source: CONFIG/LMDZORINCA/trunk/EXP_GES/PARAM/orchidee.def @ 858

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1#
2#**************************************************************************
3#                    Namelist for ORCHIDEE
4#**************************************************************************
5#
6#
7#**************************************************************************
8#          OPTIONS NOT SET
9#**************************************************************************
10#
11#
12#**************************************************************************
13#          Management of display in the run of ORCHIDEE
14#**************************************************************************
15
16# Model chatting level
17# level of online diagnostics in STOMATE (0-4)
18# With this variable, you can determine how much online information STOMATE
19#  gives during the run. 0 means virtually no info.
20BAVARD = 1
21# default = 1
22
23# Flag for debug information
24# This option allows to switch on the output of debug
25#         information without recompiling the code.
26DEBUG_INFO = n
27#default = n
28
29# ORCHIDEE will print more messages
30# This flag permits to print more debug messages in the run.
31LONGPRINT = n
32#default = n
33
34#---------------------------------------------------------------------
35
36# To reset the time coming from SECHIBA restart file
37# This option allows the model to override the time
38#  found in the restart file of SECHIBA with the time
39#  of the first call. That is the restart time of the GCM.
40SECHIBA_reset_time = y
41# default = n
42
43#**************************************************************************
44#          Files : incoming / forcing / restart /output
45#**************************************************************************
46# Ancillary files :
47#---------------------------------------------------------------------
48
49# Name of file from which the vegetation map is to be read
50# If !IMPOSE_VEG
51# If LAND_USE
52#   default = pft_new.nc
53#   The name of the file to be opened to read a vegetation
54#   map (in pft) is to be given here.
55# If !LAND_USE
56#   default = ../surfmap/carteveg5km.nc
57#   The name of the file to be opened to read the vegetation
58#   map is to be given here. Usualy SECHIBA runs with a 5kmx5km
59#   map which is derived from the IGBP one. We assume that we have
60#   a classification in 87 types. This is Olson modified by Viovy.
61VEGETATION_FILE = PFTmap.nc
62
63
64# Name of file from which the bare soil albedo
65# If !IMPOSE_AZE
66# The name of the file to be opened to read the soil types from
67#  which we derive then the bare soil albedos. This file is 1x1
68#  deg and based on the soil colors defined by Wilson and Henderson-Seller.
69SOILALB_FILE = soils_param.nc
70# default = ../surfmap/soils_param.nc
71
72# Name of file from which soil types are read
73# If !IMPOSE_VEG
74# The name of the file to be opened to read the soil types.
75#  The data from this file is then interpolated to the grid of
76#  of the model. The aim is to get fractions for sand loam and
77#  clay in each grid box. This information is used for soil hydrology
78#  and respiration.
79SOILTYPE_FILE = soils_param.nc
80# default = ../surfmap/soils_param.nc
81
82# Name of file from which the reference
83# The name of the file to be opened to read
84#  temperature is read
85#  the reference surface temperature.
86#  The data from this file is then interpolated
87#  to the grid of the model.
88#  The aim is to get a reference temperature either
89#  to initialize the corresponding prognostic model
90#  variable correctly (ok_dgvm = TRUE) or to impose it
91#  as boundary condition (ok_dgvm = FALSE)
92REFTEMP_FILE = reftemp.nc
93# default = reftemp.nc
94
95# Input and output restart file for SECHIBA :
96#---------------------------------------------------------------------
97
98# Name of restart to READ for initial conditions
99# This is the name of the file which will be opened
100#  to extract the initial values of all prognostic
101#  values of the model. This has to be a netCDF file.
102#  Not truly COADS compliant. NONE will mean that
103#  no restart file is to be expected.
104SECHIBA_restart_in = NONE
105# default = NONE
106
107# Name of restart files to be created by SECHIBA
108# This variable give the name for the restart files.
109#  The restart software within IOIPSL will add .nc if needed.
