfac')
call addfld('bcc_num', (/ 'lev' /), 'A', '#/cm3', 'coated bc number')
call addfld('dst1c_num', (/ 'lev' /), 'A', '#/cm3', 'coated dst1 number')
call addfld('dst3c_num', (/ 'lev' /), 'A', '#/cm3', 'coated dst3 number')
call addfld('bcuc_num', (/ 'lev' /), 'A', '#/cm3', 'uncoated bc number')
call addfld('dst1uc_num', (/ 'lev' /), 'A', '#/cm3', 'uncoated dst1 number')
call addfld('dst3uc_num', (/ 'lev' /), 'A', '#/cm3', 'uncoated dst3 number')

call addfld('bc_a1_num', (/ 'lev' /), 'A', '#/cm3', 'interstitial bc number')
call addfld('dst_a1_num', (/ 'lev' /), 'A', '#/cm3', 'interstitial dst1 number')
call addfld('dst_a3_num', (/ 'lev' /), 'A', '#/cm3', 'interstitial dst3 number')
call addfld('bc_c1_num', (/ 'lev' /), 'A', '#/cm3', 'cloud borne bc number')
call addfld('dst_c1_num', (/ 'lev' /), 'A', '#/cm3', 'cloud borne dst1 number')
call addfld('dst_c3_num', (/ 'lev' /), 'A', '#/cm3', 'cloud borne dst3 number')

call addfld('fn_bc_c1_num', (/ 'lev' /), 'A', '#/cm3', 'cloud borne bc number derived from fn')
call addfld('fn_dst_c1_num', (/ 'lev' /), 'A', '#/cm3', 'cloud borne dst1 number derived from fn')
call addfld('fn_dst_c3_num', (/ 'lev' /), 'A', '#/cm3', 'cloud borne dst3 number derived from fn')

call addfld('na500', (/ 'lev' /), 'A', '#/cm3', 'interstitial aerosol number with D>500 nm')
call addfld('totna500', (/ 'lev' /), 'A', '#/cm3', 'total aerosol number with D>500 nm')

call addfld('FREQIMM', (/ 'lev' /), 'A', 'fraction', 'Fractional occurance of immersion freezing')
call addfld('FREQCNT', (/ 'lev' /), 'A', 'fraction', 'Fractional occurance of contact freezing')
Expand Down Expand Up @@ -257,6 +258,11 @@ subroutine hetfrz_classnuc_oslo_init(mincld_in)
call add_default('bc_num', 1, ' ')
call add_default('dst1_num', 1, ' ')
call add_default('dst3_num', 1, ' ')
if (abs(hetfrz_aer_scalfac - 1.0_r8) > eps) then
call add_default('bc_num_scaled', 1, ' ')
call add_default('dst1_num_scaled', 1, ' ')
call add_default('dst3_num_scaled', 1, ' ')
end if
call add_default('bcc_num', 1, ' ')
call add_default('dst1c_num', 1, ' ')
call add_default('dst3c_num', 1, ' ')
Expand Down Expand Up @@ -383,6 +389,11 @@ subroutine hetfrz_classnuc_oslo_calc( &
real(r8) :: total_aer_num(pcols,pver,3)
real(r8) :: coated_aer_num(pcols,pver,3)
real(r8) :: uncoated_aer_num(pcols,pver,3)
real(r8) :: total_interstitial_aer_num_scaled(pcols,pver,3)
real(r8) :: total_cloudborne_aer_num_scaled(pcols,pver,3)
real(r8) :: total_aer_num_scaled(pcols,pver,3)
real(r8) :: coated_aer_num_scaled(pcols,pver,3)
real(r8) :: uncoated_aer_num_scaled(pcols,pver,3)
real(r8) :: fn_cloudborne_aer_num(pcols,pver,3)
real(r8) :: con1, r3lx, supersatice
real(r8) :: qcic
Expand Down Expand Up @@ -467,12 +478,21 @@ subroutine hetfrz_classnuc_oslo_calc( &
fn_cloudborne_aer_num(i,k,1) = total_aer_num(i,k,1)*factnum(i,k,MODE_IDX_OMBC_INTMIX_COAT_AIT) ! bc
fn_cloudborne_aer_num(i,k,2) = total_aer_num(i,k,2)*factnum(i,k,MODE_IDX_DST_A2)
fn_cloudborne_aer_num(i,k,3) = total_aer_num(i,k,3)*factnum(i,k,MODE_IDX_DST_A3)
total_aer_num_scaled(i,k,:) = total_aer_num(i,k,:) * hetfrz_aer_scalfac
coated_aer_num_scaled(i,k,:) = coated_aer_num(i,k,:) * hetfrz_aer_scalfac
uncoated_aer_num_scaled(i,k,:) = uncoated_aer_num(i,k,:) * hetfrz_aer_scalfac
total_interstitial_aer_num_scaled(i,k,:) = total_interstitial_aer_num(i,k,:) * hetfrz_aer_scalfac
total_cloudborne_aer_num_scaled(i,k,:) = total_cloudborne_aer_num(i,k,:) * hetfrz_aer_scalfac
end do
end do

