source: flexpart.git/src/com_mod.f90 @ 2363b24

10.4.1_peseiGFS_025bugfixes+enhancementsdevrelease-10release-10.4.1scaling-bugunivie
Last change on this file since 2363b24 was 2363b24, checked in by Sabine <sabine.eckhardt@…>, 7 years ago

added hmix interpolation option to com_mod

  • Property mode set to 100644
File size: 35.8 KB
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1!*******************************************************************************
2!        Include file for particle diffusion model FLEXPART                    *
3!        This file contains a global common block used by FLEXPART             *
4!                                                                              *
5!        Author: A. Stohl                                                      *
6!                                                                              *
7!        June 1996                                                             *
8!                                                                              *
9!        Last update:15 August 2013 IP                                         *
10!                                                                              *
11!*******************************************************************************
12
13module com_mod
14
15  use par_mod, only: dp, numpath, maxnests, maxageclass, maxspec, ni, &
16       numclass, nymax, nxmax, maxcolumn, maxwf, nzmax, nxmaxn, nymaxn, &
17       maxreceptor, maxpart, maxrand, nwzmax, nuvzmax, numwfmem
18
19  implicit none
20
21  !****************************************************************
22  ! Variables defining where FLEXPART input/output files are stored
23  !****************************************************************
24
25  character :: path(numpath+2*maxnests)*120
26  integer :: length(numpath+2*maxnests)
27  character(len=256) :: pathfile, flexversion, flexversion_major, arg1, arg2
28  character(len=256) :: ohfields_path
29 
30  ! path                    path names needed for trajectory model
31  ! length                  length of path names needed for trajectory model
32  ! pathfile                file where pathnames are stored
33  ! flexversion             version of flexpart (descriptive long string)
34  ! flexversion_major       version of flexpart (major version number)
35  ! arg                     input arguments from launch at command line
36  ! ohfields_path           path to binary files for OH fields
37
38  !********************************************************
39  ! Variables defining the general model run specifications
40  !********************************************************
41
42  integer :: ibdate,ibtime,iedate,ietime
43  real(kind=dp) :: bdate,edate
44
45
46  ! ibdate                  beginning date (YYYYMMDD)
47  ! ibtime                  beginning time (HHMISS)
48  ! iedate                  ending date (YYYYMMDD)
49  ! ietime                  ending time (HHMISS)
50  ! bdate                   beginning date of simulation (julian date)
51  ! edate                   ending date of simulation (julian date)
52
53
54  integer :: ldirect,ideltas
55
56  ! ldirect                 1 for forward, -1 for backward simulation
57  ! ideltas                 length of trajectory loop from beginning to
58  !                    ending date (s)
59
60  integer :: loutstep,loutaver,loutsample,method,lsynctime
61  real :: outstep
62
63  ! loutstep [s]            gridded concentration output every loutstep seconds
64  ! loutaver [s]            concentration output is an average over [s] seconds
65  ! loutsample [s]          sampling interval of gridded concentration output
66  ! lsynctime [s]           synchronisation time of all particles
67  ! method                  indicator which dispersion method is to be used
68  ! outstep = real(abs(loutstep))
69
70  real :: ctl,fine
71  integer :: ifine,iout,ipout,ipin,iflux,mdomainfill
72  integer :: mquasilag,nested_output,ind_source,ind_receptor
73  integer :: ind_rel,ind_samp,ioutputforeachrelease,linit_cond,surf_only
74  logical :: turbswitch
75  integer :: cblflag !added by mc for cbl
76
77  ! ctl      factor, by which time step must be smaller than Lagrangian time scale
78  ! ifine    reduction factor for time step used for vertical wind
79  !     Langevin equation for the vertical wind component
80  ! ioutputforeachrelease Should each release be a seperate output field?
81  ! iflux    flux calculation options: 1 calculation of fluxes, 2 no fluxes
82  ! iout     output options: 1 conc. output (ng/m3), 2 mixing ratio (pptv), 3 both
83  ! ipout    particle dump options: 0 no, 1 every output interval, 2 only at end
84  ! ipin     read in particle positions from dumped file from a previous run
85  ! fine     real(ifine)
86  ! mdomainfill 0: normal run
87  !        1: particles are initialized according to atmospheric mass distribution
88  ! ind_source switches between different units for concentrations at the source
89  !  NOTE that in backward simulations the release of computational particles
90  !  takes place at the "receptor" and the sampling of particles at the "source".