110SECHIBA_rest_out = sechiba_rest_out.nc
111# default = sechiba_rest_out.nc
112
113# Input and output restart file for STOMATE :
114#---------------------------------------------------------------------
115
116# Name of restart to READ for initial conditions of STOMATE
117# If STOMATE_OK_STOMATE || STOMATE_WATCHOUT
118# This is the name of the file which will be opened of STOMATE
119#   to extract the initial values of all prognostic values of STOMATE.
120STOMATE_RESTART_FILEIN = NONE
121# default = NONE
122
123# Name of restart files to be created by STOMATE
124# If STOMATE_OK_STOMATE || STOMATE_WATCHOUT
125# This is the name of the file which will be opened
126#        to write the final values of all prognostic values
127#        of STOMATE.
128STOMATE_RESTART_FILEOUT = stomate_rest_out.nc
129# default = stomate_restart.nc
130
131# Forcing files for TESTSTOMATE and FORCESOIL
132#---------------------------------------------------------------------
133
134# Name of STOMATE's forcing file
135# Name that will be given to STOMATE's offline forcing file
136#STOMATE_FORCING_NAME = stomate_forcing.nc
137#default = NONE
138
139# Size of STOMATE forcing data in memory (MB)
140# This variable determines how many
141#  forcing states will be kept in memory.
142#  Must be a compromise between memory
143#  use and frequeny of disk access.
144STOMATE_FORCING_MEMSIZE = 50
145# default = 50
146
147# Name of STOMATE's carbon forcing file
148# Name that will be given to STOMATE's carbon offline forcing file
149#STOMATE_CFORCING_NAME = stomate_Cforcing.nc
150# default = NONE
151
152
153# Produced forcing file name (SECHIBA puis STOMATE) :
154#---------------------------------------------------------------------
155
156# ORCHIDEE will write out its forcing to a file
157# This flag allows to write to a file all the variables
158#  which are used to force the land-surface. The file
159#  has exactly the same format than a normal off-line forcing
160#  and thus this forcing can be used for forcing ORCHIDEE.
161#ORCHIDEE_WATCHOUT = y
162# default = n
163
164# Filenane for the ORCHIDEE forcing file
165# If ORCHIDEE_WATCHOUT
166# This is the name of the file in which the
167#  forcing used here will be written for later use.
168WATCHOUT_FILE = orchidee_watchout.nc
169# default = orchidee_watchout.nc
170
171# ORCHIDEE will write out with this frequency
172# If ORCHIDEE_WATCHOUT
173# This flag indicates the frequency of the write of the variables.
174DT_WATCHOUT = 1800
175# default = dt
176
177# STOMATE does minimum service
178# set to TRUE if you want STOMATE to read
179#  and write its start files and keep track
180#  of longer-term biometeorological variables.
181#  This is useful if OK_STOMATE is not set,
182#  but if you intend to activate STOMATE later.
183#  In that case, this run can serve as a
184#  spinup for longer-term biometeorological
185#  variables.
186#STOMATE_WATCHOUT = y
187# default = n
188
189# Output file name (SECHIBA and STOMATE) :
190#---------------------------------------------------------------------
191# Name of file in which the output is going
192# This file is going to be created by the model
193#  to be written
194#  and will contain the output from the model.
195#  This file is a truly COADS compliant netCDF file.
196#  It will be generated by the hist software from
197#  the IOIPSL package.
198OUTPUT_FILE = sechiba_history.nc
199# default = cabauw_out.nc
200
201# Flag to switch on histfile 2 for SECHIBA (hi-frequency ?)
202# This Flag switch on the second SECHIBA writing for hi (or low)
203#  frequency writing. This second output is optional and not written
204#  by default.
205SECHIBA_HISTFILE2 = FALSE
206# default  = FALSE
207
208# Name of file in which the output number 2 is going
209#   to be written
210# If SECHIBA_HISTFILE2
211# This file is going to be created by the model
212#   and will contain the output 2 from the model.
213SECHIBA_OUTPUT_FILE2 = sechiba_out_2.nc
214# default  = sechiba_out_2.nc
215
216# Name of file in which STOMATE's output is going to be written
217# This file is going to be created by the model
218#  and will contain the output from the model.
219#  This file is a truly COADS compliant netCDF file.
