Skip to content

Commit

Permalink
New scheme physics/maximum_hourly_diagnostics.F90
Browse files Browse the repository at this point in the history
  • Loading branch information
@climbfuji
climbfuji committed Mar 31, 2019
1 parent 3137d3f commit 4e6b4e0
Showing 1 changed file with 251 additions and 0 deletions.
251 changes: 251 additions & 0 deletions physics/maximum_hourly_diagnostics.F90
View file
Original file line number Diff line number Diff line change
@@ -0,0 +1,251 @@
module maximum_hourly_diagnostics

use machine, only: kind_phys

implicit none

private

public maximum_hourly_diagnostics_init, maximum_hourly_diagnostics_run, maximum_hourly_diagnostics_finalize

! DH* TODO - THIS CAME FROM PHYSCONS.F90 BUT IS IT BETTER PLACED IN HERE?
real(kind=kind_phys), parameter ::PQ0=379.90516E0, A2A=17.2693882, A3=273.16, A4=35.86, RHmin=1.0E-6
! *DH

contains

subroutine maximum_hourly_diagnostics_init()
end subroutine maximum_hourly_diagnostics_init

subroutine maximum_hourly_diagnostics_finalize()
end subroutine maximum_hourly_diagnostics_finalize

#if 0
!> \section arg_table_maximum_hourly_diagnostics_run Argument Table
!! | local_name | standard_name | long_name | units | rank | type | kind | intent | optional |
!! |----------------------|--------------------------------------------------------------------|--------------------------------------------------------------------|------------|------|-----------|-----------|--------|----------|
!! | im | horizontal_loop_extent | horizontal loop extent | count | 0 | integer | | in | F |
!! | levs | vertical_dimension | number of vertical levels | count | 0 | integer | | in | F |
!! | kdt | index_of_time_step | current forecast iteration | index | 0 | integer | | in | F |
!! | nsteps_per_reset | number_of_time_steps_per_maximum_hourly_time_interval | number_of_time_steps_per_maximum_hourly_time_interval | count | 0 | integer | | in | F |
!! | lradar | flag_for_radar_reflectivity | flag for radar reflectivity | flag | 0 | logical | | in | F |
!! | imp_physics | flag_for_microphysics_scheme | choice of microphysics scheme | flag | 0 | integer | | in | F |
!! | imp_physics_gfdl | flag_for_gfdl_microphysics_scheme | choice of GFDL microphysics scheme | flag | 0 | integer | | in | F |
!! | imp_physics_thompson | flag_for_thompson_microphysics_scheme | choice of Thompson microphysics scheme | flag | 0 | integer | | in | F |
!! | con_g | gravitational_acceleration | gravitational acceleration | m s-2 | 0 | real | kind_phys | in | F |
!! | phil | geopotential | geopotential at model layer centers | m2 s-2 | 2 | real | kind_phys | in | F |
!! | gt0 | air_temperature_updated_by_physics | temperature updated by physics | K | 2 | real | kind_phys | in | F |
!! | refl_10cm | radar_reflectivity_10cm | instantaneous refl_10cm | dBZ | 2 | real | kind_phys | in | F |
!! | refdmax | maximum_reflectivity_at_1km_agl_over_maximum_hourly_time_interval | maximum reflectivity at 1km agl over maximum hourly time interval | dBZ | 1 | real | kind_phys | inout | F |
!! | refdmax263k | maximum_reflectivity_at_minus10c_over_maximum_hourly_time_interval | maximum reflectivity at minus10c over maximum hourly time interval | dBZ | 1 | real | kind_phys | inout | F |
!! | u10m | x_wind_at_10m | 10 meter u wind speed | m s-1 | 1 | real | kind_phys | in | F |
!! | v10m | y_wind_at_10m | 10 meter v wind speed | m s-1 | 1 | real | kind_phys | in | F |
!! | u10max | maximum_u_wind_at_10m_over_maximum_hourly_time_interval | maximum u wind at 10m over maximum hourly time interval | m s-1 | 1 | real | kind_phys | inout | F |
!! | v10max | maximum_v_wind_at_10m_over_maximum_hourly_time_interval | maximum v wind at 10m over maximum hourly time interval | m s-1 | 1 | real | kind_phys | inout | F |
!! | spd10max | maximum_wind_at_10m_over_maximum_hourly_time_interval | maximum wind at 10m over maximum hourly time interval | m s-1 | 1 | real | kind_phys | inout | F |
!! | pgr | surface_air_pressure | surface pressure | Pa | 1 | real | kind_phys | in | F |
!! | t2m | temperature_at_2m | 2 meter temperature | K | 1 | real | kind_phys | in | F |
!! | q2m | specific_humidity_at_2m | 2 meter specific humidity | kg kg-1 | 1 | real | kind_phys | in | F |
!! | t02max | maximum_temperature_at_2m_over_maximum_hourly_time_interval | maximum temperature at 2m over maximum hourly time interval | K | 1 | real | kind_phys | inout | F |
!! | t02min | minimum_temperature_at_2m_over_maximum_hourly_time_interval | minumum temperature at 2m over maximum hourly time interval | K | 1 | real | kind_phys | inout | F |
!! | rh02max | maximum_relative_humidity_at_2m_over_maximum_hourly_time_interval | maximum relative humidity at 2m over maximum hourly time interval | % | 1 | real | kind_phys | inout | F |
!! | rh02min | minimum_relative_humidity_at_2m_over_maximum_hourly_time_interval | minumum relative humidity at 2m over maximum hourly time interval | % | 1 | real | kind_phys | inout | F |
!! | errmsg | ccpp_error_message | error message for error handling in CCPP | none | 0 | character | len=* | out | F |
!! | errflg | ccpp_error_flag | error flag for error handling in CCPP | flag | 0 | integer | | out | F |
!!
#endif
subroutine maximum_hourly_diagnostics_run(im, levs, kdt, nsteps_per_reset, lradar, imp_physics, &
imp_physics_gfdl, imp_physics_thompson, con_g, phil, &
gt0, refl_10cm, refdmax, refdmax263k, u10m, v10m, &
u10max, v10max, spd10max, pgr, t2m, q2m, t02max, &
t02min, rh02max, rh02min, errmsg, errflg)