91  !     1= mass units
92  !     2= mass mixing ratio units
93  ! ind_receptor switches between different units for FLEXPART concentration at the receptor
94  !     1= mass units
95  !     2= mass mixing ratio units
96  ! linit_cond  switch on the output of sensitivity to initial conditions for backward runs
97  !     0=no, 1=mass unit, 2=mass mixing ratio unit
98  ! mquasilag 0: normal run
99  !      1: Particle position output is produced in a condensed format and particles are numbered
100  ! surf_only   switch output in grid_time files for surface only or full vertical resolution
101  !      0=no (full vertical resolution), 1=yes (surface only)
102  ! nested_output: 0 no, 1 yes
103  ! turbswitch              determines how the Markov chain is formulated
104
105  ! ind_rel and ind_samp  are used within the code to change between mass and mass-mix (see readcommand.f)
106  ! cblflag !: 1 activate cbl skewed pdf routines with bi-gaussina pdf whan OL<0 added by mc
107
108
109  integer :: mintime,itsplit
110
111  ! mintime                 minimum time step to be used by FLEXPART
112  ! itsplit                 time constant for splitting particles
113
114  integer :: lsubgrid,lconvection,lagespectra
115
116  ! lsubgrid     1 if subgrid topography parameterization switched on, 2 if not
117  ! lconvection  1 if convection parameterization switched on, 0 if not
118  ! lagespectra  1 if age spectra calculation switched on, 2 if not
119
120  integer :: lnetcdfout
121  ! lnetcdfout   1 for netcdf grid output, 0 if not. Set in COMMAND (namelist input)
122
123  integer :: nageclass,lage(maxageclass)
124
125  ! nageclass               number of ageclasses for the age spectra calculation
126  ! lage [s]                ageclasses for the age spectra calculation
127
128
129  logical :: gdomainfill
130
131  ! gdomainfill             .T., if domain-filling is global, .F. if not
132
133!ZHG SEP 2015 wheather or not to read clouds from GRIB
134  logical :: readclouds
135!ESO DEC 2015 whether or not both clwc and ciwc are present (if so they are summed)
136  logical :: sumclouds
137
138  logical,dimension(maxnests) :: readclouds_nest, sumclouds_nest
139 
140
141!NIK 16.02.2015
142  integer(selected_int_kind(16)) :: tot_blc_count=0, tot_inc_count=0
143
144
145  !*********************************************************************
146  ! Variables defining the release locations, released species and their
147  ! properties, etc.
148  !*********************************************************************
149
150  !change Sabine Eckhardt, only save the first 1000 identifier for releasepoints
151  character :: compoint(1001)*45
152  integer :: numpoint
153  !sec, now dynamically allocated:
154  ! ireleasestart(maxpoint),ireleaseend(maxpoint)
155  !      real xpoint1(maxpoint),ypoint1(maxpoint)
156  !real xpoint2(maxpoint),ypoint2(maxpoint)
157  !real zpoint1(maxpoint),zpoint2(maxpoint)
158  !integer*2 kindz(maxpoint)
159  integer :: specnum(maxspec)
160  !real xmass(maxpoint,maxspec)
161  real :: decay(maxspec)
162  real :: weta_gas(maxspec),wetb_gas(maxspec)
163  real :: crain_aero(maxspec),csnow_aero(maxspec)
164! NIK: 31.01.2013- parameters for in-cloud scavening
165  real :: ccn_aero(maxspec),in_aero(maxspec)
166  real :: reldiff(maxspec),henry(maxspec),f0(maxspec)
167  real :: density(maxspec),dquer(maxspec),dsigma(maxspec)
168  real :: vsetaver(maxspec),cunningham(maxspec),weightmolar(maxspec)
169  real :: vset(maxspec,ni),schmi(maxspec,ni),fract(maxspec,ni)
170  real :: ri(5,numclass),rac(5,numclass),rcl(maxspec,5,numclass)
171  real :: rgs(maxspec,5,numclass),rlu(maxspec,5,numclass)
172  real :: rm(maxspec),dryvel(maxspec),kao(maxspec)
173  real :: ohcconst(maxspec),ohdconst(maxspec),ohnconst(maxspec)
174  ! se  it is possible to associate a species with a second one to make transfer from gas to aerosol
175  integer :: spec_ass(maxspec)
176
177  real :: area_hour(maxspec,24),point_hour(maxspec,24)
178  real :: area_dow(maxspec,7),point_dow(maxspec,7)
179
180  !integer npart(maxpoint)
181  integer :: nspec,maxpointspec_act
182  character(len=10) :: species(maxspec)
183
184
185  ! compoint                comment, also "name" of each starting point
186  ! numpoint                actual number of trajectory starting/ending points
187  ! ireleasestart,ireleaseend [s] starting and ending time of each release
188  ! xmass                   total mass emitted
189  ! xpoint1,ypoint1         lower left coordinates of release area
190  ! xpoint2,ypoint2         upper right coordinates of release area
191  ! zpoint1,zpoint2         min./max. z-coordinates of release points
192  ! kindz                   1: zpoint is in m agl, 2: zpoint is in m asl
193  ! npart                   number of particles per release point
194  ! nspec                   number of different species allowed for one release
195  ! maxpointspec_act        number of releaspoints for which a different output shall be created
196  ! species                 name of species
197  ! decay                   decay constant of radionuclide
198
199  ! WET DEPOSITION
200  ! weta_gas, wetb_gas     parameters for below-cloud wet scavenging coefficients (gasses)