220#  It will be generated by the hist software from
221#  the IOIPSL package.
222STOMATE_OUTPUT_FILE = stomate_history.nc
223# default = stomate_history.nc
224
225# Write levels for outputs files (number of variables) :
226#---------------------------------------------------------------------
227
228# SECHIBA history output level (0..10)
229# Chooses the list of variables in the history file.
230#  Values between 0: nothing is written; 10: everything is
231#  written are available More details can be found on the web under documentation.
232#  web under documentation.
233SECHIBA_HISTLEVEL = 5
234# default = 5
235
236# SECHIBA history 2 output level (0..10)
237# If SECHIBA_HISTFILE2
238# Chooses the list of variables in the history file.
239#   Values between 0: nothing is written; 10: everything is
240#   written are available More details can be found on the web under documentation.
241#   web under documentation.
242# First level contains all ORCHIDEE outputs.
243SECHIBA_HISTLEVEL2 = 1
244# default = 1
245
246# STOMATE history output level (0..10)
247#  0: nothing is written; 10: everything is written
248STOMATE_HISTLEVEL = 10
249# default = 10
250
251# Write frequency for output files (SECHIBA in seconds et
252# STOMATE in days) :
253#---------------------------------------------------------------------
254# Frequency in seconds at which to WRITE output
255# This variables gives the frequency the output of
256#  the model should be written into the netCDF file.
257#  It does not affect the frequency at which the
258#  operations such as averaging are done.
259WRITE_STEP = 86400.0
260# default = 86400.0
261
262# Frequency in seconds at which to WRITE output
263# If SECHIBA_HISTFILE2
264# This variables gives the frequency the output 2 of
265#   the model should be written into the netCDF file.
266#   It does not affect the frequency at which the
267#   operations such as averaging are done.
268#   That is IF the coding of the calls to histdef
269#   are correct !
270WRITE_STEP2 = 1800.0
271# default = 1800.0
272
273# STOMATE history time step (d)
274# Time step of the STOMATE history file
275# Care : this variable must be higher than DT_SLOW
276STOMATE_HIST_DT = 10.
277# default = 10.
278
279#---------------------------------------------------------------------
280# FORCESOIL CARBON spin up parametrization
281#---------------------------------------------------------------------
282
283# Number of time steps per year for carbon spinup.
284FORCESOIL_STEP_PER_YEAR = 12
285# default = 12
286
287# Number of years saved for carbon spinup.
288FORCESOIL_NB_YEAR = 1
289# default = 1
290
291#---------------------------------------------------------------------
292# Parametrization :
293#---------------------------------------------------------------------
294
295# Activate STOMATE?
296# set to TRUE if STOMATE is to be activated
297STOMATE_OK_STOMATE = n
298# default = n
299
300# Activate DGVM?
301# set to TRUE if Dynamic Vegetation DGVM is to be activated
302STOMATE_OK_DGVM = n
303# default = n
304
305# Activate CO2?
306# set to TRUE if photosynthesis is to be activated
307STOMATE_OK_CO2 = y
308# default = n
309
310# Flag to force the value of atmospheric CO2 for vegetation.
311# If this flag is set to true, the ATM_CO2 parameter is used
312#  to prescribe the atmospheric CO2.
313# This Flag is only use in couple mode.
314FORCE_CO2_VEG = FALSE
315# default = FALSE
316
317# Value for atm CO2.
318# If FORCE_CO2_VEG (in not forced mode)
319# Value to prescribe the atm CO2.
320#  For pre-industrial simulations, the value is 286.2 .
321#  348. for 1990 year.
322ATM_CO2 = 350.
323# default = 350.
324
325# constant tree mortality
326# If yes, then a constant mortality is applied to trees.
327#  Otherwise, mortality is a function of the trees'
328#  vigour (as in LPJ).