! Interface variables
integer, intent(in) :: im, levs, kdt, nsteps_per_reset
logical, intent(in) :: lradar
integer, intent(in) :: imp_physics, imp_physics_gfdl, imp_physics_thompson
real(kind_phys), intent(in ) :: con_g
real(kind_phys), intent(in ) :: phil(im,levs)
real(kind_phys), intent(in ) :: gt0(im,levs)
real(kind_phys), intent(in ) :: refl_10cm(im,levs)
real(kind_phys), intent(inout) :: refdmax(im)
real(kind_phys), intent(inout) :: refdmax263k(im)
real(kind_phys), intent(in ) :: u10m(im)
real(kind_phys), intent(in ) :: v10m(im)
real(kind_phys), intent(inout) :: u10max(im)
real(kind_phys), intent(inout) :: v10max(im)
real(kind_phys), intent(inout) :: spd10max(im)
real(kind_phys), intent(in ) :: pgr(im)
real(kind_phys), intent(in ) :: t2m(im)
real(kind_phys), intent(in ) :: q2m(im)
real(kind_phys), intent(inout) :: t02max(im)
real(kind_phys), intent(inout) :: t02min(im)
real(kind_phys), intent(inout) :: rh02max(im)
real(kind_phys), intent(inout) :: rh02min(im)
character(len=*), intent(out) :: errmsg
integer, intent(out) :: errflg

! Local variables
real(kind_phys), dimension(:), allocatable :: refd, refd263k
real(kind_phys) :: tem, pshltr, QCQ, rh02
integer :: kdtminus1, i