201  ! crain_aero, csnow_aero parameters for below-cloud wet scavenging coefficients (aerosols)
202  ! ccn_aero, cin_aero     parameters for in-cloud wet scavenging coefficients (aerosols)
203
204  ! GAS DEPOSITION
205  ! reldiff                 diffusivitiy of species relative to diff. of H2O
206  ! henry [M/atm]           Henry constant
207  ! f0                      reactivity relative to that of O3
208  ! ri [s/m]                stomatal resistance
209  ! rcl [s/m]               lower canopy resistance
210  ! rgs [s/m]               ground resistance
211  ! rlu [s/m]               leaf cuticular resistance
212  ! rm [s/m]                mesophyll resistance
213  ! dryvel [m/s]            constant dry deposition velocity
214
215  ! PARTICLE DEPOSITION
216  ! density [kg/m3]         density of particles
217  ! dquer [m]               mean diameter of particles
218  ! dsigma                  dsigma=10 or dsigma=0.1 means that 68% of the
219  !                         mass are between 0.1*dquer and 10*dquer
220
221  ! fract                   mass fraction of each diameter interval
222  ! vset [m/s]              gravitational settling velocity in ni intervals
223  ! cunningham              Cunningham slip correction (strictly valid only near surface)
224  ! vsetaver [m/s]          average gravitational settling velocity
225  ! schmi                   Schmidt number**2/3 of each diameter interval
226  ! weightmolar [g/mol]     molecular weight
227
228  ! TIME VARIATION OF EMISSION
229  ! area_hour, point_hour   daily variation of emission strengths for area and point sources
230  ! area_dow, point_dow     day-of-week variation of emission strengths for area and point sources
231
232
233
234  !**********************************************************
235  ! Variables used for domain-filling trajectory calculations
236  !**********************************************************
237
238  integer :: nx_we(2),ny_sn(2)
239  integer :: numcolumn
240  integer :: numcolumn_we(2,0:nymax-1),numcolumn_sn(2,0:nxmax-1)
241  real :: zcolumn_we(2,0:nymax-1,maxcolumn)
242  real :: zcolumn_sn(2,0:nxmax-1,maxcolumn)
243  real :: xmassperparticle
244  real :: acc_mass_we(2,0:nymax-1,maxcolumn)
245  real :: acc_mass_sn(2,0:nxmax-1,maxcolumn)
246
247  ! nx_we(2)                x indices of western and eastern boundary of domain-filling
248  ! ny_sn(2)                y indices of southern and northern boundary of domain-filling
249  ! numcolumn_we            number of particles to be released within one column
250  !                    at the western and eastern boundary surfaces
251  ! numcolumn_sn            same as numcolumn_we, but for southern and northern domain boundary
252  ! numcolumn               maximum number of particles to be released within a single
253  !                    column
254  ! zcolumn_we              altitudes where particles are to be released
255  !                    at the western and eastern boundary surfaces
256  ! zcolumn_sn              same as zcolumn_we, but for southern and northern domain boundary
257  ! xmassperparticle        air mass per particle in the domain-filling traj. option
258  ! acc_mass_we             mass that has accumulated at the western and eastern boundary;
259  !                    if it exceeds xmassperparticle, a particle is released and
260  !                    acc_mass_we is reduced accordingly
261  ! acc_mass_sn             same as acc_mass_we, but for southern and northern domain boundary
262
263
264
265  !******************************************************************************
266  ! Variables associated with the ECMWF meteorological input data ("wind fields")
267  !******************************************************************************
268
269  integer :: numbwf,wftime(maxwf),lwindinterv
270  character(len=255) :: wfname(maxwf),wfspec(maxwf)
271
272  ! lwindinterv [s]         Interval between wind fields currently in memory
273  ! numbwf                  actual number of wind fields
274  ! wftime(maxwf) [s]       times relative to beginning time of wind fields
275  ! wfname(maxwf)           file names of wind fields
276  ! wfspec(maxwf)           specifications of wind field file, e.g. if on hard
277  !                         disc or on tape
278
279  integer :: memtime(numwfmem),memind(3) ! eso: or memind(numwfmem)
280
281  ! memtime [s]             validation times of wind fields in memory
282  ! memind                  pointer to wind field, in order to avoid shuffling
283  !                         of wind fields
284
285
286
287  !****************************************************************************
288  ! Variables defining actual size and geographical location of the wind fields
289  !****************************************************************************
290
291  integer :: nx,ny,nxmin1,nymin1,nxfield,nuvz,nwz,nz,nmixz,nlev_ec
292  real :: dx,dy,xlon0,ylat0,dxconst,dyconst,height(nzmax)
293
294  ! nx,ny,nz                actual dimensions of wind fields in x,y and z
295  !                    direction, respectively
296  ! nxmin1,nymin1           nx-1, ny-1, respectively
297  ! nuvz,nwz                vertical dimension of original ECMWF data