call outfld('bc_num', total_aer_num(:,:,1), pcols, lchnk)
call outfld('dst1_num', total_aer_num(:,:,2), pcols, lchnk)
call outfld('dst3_num', total_aer_num(:,:,3), pcols, lchnk)
call outfld('bc_num', total_aer_num(:,:,1), pcols, lchnk)
call outfld('dst1_num', total_aer_num(:,:,2), pcols, lchnk)
call outfld('dst3_num', total_aer_num(:,:,3), pcols, lchnk)

call outfld('bc_num_scaled', total_aer_num_scaled(:,:,1), pcols, lchnk)
call outfld('dst1_num_scaled', total_aer_num_scaled(:,:,2), pcols, lchnk)
call outfld('dst3_num_scaled', total_aer_num_scaled(:,:,3), pcols, lchnk)

call outfld('bcc_num', coated_aer_num(:,:,1), pcols, lchnk)
call outfld('dst1c_num', coated_aer_num(:,:,2), pcols, lchnk)
Expand Down Expand Up @@ -557,9 +577,9 @@ subroutine hetfrz_classnuc_oslo_calc( &
deltatin, t(i,k), pmid(i,k), supersatice, &
fn, r3lx, ncic*rho(i,k)*1.0e-6_r8, frzbcimm(i,k), frzduimm(i,k), &
frzbccnt(i,k), frzducnt(i,k), frzbcdep(i,k), frzdudep(i,k), hetraer(i,k,:), &
awcam(i,k,:), awfacm(i,k,:), dstcoat(i,k,:), total_aer_num(i,k,:), &
coated_aer_num(i,k,:), uncoated_aer_num(i,k,:), total_interstitial_aer_num(i,k,:), &
total_cloudborne_aer_num(i,k,:), errstring)
awcam(i,k,:), awfacm(i,k,:), dstcoat(i,k,:), total_aer_num_scaled(i,k,:), &
coated_aer_num_scaled(i,k,:), uncoated_aer_num_scaled(i,k,:), total_interstitial_aer_num_scaled(i,k,:), &
total_cloudborne_aer_num_scaled(i,k,:), errstring)

call handle_errmsg(errstring, subname="hetfrz_classnuc_calc")

Expand Down
2 changes: 1 addition & 1 deletion src_cam/vertical_diffusion.F90
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Expand Up @@ -74,7 +74,7 @@ module vertical_diffusion
use time_manager, only : is_first_step
! OSLO_AERO begin
use oslo_aero_share, only: getNumberOfAerosolTracers, fillAerosolTracerList
! OSLO_AERO enda
! OSLO_AERO end


implicit none
Expand Down