329LPJ_GAP_CONST_MORT = y
330# default = y
331
332# no fire allowed
333# With this variable, you can allow or not
334#  the estimation of CO2 lost by fire
335FIRE_DISABLE = n
336# default = n
337
338# Average method for z0
339# If this flag is set to true (y) then the neutral Cdrag
340#  is averaged instead of the log(z0). This should be
341#  the prefered option. We still wish to keep the other
342#  option so we can come back if needed. If this is
343#  desired then one should set Z0CDRAG_AVE = n
344Z0CDRAG_AVE = y
345# default = y
346
347# parameters describing the surface (vegetation + soil) :
348#---------------------------------------------------------------------
349#
350# Should the vegetation be prescribed
351# This flag allows the user to impose a vegetation distribution
352#  and its characterisitcs. It is espacially interesting for 0D
353#  simulations. On the globe it does not make too much sense as
354#  it imposes the same vegetation everywhere
355IMPOSE_VEG = n
356# default = n
357
358# Flag to use old "interpolation" of vegetation map.
359# IF NOT IMPOSE_VEG and NOT LAND_USE
360#  If you want to recover the old (ie orchidee_1_2 branch)
361#   "interpolation" of vegetation map.
362SLOWPROC_VEGET_OLD_INTERPOL = n
363# default = n
364
365# Vegetation distribution within the mesh (0-dim mode)
366# If IMPOSE_VEG
367# The fraction of vegetation is read from the restart file. If
368#  it is not found there we will use the values provided here.
369SECHIBA_VEG__01 = 0.2
370SECHIBA_VEG__02 = 0.0
371SECHIBA_VEG__03 = 0.0
372SECHIBA_VEG__04 = 0.0
373SECHIBA_VEG__05 = 0.0
374SECHIBA_VEG__06 = 0.0
375SECHIBA_VEG__07 = 0.0
376SECHIBA_VEG__08 = 0.0
377SECHIBA_VEG__09 = 0.0
378SECHIBA_VEG__10 = 0.8
379SECHIBA_VEG__11 = 0.0
380SECHIBA_VEG__12 = 0.0
381SECHIBA_VEG__13 = 0.0
382# default = 0.2, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.8, 0.0, 0.0, 0.0
383
384# Maximum vegetation distribution within the mesh (0-dim mode)
385# If IMPOSE_VEG
386# The fraction of vegetation is read from the restart file. If
387#  it is not found there we will use the values provided here.
388SECHIBA_VEGMAX__01 = 0.2
389SECHIBA_VEGMAX__02 = 0.0
390SECHIBA_VEGMAX__03 = 0.0
391SECHIBA_VEGMAX__04 = 0.0
392SECHIBA_VEGMAX__05 = 0.0
393SECHIBA_VEGMAX__06 = 0.0
394SECHIBA_VEGMAX__07 = 0.0
395SECHIBA_VEGMAX__08 = 0.0
396SECHIBA_VEGMAX__09 = 0.0
397SECHIBA_VEGMAX__10 = 0.8
398SECHIBA_VEGMAX__11 = 0.0
399SECHIBA_VEGMAX__12 = 0.0
400SECHIBA_VEGMAX__13 = 0.0
401# default = 0.2, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.8, 0.0, 0.0, 0.0
402
403# LAI for all vegetation types (0-dim mode)
404# If IMPOSE_VEG
405# The maximum LAI used in the 0dim mode. The values should be found
406#  in the restart file. The new values of LAI will be computed anyway
407#  at the end of the current day. The need for this variable is caused
408#  by the fact that the model may stop during a day and thus we have not
409#  yet been through the routines which compute the new surface conditions.
410SECHIBA_LAI__01 = 0.
411SECHIBA_LAI__02 = 8.
412SECHIBA_LAI__03 = 8.
413SECHIBA_LAI__04 = 4.
414SECHIBA_LAI__05 = 4.5
415SECHIBA_LAI__06 = 4.5
416SECHIBA_LAI__07 = 4.
417SECHIBA_LAI__08 = 4.5
418SECHIBA_LAI__09 = 4.
419SECHIBA_LAI__10 = 2.
420SECHIBA_LAI__11 = 2.
421SECHIBA_LAI__12 = 2.
422SECHIBA_LAI__13 = 2.
423# default = 0., 8., 8., 4., 4.5, 4.5, 4., 4.5, 4., 2., 2., 2., 2.