298  ! nxfield                 same as nx for limited area fields,
299  !                    but for global fields nx=nxfield+1
300  ! nmixz                   number of levels up to maximum PBL height (3500 m)
301
302  ! nuvz is used for u,v components
303  ! nwz is used for w components (staggered grid)
304  ! nz is used for the levels in transformed coordinates (terrain-following Cartesian
305  ! coordinates)
306
307  ! nlev_ec  number of levels ECMWF model
308  ! dx                      grid distance in x direction
309  ! dy                      grid distance in y direction
310  ! dxconst,dyconst         auxiliary variables for utransform,vtransform
311  ! height                  heights of all levels
312  ! xlon0                   geographical longitude and
313  ! ylat0                   geographical latitude of lower left grid point
314
315
316
317  !*************************************************
318  ! Variables used for vertical model discretization
319  !*************************************************
320
321  real :: akm(nwzmax),bkm(nwzmax)
322  real :: akz(nuvzmax),bkz(nuvzmax)
323  real :: aknew(nzmax),bknew(nzmax)
324
325  ! akm,bkm: coeffizients which regulate vertical discretization of ecmwf model
326  !     (at the border of model layers)
327  ! akz,bkz: model discretization coeffizients at the centre of the layers
328  ! aknew,bknew model discretization coeffizients at the interpolated levels
329
330
331
332  ! Fixed fields, unchangeable with time
333  !*************************************
334
335  real :: oro(0:nxmax-1,0:nymax-1)
336  real :: excessoro(0:nxmax-1,0:nymax-1)
337  real :: lsm(0:nxmax-1,0:nymax-1)
338  real :: xlanduse(0:nxmax-1,0:nymax-1,numclass)
339
340  ! oro [m]              orography of the ECMWF model
341  ! excessoro            excess orography mother domain
342  ! lsm                  land sea mask of the ECMWF model
343  ! xlanduse [0-1]       area fractions in percent
344
345  ! 3d fields
346  !**********
347
348  real :: uu(0:nxmax-1,0:nymax-1,nzmax,numwfmem)
349  real :: vv(0:nxmax-1,0:nymax-1,nzmax,numwfmem)
350  real :: uupol(0:nxmax-1,0:nymax-1,nzmax,numwfmem)
351  real :: vvpol(0:nxmax-1,0:nymax-1,nzmax,numwfmem)
352  real :: ww(0:nxmax-1,0:nymax-1,nzmax,numwfmem)
353  real :: tt(0:nxmax-1,0:nymax-1,nzmax,numwfmem)
354  real :: qv(0:nxmax-1,0:nymax-1,nzmax,numwfmem)
355!ZHG adding cloud water
356  real :: clwc(0:nxmax-1,0:nymax-1,nzmax,numwfmem)=0.0 !liquid   [kg/kg]
357  real :: ciwc(0:nxmax-1,0:nymax-1,nzmax,numwfmem)=0.0 !ice      [kg/kg]
358  real :: clw(0:nxmax-1,0:nymax-1,nzmax,numwfmem)=0.0  !combined [m3/m3]
359
360  real :: pv(0:nxmax-1,0:nymax-1,nzmax,numwfmem)
361  real :: rho(0:nxmax-1,0:nymax-1,nzmax,numwfmem)
362  real :: drhodz(0:nxmax-1,0:nymax-1,nzmax,numwfmem)
363  real :: tth(0:nxmax-1,0:nymax-1,nuvzmax,numwfmem)
364  real :: qvh(0:nxmax-1,0:nymax-1,nuvzmax,numwfmem)
365  real :: clwch(0:nxmax-1,0:nymax-1,nuvzmax,numwfmem)=0.0
366  real :: ciwch(0:nxmax-1,0:nymax-1,nuvzmax,numwfmem)=0.0
367
368  real :: pplev(0:nxmax-1,0:nymax-1,nuvzmax,numwfmem)
369  !scavenging NIK, PS
370  integer(kind=1) :: clouds(0:nxmax-1,0:nymax-1,nzmax,numwfmem)
371  integer :: cloudsh(0:nxmax-1,0:nymax-1,numwfmem)
372
373!ZHG Sep 2015 
374!   real :: icloud_stats(0:nxmax-1,0:nymax-1,5,numwfmem)
375   real :: ctwc(0:nxmax-1,0:nymax-1,numwfmem) ! ESO: =icloud_stats(:,:,4,:)
376
377
378  ! uu,vv,ww [m/2]       wind components in x,y and z direction
379  ! uupol,vvpol [m/s]    wind components in polar stereographic projection
380  ! tt [K]               temperature data
381  ! qv                   specific humidity data
382  ! pv (pvu)             potential vorticity
383  ! rho [kg/m3]          air density
384  ! drhodz [kg/m2]       vertical air density gradient
385  ! tth,qvh              tth,qvh on original eta levels
386  ! clouds:   no cloud, no precipitation   0
387  !      cloud, no precipitation      1
388  !      rainout  conv/lsp dominated  2/3
389  !      washout  conv/lsp dominated  4/5
390  ! PS 2013
391  !c icloudbot (m)        cloud bottom height
392  !c icloudthck (m)       cloud thickness     
393
394  ! pplev for the GFS version
395  ! ctwc                 total cloud water content
396
397  ! 2d fields
398  !**********
399
400  real :: ps(0:nxmax-1,0:nymax-1,1,numwfmem)
401  real :: sd(0:nxmax-1,0:nymax-1,1,numwfmem)
402  real :: msl(0:nxmax-1,0:nymax-1,1,numwfmem)
403  real :: tcc(0:nxmax-1,0:nymax-1,1,numwfmem)
404  real :: u10(0:nxmax-1,0:nymax-1,1,numwfmem)
405  real :: v10(0:nxmax-1,0:nymax-1,1,numwfmem)
406  real :: tt2(0:nxmax-1,0:nymax-1,1,numwfmem)
407  real :: td2(0:nxmax-1,0:nymax-1,1,numwfmem)
408  real :: lsprec(0:nxmax-1,0:nymax-1,1,numwfmem)
409  real :: convprec(0:nxmax-1,0:nymax-1,1,numwfmem)
410  real :: sshf(0:nxmax-1,0:nymax-1,1,numwfmem)
411  real :: ssr(0:nxmax-1,0:nymax-1,1,numwfmem)
412  real :: surfstr(0:nxmax-1,0:nymax-1,1,numwfmem)
413  real :: ustar(0:nxmax-1,0:nymax-1,1,numwfmem)
414  real :: wstar(0:nxmax-1,0:nymax-1,1,numwfmem)
415  real :: hmix(0:nxmax-1,0:nymax-1,1,numwfmem)
416  real :: tropopause(0:nxmax-1,0:nymax-1,1,numwfmem)
417  real :: oli(0:nxmax-1,0:nymax-1,1,numwfmem)
418! real :: diffk(0:nxmax-1,0:nymax-1,1,numwfmem) ESO: this is not in use?