! Initialize CCPP error handling variables
errmsg = ''
errflg = 0

kdtminus1 = kdt-1

!Calculate hourly max 1-km agl and -10C reflectivity
if (lradar .and. (imp_physics == imp_physics_gfdl .or. imp_physics == imp_physics_thompson)) then
allocate(refd(im))
allocate(refd263k(im))
call max_fields(phil,refl_10cm,con_g,im,levs,refd,gt0,refd263k)
if(mod(kdtminus1,nsteps_per_reset)==0)then
do i=1,im
refdmax(i) = -35.
refdmax263k(i) = -35.
enddo
endif
do i=1,im
!if(mod(kdtminus1,nsteps_per_reset)==0)then
! refdmax(I) = -35.
! refdmax263k(I) = -35.
!endif
refdmax(i) = max(refdmax(i),refd(i))
refdmax263k(i) = max(refdmax263k(i),refd263k(i))
enddo
deallocate (refd)
deallocate (refd263k)
endif
!
if(mod(kdtminus1,nsteps_per_reset)==0)then
do i=1,im
spd10max(i) = -999.
u10max(i) = -999.
v10max(i) = -999.
t02max(i) = -999.
t02min(i) = 999.
rh02max(i) = -999.
rh02min(i) = 999.
enddo
endif
do i=1,im
! find max hourly wind speed then decompose
tem = sqrt(u10m(i)*u10m(i) + v10m(i)*v10m(i))
!if(mod(kdtminus1,nsteps_per_reset)==0)then
! spd10max(i) = -999.
! u10max(i) = -999.
! v10max(i) = -999.
! t02max(i) = -999.
! t02min(i) = 999.
! rh02max(i) = -999.
! rh02min(i) = 999.
!endif
if (tem > spd10max(i)) then
spd10max(i) = tem
u10max(i) = u10m(i)
v10max(i) = v10m(i)
endif
pshltr=pgr(i)*exp(-0.068283/gt0(i,1))
QCQ=PQ0/pshltr*EXP(A2A*(t2m(i)-A3)/(t2m(i)-A4))
rh02=q2m(i)/QCQ
IF (rh02.GT.1.0) THEN
rh02=1.0
ENDIF
IF (rh02.LT.RHmin) THEN !use smaller RH limit for stratosphere
rh02=RHmin
ENDIF
rh02max(i)=max(rh02max(i),rh02)
rh02min(i)=min(rh02min(i),rh02)
t02max(i)=max(t02max(i),t2m(i)) !<--- hourly max 2m t
t02min(i)=min(t02min(i),t2m(i)) !<--- hourly min 2m t
enddo

end subroutine maximum_hourly_diagnostics_run

subroutine max_fields(phil,ref3D,grav,im,levs,refd,tk,refd263k)
integer, intent(in) :: im,levs
real (kind=kind_phys), intent(in) :: grav
real (kind=kind_phys), intent(in),dimension(im,levs) :: phil,ref3D,tk
integer :: i,k,ll,ipt,kpt
real :: dbz1avg,zmidp1,zmidloc,refl,fact
real, dimension(im,levs) :: z
real, dimension(im) :: zintsfc
real, dimension(im), intent(inout) :: refd,refd263k
REAL :: dbz1(2),dbzk,dbzk1
logical :: counter
do i=1,im
do k=1,levs
z(i,k)=phil(i,k)/grav
enddo
enddo
do i=1,im
refd(I) = -35.
vloop: do k=1,levs-1
if ( (z(i,k+1)) .ge. 1000. &
.and.(z(i,k)) .le. 1000.) then
zmidp1=z(i,k+1)
zmidLOC=z(i,k)
dbz1(1)=ref3d(i,k+1) !- dBZ (not Z) values
dbz1(2)=ref3d(i,k) !- dBZ values
exit vloop
endif
enddo vloop

!!! Initial curefl value without reduction above freezing level
!
! curefl=0.
! if (cprate(i,j)>0.) then
! cuprate=rdtphs*cprate(i,j)
! curefl=cu_a*cuprate**cu_b
! endif
do ll=1,2
refl=0.
if (dbz1(ll)>-35.) refl=10.**(0.1*dbz1(ll))
! dbz1(l)=curefl+refl !- in Z units
dbz1(ll)=refl
enddo
!-- Vertical interpolation of Z (units of mm**6/m**3)
fact=(1000.-zmidloc)/(zmidloc-zmidp1)
dbz1avg=dbz1(2)+(dbz1(2)-dbz1(1))*fact
!-- Convert to dBZ (10*logZ) as the last step
if (dbz1avg>0.01) then
dbz1avg=10.*alog10(dbz1avg)
else
dbz1avg=-35.
endif
refd(I)=max(refd(I),dbz1avg)
enddo

!-- refl at -10C
do i=1,im
dbz1(1) = -35.
dbz1(2) = -35.
vloopm10: do k=1,levs-1
if (tk(i,k+1) .le. 263.15 .and. tk(i,k) .ge. 263.15) then
dbz1(1)=ref3d(i,k+1) !- dBZ (not Z) values
dbz1(2)=ref3d(i,k) !- dBZ values
exit vloopm10
endif
enddo vloopm10

do ll=1,2
refl=0.
if (dbz1(ll)>-35.) refl=10.**(0.1*dbz1(ll))
! dbz1(l)=curefl+refl !- in Z units
dbz1(ll)=refl
enddo
!-- Take max of bounding reflectivity values
dbz1avg=maxval(dbz1)
!-- Convert to dBZ (10*logZ) as the last step
if (dbz1avg>0.01) then
dbz1avg=10.*alog10(dbz1avg)
else
dbz1avg=-35.
endif
refd263K(I)=dbz1avg
enddo
end subroutine max_fields

end module maximum_hourly_diagnostics

0 comments on commit 4e6b4e0

Please sign in to comment.