424
425# Height for all vegetation types (m)
426# If IMPOSE_VEG
427# The height used in the 0dim mode. The values should be found
428#  in the restart file. The new values of height will be computed anyway
429#  at the end of the current day. The need for this variable is caused
430#  by the fact that the model may stop during a day and thus we have not
431#  yet been through the routines which compute the new surface conditions.
432SLOWPROC_HEIGHT__01 = 0.
433SLOWPROC_HEIGHT__02 = 50.
434SLOWPROC_HEIGHT__03 = 50.
435SLOWPROC_HEIGHT__04 = 30.
436SLOWPROC_HEIGHT__05 = 30.
437SLOWPROC_HEIGHT__06 = 30.
438SLOWPROC_HEIGHT__07 = 20.
439SLOWPROC_HEIGHT__08 = 20.
440SLOWPROC_HEIGHT__09 = 20.
441SLOWPROC_HEIGHT__10 = .2
442SLOWPROC_HEIGHT__11 = .2
443SLOWPROC_HEIGHT__12 = .4
444SLOWPROC_HEIGHT__13 = .4
445# default = 0., 30., 30., 20., 20., 20., 15., 15., 15., .5, .6, 1.0, 1.0
446
447
448# Fraction of the 3 soil types (0-dim mode)
449# If IMPOSE_VEG
450# Determines the fraction for the 3 soil types
451#  in the mesh in the following order : sand loam and clay.
452SOIL_FRACTIONS__01 = 0.28
453SOIL_FRACTIONS__02 = 0.52
454SOIL_FRACTIONS__03 = 0.20
455# default = 0.28, 0.52, 0.20
456
457# Fraction of other surface types within the mesh (0-dim mode)
458# If IMPOSE_VEG
459# The fraction of ice, lakes, etc. is read from the restart file. If
460#  it is not found there we will use the values provided here.
461#  For the moment, there is only ice.
462SECHIBA_FRAC_NOBIO = 0.0
463# default = 0.0
464
465# Fraction of the clay fraction (0-dim mode)
466# If IMPOSE_VEG
467# Determines the fraction of clay in the grid box.
468CLAY_FRACTION = 0.2
469# default = 0.2
470
471# Should the surface parameters be prescribed
472# This flag allows the user to impose the surface parameters
473#  (Albedo Roughness and Emissivity). It is espacially interesting for 0D
474#  simulations. On the globe it does not make too much sense as
475#  it imposes the same vegetation everywhere
476IMPOSE_AZE = n
477# default = n
478
479# Emissivity of the surface for LW radiation
480# If IMPOSE_AZE
481# The surface emissivity used for compution the LE emission
482#  of the surface in a 0-dim version. Values range between
483#  0.97 and 1.. The GCM uses 0.98.
484CONDVEG_EMIS = 1.0
485# default = 1.0
486
487# SW visible albedo for the surface
488# If IMPOSE_AZE
489# Surface albedo in visible wavelengths to be used
490#  on the point if a 0-dim version of SECHIBA is used.
491#  Look at the description of the forcing data for
492#  the correct value.
493CONDVEG_ALBVIS = 0.25
494# default = 0.25
495
496# SW near infrared albedo for the surface
497# If IMPOSE_AZE
498# Surface albedo in near infrared wavelengths to be used
499#  on the point if a 0-dim version of SECHIBA is used.
500#  Look at the description of the forcing data for
501#  the correct value.
502CONDVEG_ALBNIR = 0.25
503# default = 0.25
504
505# Surface roughness (m)
506# If IMPOSE_AZE
507# Surface rougness to be used on the point if a 0-dim version
508#  of SECHIBA is used. Look at the description of the forcing 
509#  data for the correct value.
510CONDVEG_Z0 = 0.15
511# default = 0.15_stnd
512
513# Height to be added to the height of the first level (m)
514# If IMPOSE_AZE
515# ORCHIDEE assumes that the atmospheric level height is counted
516#  from the zero wind level. Thus to take into account the roughness
517#  of tall vegetation we need to correct this by a certain fraction
518#  of the vegetation height. This is called the roughness height in
519#  ORCHIDEE talk.
