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callsedim.F @ 1633

Last change on this file since 1633 was 1617, checked in by jaudouard, 8 years ago
Added modifications for CO2 clouds scheme in physiq_mod.F and added several routines and variables for CO2 microphysics. October 2016 Joachim Audouard
File size: 16.7 KB

Rev	Line
[38]	1	SUBROUTINE callsedim(ngrid,nlay, ptimestep,
[1005]	2	& pplev,zlev, zlay, pt, pdt, rdust, rice,
[358]	3	& rsedcloud,rhocloud,
[411]	4	& pq, pdqfi, pdqsed,pdqs_sed,nq,
[740]	5	& tau,tauscaling)
[520]	6	! to use 'getin'
[1036]	7	USE ioipsl_getincom, only: getin
	8	USE updaterad, only: updaterdust,updaterice_micro,updaterice_typ
	9	USE tracer_mod, only: noms, igcm_dust_mass, igcm_dust_number,
	10	& rho_dust, rho_q, radius, varian,
	11	& igcm_ccn_mass, igcm_ccn_number,
[1617]	12	& igcm_h2o_ice, nuice_sed, nuice_ref,
	13	& igcm_ccnco2_mass, igcm_ccnco2_number,
	14	& igcm_co2_ice
[1226]	15	USE comcstfi_h
[38]	16	IMPLICIT NONE
	17
	18	c=======================================================================
	19	c Sedimentation of the Martian aerosols
	20	c depending on their density and radius
	21	c
	22	c F.Forget 1999
	23	c
	24	c Modified by J.-B. Madeleine 2010: Now includes the doubleq
	25	c technique in order to have only one call to callsedim in
	26	c physiq.F.
	27	c
[1617]	28	c Modified by J. Audouard 09/16: Now includes the co2clouds case
	29	c If the co2 microphysics is on, then co2 theice & ccn tracers
	30	c are being sedimented in the microtimestep (co2cloud.F), not
	31	c in this routine.
	32	c
[38]	33	c=======================================================================
	34
	35	c-----------------------------------------------------------------------
	36	c declarations:
	37	c -------------
[520]	38
[38]	39	#include "callkeys.h"
	40
	41	c
	42	c arguments:
	43	c ----------
	44
[1005]	45	integer,intent(in) :: ngrid ! number of horizontal grid points
	46	integer,intent(in) :: nlay ! number of atmospheric layers
	47	real,intent(in) :: ptimestep ! physics time step (s)
	48	real,intent(in) :: pplev(ngrid,nlay+1) ! pressure at inter-layers (Pa)
	49	real,intent(in) :: zlev(ngrid,nlay+1) ! altitude at layer boundaries
	50	real,intent(in) :: zlay(ngrid,nlay) ! altitude at the middle of the layers
	51	real,intent(in) :: pt(ngrid,nlay) ! temperature at mid-layer (K)
	52	real,intent(in) :: pdt(ngrid,nlay) ! tendency on temperature, from
	53	! previous processes (K/s)
[38]	54	c Aerosol radius provided by the water ice microphysical scheme:
[1005]	55	real,intent(out) :: rdust(ngrid,nlay) ! Dust geometric mean radius (m)
	56	real,intent(out) :: rice(ngrid,nlay) ! H2O Ice geometric mean radius (m)
	57	c Sedimentation radius of water ice
[1047]	58	real,intent(in) :: rsedcloud(ngrid,nlay)
[1005]	59	c Cloud density (kg.m-3)
[1047]	60	real,intent(inout) :: rhocloud(ngrid,nlay)
[38]	61	c Traceurs :
[1005]	62	real,intent(in) :: pq(ngrid,nlay,nq) ! tracers (kg/kg)
	63	real,intent(in) :: pdqfi(ngrid,nlay,nq) ! tendency before sedimentation (kg/kg.s-1)
	64	real,intent(out) :: pdqsed(ngrid,nlay,nq) ! tendency due to sedimentation (kg/kg.s-1)
	65	real,intent(out) :: pdqs_sed(ngrid,nq) ! flux at surface (kg.m-2.s-1)
	66	integer,intent(in) :: nq ! number of tracers
	67	real,intent(in) :: tau(ngrid,nlay) ! dust opacity
	68	real,intent(in) :: tauscaling(ngrid)
[38]	69
	70	c local:
	71	c ------
	72
	73	INTEGER l,ig, iq
	74
[1005]	75	real zqi(ngrid,nlay,nq) ! to locally store tracers
	76	real zt(ngrid,nlay) ! to locally store temperature
	77	real masse (ngrid,nlay) ! Layer mass (kg.m-2)
	78	real epaisseur (ngrid,nlay) ! Layer thickness (m)
	79	real wq(ngrid,nlay+1) ! displaced tracer mass (kg.m-2)
	80	real r0(ngrid,nlay) ! geometric mean radius used for
[358]	81	! sedimentation (m)
[1005]	82	real r0dust(ngrid,nlay) ! geometric mean radius used for
[358]	83	! dust (m)
[1005]	84	! real r0ccn(ngrid,nlay) ! geometric mean radius used for
[740]	85	! ! CCNs (m)
[1005]	86	real,save :: beta ! correction for the shape of the ice particles (cf. newsedim)
	87
[411]	88	c for ice radius computation
	89	REAL Mo,No
	90	REAl ccntyp
[38]	91
[358]	92
[411]	93
[38]	94	c Discrete size distributions (doubleq)
	95	c ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	96	c 1) Parameters used to represent the changes in fall
	97	c velocity as a function of particle size;
[1005]	98	integer ir
	99	integer,parameter :: nr=12 !(nr=7) ! number of bins
	100	real,save :: rd(nr)
	101	real qr(ngrid,nlay,nr)
	102	real,save :: rdi(nr+1) ! extreme and intermediate radii
	103	real Sq(ngrid,nlay)
	104	real,parameter :: rdmin=1.e-8
	105	real,parameter :: rdmax=30.e-6
	106	real,parameter :: rdimin=1.e-8 ! 1.e-7
	107	real,parameter :: rdimax=1.e-4
[38]	108
	109	c 2) Second size distribution for the log-normal integration
	110	c (the mass mixing ratio is computed for each radius)
	111
[1005]	112	integer iint
	113	integer,parameter :: ninter=4 ! number of points between each rdi radii
	114	real,save :: rr(ninter,nr)
[38]	115	integer radpower
[358]	116	real sigma0
[38]	117
	118	c 3) Other local variables used in doubleq
	119
[1005]	120	INTEGER,SAVE :: idust_mass ! index of tracer containing dust mass
	121	! mix. ratio
	122	INTEGER,SAVE :: idust_number ! index of tracer containing dust number
	123	! mix. ratio
	124	INTEGER,SAVE :: iccn_mass ! index of tracer containing CCN mass
	125	! mix. ratio
	126	INTEGER,SAVE :: iccn_number ! index of tracer containing CCN number
	127	! mix. ratio
[1617]	128	INTEGER,SAVE :: iccnco2_number ! index of tracer containing CCN number
	129	INTEGER,SAVE :: iccnco2_mass ! index of tracer containing CCN number
	130	INTEGER,SAVE :: ico2_ice ! index of tracer containing CCN number
[38]	131
[1617]	132
[1005]	133	LOGICAL,SAVE :: firstcall=.true.