419! logical :: beneath_cloud=.true.
420  ! ps                   surface pressure
421  ! sd                   snow depth
422  ! msl                  mean sea level pressure
423  ! tcc                  total cloud cover
424  ! u10                  10 meter u
425  ! v10                  10 meter v
426  ! tt2                  2 meter temperature
427  ! td2                  2 meter dew point
428  ! lsprec [mm/h]        large scale total precipitation
429  ! convprec [mm/h]      convective precipitation
430  ! sshf                 surface sensible heat flux
431  ! ssr                  surface solar radiation
432  ! surfstr              surface stress
433  ! ustar [m/s]          friction velocity
434  ! wstar [m/s]          convective velocity scale
435  ! hmix  [m]            mixing height
436  ! tropopause [m]       altitude of thermal tropopause
437  ! oli [m]              inverse Obukhov length (1/L)
438  ! diffk [m2/s]         diffusion coefficient at reference height
439
440
441  real :: vdep(0:nxmax-1,0:nymax-1,maxspec,numwfmem)
442
443  ! vdep [m/s]           deposition velocities
444
445
446  !********************************************************************
447  ! Variables associated with the ECMWF input data (nested wind fields)
448  !********************************************************************
449
450  ! NOTE: all nested variables have the same name as the variables used
451  ! for the mother domain, except with a 'n' appended at the end
452  !********************************************************************
453
454  integer :: numbnests
455
456  ! numbnests    number of nested grids
457
458  character(len=255) :: wfnamen(maxnests,maxwf)
459  character(len=18) :: wfspecn(maxnests,maxwf)
460
461  ! wfnamen      nested wind field names
462  ! wfspecn      specifications of wind field file, e.g. if on hard
463  !         disc or on tape
464
465
466  !*********************************************************************
467  ! Variables characterizing size and location of the nested wind fields
468  !*********************************************************************
469
470  integer :: nxn(maxnests),nyn(maxnests)
471  real :: dxn(maxnests),dyn(maxnests),xlon0n(maxnests),ylat0n(maxnests)
472
473  ! nxn,nyn      actual dimensions of nested wind fields in x and y direction
474  ! dxn,dyn      grid distances in x,y direction for the nested grids
475  ! xlon0n       geographical longitude of lower left grid point of nested wind fields
476  ! ylat0n       geographical latitude of lower left grid point of nested wind fields
477
478
479  ! Nested fields, unchangeable with time
480  !**************************************
481
482  real :: oron(0:nxmaxn-1,0:nymaxn-1,maxnests)
483  real :: excessoron(0:nxmaxn-1,0:nymaxn-1,maxnests)
484  real :: lsmn(0:nxmaxn-1,0:nymaxn-1,maxnests)
485  real :: xlandusen(0:nxmaxn-1,0:nymaxn-1,numclass,maxnests)
486
487
488  ! 3d nested fields
489  !*****************
490
491  real,allocatable,dimension(:,:,:,:,:) :: uun, vvn, wwn, ttn, qvn, pvn,&
492       & rhon, drhodzn, tthn, qvhn, clwcn, ciwcn, clwn, clwchn, ciwchn
493  real,allocatable,dimension(:,:,:,:) :: ctwcn
494  integer,allocatable,dimension(:,:,:,:) :: cloudshn
495  integer(kind=1),allocatable,dimension(:,:,:,:,:) :: cloudsn
496
497  ! 2d nested fields
498  !*****************
499
500  real :: psn(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
501  real :: sdn(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
502  real :: msln(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
503  real :: tccn(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
504  real :: u10n(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
505  real :: v10n(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
506  real :: tt2n(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
507  real :: td2n(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
508  real :: lsprecn(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
509  real :: convprecn(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
510  real :: sshfn(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
511  real :: ssrn(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
512  real :: surfstrn(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
513  real :: ustarn(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
514  real :: wstarn(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
515  real :: hmixn(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
516  real :: tropopausen(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
517  real :: olin(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests)
518  ! real :: diffkn(0:nxmaxn-1,0:nymaxn-1,1,numwfmem,maxnests) ! not in use?