520ROUGHHEIGHT = 0.0
521# default = 0.0
522
523# The snow albedo used by SECHIBA
524# This option allows the user to impose a snow albedo.
525#  Default behaviour is to use the model of snow albedo
526#  developed by Chalita (1993).
527CONDVEG_SNOWA = default
528# default = use the model of snow albedo developed by Chalita
529
530# Switch bare soil albedo dependent (if TRUE) on soil wetness
531# If TRUE, the model for bare soil albedo is the old formulation.
532#  Then it depend on the soil dry or wetness. If FALSE, it is the
533#  new computation that is taken, it is only function of soil color.
534ALB_BARE_MODEL = FALSE
535# default = FALSE
536
537# Initial snow mass if not found in restart
538# The initial value of snow mass if its value is not found
539#   in the restart file. This should only be used if the model is
540#   started without a restart file.
541HYDROL_SNOW = 0.0
542# default = 0.0
543
544
545# Initial snow age if not found in restart
546# The initial value of snow age if its value is not found
547#  in the restart file. This should only be used if the model is
548#  started without a restart file.
549HYDROL_SNOWAGE = 0.0
550# default = 0.0
551
552# Initial snow amount on ice, lakes, etc. if not found in restart
553# The initial value of snow if its value is not found
554#  in the restart file. This should only be used if the model is
555#  started without a restart file.
556HYDROL_SNOW_NOBIO = 0.0
557# default = 0.0
558
559# Initial snow age on ice, lakes, etc. if not found in restart
560# The initial value of snow age if its value is not found
561#  in the restart file. This should only be used if the model is
562#  started without a restart file.
563HYDROL_SNOW_NOBIO_AGE = 0.0
564# default = 0.0
565
566# Initial soil moisture stress if not found in restart
567# The initial value of soil moisture stress if its value is not found
568#  in the restart file. This should only be used if the model is
569#  started without a restart file.
570HYDROL_HUMR = 1.0
571# default = 1.0
572
573# Total depth of soil reservoir
574HYDROL_SOIL_DEPTH = 2.
575# default = 2.
576
577# Initial restart deep soil moisture if not found in restart
578# The initial value of deep soil moisture if its value is not found
579#  in the restart file. This should only be used if the model is
580#  started without a restart file. Default behaviour is a saturated soil.
581HYDROL_BQSB = default
582# default = Maximum quantity of water (Kg/M3) * Total depth of soil reservoir = 150. * 2
583
584# Initial upper soil moisture if not found in restart
585# The initial value of upper soil moisture if its value is not found
586#  in the restart file. This should only be used if the model is
587#  started without a restart file.
588HYDROL_GQSB = 0.0
589# default = 0.0
590
591# Initial upper reservoir depth if not found in restart
592# The initial value of upper reservoir depth if its value is not found
593#  in the restart file. This should only be used if the model is
594#  started without a restart file.
595HYDROL_DSG = 0.0
596# default = 0.0
597
598# Initial dry soil above upper reservoir if not found in restart
599# The initial value of dry soil above upper reservoir if its value
600#  in the restart file. This should only be used if the model is
601#  started without a restart file. The default behaviour
602#  is to compute it from the variables above. Should be OK most of
603#  the time.
604HYDROL_DSP = default
605# default = Total depth of soil reservoir - HYDROL_BQSB / Maximum quantity of water (Kg/M3) = 0.0
606
607# Initial water on canopy if not found in restart
608# The initial value of moisture on canopy if its value
609#  in the restart file. This should only be used if the model is
610#  started without a restart file.
611HYDROL_QSV = 0.0
612# default = 0.0
613
614# Soil moisture on each soil tile and levels
615# The initial value of mc if its value is not found
616#  in the restart file. This should only be used if the model is
617#  started without a restart file.
618HYDROL_MOISTURE_CONTENT = 0.3
619# default = 0.3
620
621# US_NVM_NSTM_NSLM
622# The initial value of us (relative moisture) if its value is not found
623#  in the restart file. This should only be used if the model is
624#  started without a restart file.
625US_INIT = 0.0
626# default = 0.0
627
628# Coefficient for free drainage at bottom
629# The initial value of free drainage if its value is not found
630#  in the restart file. This should only be used if the model is
631#  started without a restart file.
632FREE_DRAIN_COEF = 1.0, 1.0, 1.0
633# default = 1.0, 1.0, 1.0
634
635# Bare soil evap on each soil if not found in restart
636# The initial value of bare soils evap if its value is not found
637#  in the restart file. This should only be used if the model is
638#  started without a restart file.
639EVAPNU_SOIL = 0.0
640# default = 0.0
641
642# Initial temperature if not found in restart
643# The initial value of surface temperature if its value is not found
644#  in the restart file. This should only be used if the model is
645#  started without a restart file.
646ENERBIL_TSURF = 280.
647# default = 280.
648
649# Initial Soil Potential Evaporation
650# The initial value of soil potential evaporation if its value
651#  is not found in the restart file. This should only be used if
652#  the model is started without a restart file.
653ENERBIL_EVAPOT = 0.0
654# default = 0.0
655
656# Initial soil temperature profile if not found in restart
657# The initial value of the temperature profile in the soil if
658#   its value is not found in the restart file. This should only
659#   be used if the model is started without a restart file. Here
660#   we only require one value as we will assume a constant
661#   throughout the column.
662THERMOSOIL_TPRO = 280.
663# default = 280.
664
665# Initial leaf CO2 level if not found in restart
666# The initial value of leaf_ci if its value is not found
667#  in the restart file. This should only be used if the model is
668#  started without a restart file.
669DIFFUCO_LEAFCI = 233.
670# default = 233.
671
672
673# Keep cdrag coefficient from gcm.
674# Set to .TRUE. if you want q_cdrag coming from GCM.
675#  Keep cdrag coefficient from gcm for latent and sensible heat fluxes.
676#  TRUE if q_cdrag on initialization is non zero (FALSE for off-line runs).
677CDRAG_FROM_GCM = y
678# default =  IF q_cdrag == 0 ldq_cdrag_from_gcm = .FALSE. ELSE .TRUE.
679
680
681# Artificial parameter to increase or decrease canopy resistance
682# Add from Nathalie - the 28 of March 2006 - advice from Fred Hourdin
683# By PFT.
684RVEG_PFT = 1., 0.5, 0.5, 1., 1., 1., 1., 1., 1., 1., 0.5, 1., 0.5
685# default = 1.
686
687
688# Interception reservoir coefficient.
689# Transforms leaf area index into size of interception reservoir
690#  for slowproc_derivvar or stomate.
691SECHIBA_QSINT = 0.02
692# default = 0.1
693
694#**************************************************************************
695# LAND_USE
696#**************************************************************************
697
698# Read a land_use vegetation map
699# pft values are needed, max time axis is 293
700LAND_USE = y
701# default = n
702
703# Year of the land_use vegetation map readed
704# year off the pft map
705# If LAND_USE (11 = 1860 - 1850 +1 for PFTmap.20C3M.nc)
706VEGET_YEAR = 151
707# default = 282
708
709# Update vegetation frequency (since 2.0 version)
710# The veget datas will be update each this time step.
711# If LAND_USE
712VEGET_UPDATE = 0Y
713# default = 1Y
714
715# treat land use modifications
716# With this variable, you can use a Land Use map
717# to simulate anthropic modifications such as   
718# deforestation.                               
719# If LAND_USE
720LAND_COVER_CHANGE = n
721# default = y
722
723#**************************************************************************
724
725# agriculture allowed?
726# With this variable, you can determine
727#  whether agriculture is allowed
728AGRICULTURE = y
729# default = y
730
731# Harvert model for agricol PFTs.
732# Compute harvest above ground biomass for agriculture.
733# Change daily turnover.
734HARVEST_AGRI = y
735# default = y
736
737# herbivores allowed?
738# With this variable, you can activate herbivores
739HERBIVORES = n
740# default = n
741
742# treat expansion of PFTs across a grid cell?