519  real :: vdepn(0:nxmaxn-1,0:nymaxn-1,maxspec,numwfmem,maxnests)
520
521
522  !*************************************************
523  ! Certain auxiliary variables needed for the nests
524  !*************************************************
525
526  real :: xresoln(0:maxnests),yresoln(0:maxnests)
527
528  ! xresoln, yresoln   Factors by which the resolutions in the nests
529  !               are enhanced compared to mother grid
530
531  real :: xln(maxnests),yln(maxnests),xrn(maxnests),yrn(maxnests)
532
533  ! xln,yln,xrn,yrn    Corner points of nested grids in grid coordinates
534  !               of mother grid
535
536
537  !******************************************************
538  ! Variables defining the polar stereographic projection
539  !******************************************************
540
541  logical :: xglobal,sglobal,nglobal
542  real :: switchnorthg,switchsouthg
543
544  !xglobal             T for global fields, F for limited area fields
545  !sglobal             T if domain extends towards south pole
546  !nglobal             T if domain extends towards north pole
547  !switchnorthg,switchsouthg   same as parameters switchnorth,
548  !                    switchsouth, but in grid units
549
550  real :: southpolemap(9),northpolemap(9)
551
552  !southpolemap,northpolemap   define stereographic projections
553  !                    at the two poles
554
555
556  !******************
557  ! Landuse inventory
558  ! Sabine Eckhardt Dec 06: change to new landuse inventary - 11 classes, 1200 x 600 global
559  !******************
560
561  integer(kind=1) :: landinvent(1200,600,6)
562  real :: z0(numclass)
563
564  ! landinvent         landuse inventory (numclass=11 classes)
565  ! z0                  roughness length for the landuse classes
566
567
568
569  !**************************************************************************
570  ! Variables characterizing the output grid and containing the model results
571  !**************************************************************************
572
573  integer :: numxgrid,numygrid,numzgrid
574  real :: dxout,dyout,outlon0,outlat0,xoutshift,youtshift
575  integer :: numxgridn,numygridn
576  real :: dxoutn,dyoutn,outlon0n,outlat0n,xoutshiftn,youtshiftn
577  !real outheight(maxzgrid),outheighthalf(maxzgrid)
578  logical :: DEP,DRYDEP,DRYDEPSPEC(maxspec),WETDEP,OHREA,ASSSPEC
579  logical :: DRYBKDEP,WETBKDEP
580
581  ! numxgrid,numygrid       number of grid points in x,y-direction
582  ! numxgridn,numygridn     number of grid points in x,y-direction for nested output grid
583  ! numzgrid                number of vertical levels of output grid
584  ! dxout,dyout             grid distance of output grid
585  ! dxoutn,dyoutn           grid distance of nested output grid
586  ! outlon0,outlat0         lower left corner of output grid
587  ! outlon0n,outlat0n       lower left corner of nested output grid
588  ! xoutshift,youtshift     xlon0-outlon0, ylat0-outlat0
589  ! xoutshiftn,youtshiftn   xlon0-outlon0n, ylat0-outlat0n
590  ! outheight [m]           upper levels of the output grid
591  ! outheighthalf [m]       half (middle) levels of the output grid cells
592  ! DEP                     .true., if either dry or wet depos. is switched on
593  ! DRYDEP                  .true., if dry deposition is switched on
594  ! DRYDEPSPEC              .true., if dry deposition is switched on for that species
595  ! WETDEP                  .true., if wet deposition is switched on
596  ! OHREA                   .true., if OH reaction is switched on
597  ! ASSSPEC                 .true., if there are two species asscoiated
598  ! DRYBKDEP,WETBKDEP        .true., for bkwd runs, where mass deposited and source regions is calculated - either for dry or for wet deposition
599  !                    (i.e. transfer of mass between these two occurs
600
601
602
603  !  if output for each releasepoint shall be created maxpointspec=number of releasepoints
604  !  else maxpointspec is 1 -> moved to unc_mod
605  !  the OUTGRID is moved to the module outg_mod
606  !******************************************************************************
607
608  !real gridunc(0:maxxgrid-1,0:maxygrid-1,maxzgrid,maxspec,
609  !    +             maxpointspec_act,nclassunc,maxageclass)
610  !real griduncn(0:maxxgridn-1,0:maxygridn-1,maxzgrid,maxspec,
611  !    +              maxpointspec_act,nclassunc,maxageclass)
612  !real wetgridunc(0:maxxgrid-1,0:maxygrid-1,maxspec,
613  !    +                maxpointspec_act,nclassunc,maxageclass)
614  !real wetgriduncn(0:maxxgridn-1,0:maxygridn-1,maxspec,
615  !    +ct                 maxpointspec,nclassunc,maxageclass)
616  !real drygridunc(0:maxxgrid-1,0:maxygrid-1,maxspec,maxpointspec,
617  !    +                nclassunc,maxageclass)
618  !real drygriduncn(0:maxxgridn-1,0:maxygridn-1,maxspec,
619  !    +                 maxpointspec,nclassunc,maxageclass)
620
621  !real oroout(0:maxxgrid-1,0:maxygrid-1)
622  !real orooutn(0:maxxgridn-1,0:maxygridn-1)
623  !     real area(0:maxxgrid-1,0:maxygrid-1)
624  !real arean(0:maxxgridn-1,0:maxygridn-1)
625  !real volume(0:maxxgrid-1,0:maxygrid-1,maxzgrid)
626  !real volumen(0:maxxgridn-1,0:maxygridn-1,maxzgrid)
627
628  !real areaeast(0:maxxgrid-1,0:maxygrid-1,maxzgrid)