743# With this variable, you can determine
744#  whether we treat expansion of PFTs across a
745#  grid cell.
746TREAT_EXPANSION = n
747# default = n
748
749#**************************************************************************
750
751# Time within the day simulated
752# This is the time spent simulating the current day. This variable is
753#  prognostic as it will trigger all the computations which are
754#  only done once a day.
755SECHIBA_DAY = 0.0
756# default = 0.0
757
758# Time step of STOMATE and other slow processes
759# Time step (s) of regular update of vegetation
760#  cover, LAI etc. This is also the time step
761#  of STOMATE.
762DT_SLOW = 86400.
763# default = un_jour = 86400.
764
765#**************************************************************************
766
767# Allows to switch on the multilayer hydrology of CWRR
768# This flag allows the user to decide if the vertical
769#  hydrology should be treated using the multi-layer
770#  diffusion scheme adapted from CWRR by Patricia de Rosnay.
771#  by default the Choisnel hydrology is used.
772HYDROL_CWRR = n
773# default = n
774
775# do horizontal diffusion?
776# If TRUE, then water can diffuse horizontally between
777#  the PFTs' water reservoirs.
778HYDROL_OK_HDIFF = n
779# default = n
780 
781
782# time scale (s) for horizontal diffusion of water
783# If HYDROL_OK_HDIFF
784# Defines how fast diffusion occurs horizontally between
785#  the individual PFTs' water reservoirs. If infinite, no
786#  diffusion.
787HYDROL_TAU_HDIFF = 1800.
788# default = 86400.
789
790# Percent by PFT of precip that is not intercepted by the canopy (since TAG 1.8).
791# During one rainfall event, PERCENT_THROUGHFALL_PFT% of the incident rainfall
792#  will get directly to the ground without being intercepted, for each PFT..
793PERCENT_THROUGHFALL_PFT = 30., 30., 30., 30., 30., 30., 30., 30., 30., 30., 30., 30., 30.
794# default = 30., 30., 30., 30., 30., 30., 30., 30., 30., 30., 30., 30., 30.
795
796# Decides if we route the water or not
797# This flag allows the user to decide if the runoff
798#  and drainage should be routed to the ocean
799#  and to downstream grid boxes.
800RIVER_ROUTING = y
801# default = n
802
803# Name of file which contains the routing information
804# The file provided here should allow the routing module to
805#  read the high resolution grid of basins and the flow direction
806#  from one mesh to the other.
807ROUTING_FILE = routing.nc
808# default = routing.nc
809
810# Time step of the routing scheme
811# If RIVER_ROUTING
812# This values gives the time step in seconds of the routing scheme.
813#   It should be multiple of the main time step of ORCHIDEE. One day
814#   is a good value.
815ROUTING_TIMESTEP = 86400
816# default = 86400
817
818# Number of rivers
819# If RIVER_ROUTING
820# This parameter chooses the number of largest river basins
821#  which should be treated as independently as rivers and not
822#  flow into the oceans as diffusion coastal flow.
823ROUTING_RIVERS = 50
824# default = 50
825
826# Should we compute an irrigation flux
827# This parameters allows the user to ask the model
828#  to compute an irigation flux. This performed for the
829#  on very simple hypothesis. The idea is to have a good
830#  map of irrigated areas and a simple function which estimates
831#  the need to irrigate.
832DO_IRRIGATION = n
833# default = n
834
835# Name of file which contains the map of irrigated areas
836# If IRRIGATE
837# The name of the file to be opened to read the field
838#  with the area in m^2 of the area irrigated within each
839#  0.5 0.5 deg grid box. The map currently used is the one
840#  developed by the Center for Environmental Systems Research
841#  in Kassel (1995).
842IRRIGATION_FILE = irrigated.nc
843# default = irrigated.nc
844
845# Should we include floodplains
846# This parameters allows the user to ask the model
847#  to take into account the flood plains and return
848#  the water into the soil moisture. It then can go
849#  back to the atmopshere. This tried to simulate
850#  internal deltas of rivers.
851DO_FLOODPLAINS = n
852# default = n
853
854#**************************************************************************
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