629  !real areanorth(0:maxxgrid-1,0:maxygrid-1,maxzgrid)
630
631
632  ! gridunc,griduncn        uncertainty of outputted concentrations
633  ! wetgridunc,wetgriduncn  uncertainty of accumulated wet deposited mass on output grid
634  ! drygridunc,drygriduncn  uncertainty of accumulated dry deposited mass on output grid
635  ! oroout,orooutn [m]      height of model topography at output grid
636  ! area,arean [m2]         area of each grid cell
637  ! volume,volumen [m3]     volume of each grid cell
638  ! ... field names with n at the end indicate a nested output grid
639
640
641  !***********************************
642  ! Variables defining receptor points
643  !***********************************
644
645  real :: xreceptor(maxreceptor),yreceptor(maxreceptor)
646  real :: receptorarea(maxreceptor)
647  real :: creceptor(maxreceptor,maxspec)
648  character(len=16) :: receptorname(maxreceptor)
649  integer :: numreceptor
650
651  ! xreceptor,yreceptor     receptor position
652  ! creceptor               concentrations at receptor points
653  ! receptorarea            area of 1*1 grid cell at receptor point
654
655
656
657  !***************************************
658  ! Variables characterizing each particle
659  !***************************************
660
661  integer :: numpart=0
662  integer :: numparticlecount
663
664  integer, allocatable, dimension(:) :: itra1, npoint, nclass, idt, itramem, itrasplit
665
666  real(kind=dp), allocatable, dimension(:) :: xtra1, ytra1
667  real, allocatable, dimension(:) :: ztra1
668  real, allocatable, dimension(:,:) :: xmass1
669  real, allocatable, dimension(:,:) :: xscav_frac1
670
671  ! eso: Moved from timemanager
672  real, allocatable, dimension(:) :: uap,ucp,uzp,us,vs,ws
673  integer(kind=2), allocatable, dimension(:) :: cbt
674
675
676  !CGZ-lifetime
677  real, allocatable, dimension(:,:) ::checklifetime, species_lifetime
678  !CGZ-lifetime
679
680  ! numpart                 actual number of particles in memory
681  ! itra1 (maxpart) [s]     temporal positions of the particles
682  ! npoint(maxpart)         indicates the release point of each particle
683  ! nclass (maxpart)        one of nclassunc classes to which the particle is attributed
684  ! itramem (maxpart) [s]   memorized release times of the particles
685  ! itrasplit (maxpart) [s] next time when particle is to be split into two
686  ! idt(maxpart) [s]        time step to be used for next integration
687  ! numparticlecount        counts the total number of particles that have been released
688  ! xtra1,ytra1,ztra1       spatial positions of the particles
689  ! xmass1 [kg]             particle masses
690  ! xscav_frac1             fraction of particle masse which has been scavenged at receptor
691 
692
693
694  !*******************************************************
695  ! Info table on available chemical species/radionuclides
696  !*******************************************************
697
698  !character*10 specname(maxtable)
699  !real decaytime(maxtable),wetscava(maxtable),wetscavb(maxtable)
700  !real drydiff(maxtable),dryhenry(maxtable),dryactiv(maxtable)
701  !real partrho(maxtable),partmean(maxtable),partsig(maxtable)
702  !real dryvelo(maxtable),weightmol(maxtable),ohreact(maxtable)
703
704  ! specname            Name of chemical species/radionuclide
705  ! decaytime           Half time of radionuclides
706  ! wetscava, wetscavb  Parameters for calculating scavenging coefficients
707  ! drydiff             diffusivitiy of species relative to diff. of H2O
708  ! dryhenry [M/atm]    Henry constant
709  ! dryactiv            reactivity relative to that of O3
710  ! partrho [kg/m3]     density of particles
711  ! partmean [m]        mean diameter of particles
712  ! partsig [m]         mean stand. deviation of particle diameter
713  ! dryvelo [cm/s]      constant dry deposition velocity
714  ! weightmol [g/mol]   molecular weight
715  ! ohreact             OH reaction rate
716
717
718  !********************
719  ! Random number field
720  !********************
721
722  real :: rannumb(maxrand)
723
724  ! rannumb                 field of normally distributed random numbers
725 
726  !********************************************************************
727  ! variables to control stability of CBL scheme under variation
728  ! of statistics in time and space
729  !********************************************************************
730  integer :: nan_count,nan_count2,sum_nan_count(3600),maxtl=1200
731  !added by mc , note that for safety sum_nan_count(N) with N>maxtl
732
733  !********************************************************************
734  ! variables to test well-mixed state of CBL scheme not to be included in final release
735  !********************************************************************
736  real :: well_mixed_vector(50),h_well,well_mixed_norm,avg_air_dens(50),avg_ol,avg_wst,avg_h
737  ! modified by mc to test well-mixed for cbl
738
739  !********************
740  ! Verbosity, testing flags, namelist I/O
741  !********************   
742  integer :: verbosity=0
743  integer :: info_flag=0
744  integer :: count_clock, count_clock0,  count_rate, count_max
745  real    :: tins
746  logical, parameter :: nmlout=.true.
747
748  ! These variables are used to avoid having separate versions of
749  ! files in cases where differences with MPI version is minor (eso)
750  !*****************************************************************
751  integer :: mpi_mode=0 ! .gt. 0 if running MPI version
752  logical :: lroot=.true. ! true if serial version, or if MPI .and. root process
753 
754  logical :: usekernel=.false.    ! true if the output kernel shall be switched on
755  logical :: interpolhmix=.false. ! true if the hmix shall be interpolated
756 
757 
758contains
759  subroutine com_mod_allocate_part(nmpart)
760  !*******************************************************************************   
761  ! Dynamic allocation of arrays
762  !
763  ! For FLEXPART version 9.2 and earlier these arrays were statically declared
764  ! with size maxpart. This function is introduced so that the MPI version
765  ! can declare these arrays with smaller size ("maxpart per process"), while
766  ! the serial version allocate at run-time with size maxpart
767  !
768  !*******************************************************************************
769    implicit none
770
771    integer, intent(in) :: nmpart ! maximum number of particles (per process)
772   
773! Arrays, previously static of size maxpart
774    allocate(itra1(nmpart),npoint(nmpart),nclass(nmpart),&
775         & idt(nmpart),itramem(nmpart),itrasplit(nmpart),&
776         & xtra1(nmpart),ytra1(nmpart),ztra1(nmpart),&
777         & xmass1(nmpart, maxspec),&
778         & checklifetime(nmpart,maxspec), species_lifetime(maxspec,2))!CGZ-lifetime
779
780
781    allocate(uap(nmpart),ucp(nmpart),uzp(nmpart),us(nmpart),&
782         & vs(nmpart),ws(nmpart),cbt(nmpart))
783   
784  end subroutine com_mod_allocate_part
785
786
787  subroutine com_mod_allocate_nests
788  !*******************************************************************************   
789  ! Dynamic allocation of arrays
790  !
791  ! For nested wind fields.
792  !
793  !*******************************************************************************
794    implicit none
795
796    allocate(uun(0:nxmaxn-1,0:nymaxn-1,nzmax,numwfmem,numbnests))
797    allocate(vvn(0:nxmaxn-1,0:nymaxn-1,nzmax,numwfmem,numbnests))
798    allocate(wwn(0:nxmaxn-1,0:nymaxn-1,nzmax,numwfmem,numbnests))
799    allocate(ttn(0:nxmaxn-1,0:nymaxn-1,nzmax,numwfmem,numbnests))
800    allocate(qvn(0:nxmaxn-1,0:nymaxn-1,nzmax,numwfmem,numbnests))
801    allocate(pvn(0:nxmaxn-1,0:nymaxn-1,nzmax,numwfmem,numbnests))
802    allocate(clwcn(0:nxmaxn-1,0:nymaxn-1,nzmax,numwfmem,numbnests))
803    allocate(ciwcn(0:nxmaxn-1,0:nymaxn-1,nzmax,numwfmem,numbnests))
804    allocate(clwn(0:nxmaxn-1,0:nymaxn-1,nzmax,numwfmem,numbnests))
805
806    allocate(cloudsn(0:nxmaxn-1,0:nymaxn-1,nzmax,numwfmem,numbnests))
807    allocate(cloudshn(0:nxmaxn-1,0:nymaxn-1,numwfmem,numbnests))
808    allocate(rhon(0:nxmaxn-1,0:nymaxn-1,nzmax,numwfmem,numbnests))
809    allocate(drhodzn(0:nxmaxn-1,0:nymaxn-1,nzmax,numwfmem,numbnests))
810    allocate(tthn(0:nxmaxn-1,0:nymaxn-1,nuvzmax,numwfmem,numbnests))
811    allocate(qvhn(0:nxmaxn-1,0:nymaxn-1,nuvzmax,numwfmem,numbnests))
812    allocate(clwchn(0:nxmaxn-1,0:nymaxn-1,nuvzmax,numwfmem,numbnests))
813    allocate(ciwchn(0:nxmaxn-1,0:nymaxn-1,nuvzmax,numwfmem,numbnests))
814    allocate(ctwcn(0:nxmax-1,0:nymax-1,numwfmem,numbnests))
815
816    clwcn(:,:,:,:,:)=0.
817    ciwcn(:,:,:,:,:)=0.
818    clwchn(:,:,:,:,:)=0.
819    ciwchn(:,:,:,:,:)=0.
820   
821  end subroutine com_mod_allocate_nests
822   
823
824end module com_mod
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