[38]	134
	135	c ** un petit test de coherence
	136	c --------------------------
	137
	138	IF (firstcall) THEN
[411]	139
[38]	140	c Doubleq: initialization
	141	IF (doubleq) THEN
	142	do ir=1,nr
	143	rd(ir)= rdmin(rdmax/rdmin)*(float(ir-1)/float(nr-1))
	144	end do
	145	rdi(1)=rdimin
	146	do ir=2,nr
	147	rdi(ir)= sqrt(rd(ir-1)*rd(ir))
	148	end do
	149	rdi(nr+1)=rdimax
	150
	151	do ir=1,nr
	152	do iint=1,ninter
	153	rr(iint,ir)=
	154	& rdi(ir)*
	155	& (rdi(ir+1)/rdi(ir))**(float(iint-1)/float(ninter-1))
	156	c write(,) rr(iint,ir)
	157	end do
	158	end do
	159
	160	! identify tracers corresponding to mass mixing ratio and
	161	! number mixing ratio
	162	idust_mass=0 ! dummy initialization
	163	idust_number=0 ! dummy initialization
	164
	165	do iq=1,nq
	166	if (noms(iq).eq."dust_mass") then
	167	idust_mass=iq
[1005]	168	write(,)"callsedim: idust_mass=",idust_mass
[38]	169	endif
	170	if (noms(iq).eq."dust_number") then
	171	idust_number=iq
[1005]	172	write(,)"callsedim: idust_number=",idust_number
[38]	173	endif
	174	enddo
	175
	176	! check that we did find the tracers
	177	if ((idust_mass.eq.0).or.(idust_number.eq.0)) then
	178	write(,) 'callsedim: error! could not identify'
	179	write(,) ' tracers for dust mass and number mixing'
	180	write(,) ' ratio and doubleq is activated!'
	181	stop
	182	endif
	183	ENDIF !of if (doubleq)
	184
[740]	185	IF (microphys) THEN
[358]	186	iccn_mass=0
	187	iccn_number=0
	188	do iq=1,nq
	189	if (noms(iq).eq."ccn_mass") then
	190	iccn_mass=iq
[1005]	191	write(,)"callsedim: iccn_mass=",iccn_mass
[358]	192	endif
	193	if (noms(iq).eq."ccn_number") then
	194	iccn_number=iq
[1005]	195	write(,)"callsedim: iccn_number=",iccn_number
[358]	196	endif
	197	enddo
	198	! check that we did find the tracers
	199	if ((iccn_mass.eq.0).or.(iccn_number.eq.0)) then
	200	write(,) 'callsedim: error! could not identify'
	201	write(,) ' tracers for ccn mass and number mixing'
[740]	202	write(,) ' ratio and microphys is activated!'
[358]	203	stop
	204	endif
[740]	205	ENDIF !of if (microphys)
[358]	206
[1617]	207	IF (microphysco2) THEN
	208	iccnco2_mass=0
	209	iccnco2_number=0
	210	ico2_ice=0
	211	do iq=1,nq
	212	if (noms(iq).eq."ccnco2_mass") then
	213	iccnco2_mass=iq
	214	write(,)"callsedim: iccnco2_mass=",iccnco2_mass
	215	endif
	216	if (noms(iq).eq."co2_ice") then
	217	ico2_ice=iq
	218	write(,)"callsedim: ico2_ice=",ico2_ice
	219	endif
	220	if (noms(iq).eq."ccnco2_number") then
	221	iccnco2_number=iq
	222	write(,)"callsedim: iccnco2_number=",iccnco2_number
	223	endif
	224	enddo
	225	! check that we did find the tracers
	226	if ((iccnco2_mass.eq.0).or.(iccnco2_number.eq.0)) then
	227	write(,) 'callsedim: error! could not identify'
	228	write(,) ' tracers for ccn co2 mass and number mixing'
	229	write(,) ' ratio and microphysco2 is activated!'
	230	stop
	231	endif
	232	ENDIF !of if (microphysco2)
	233
	234
[626]	235	IF (water) THEN
	236	write(,) "correction for the shape of the ice particles ?"
	237	beta=0.75 ! default value
	238	call getin("ice_shape",beta)
	239	write(,) " ice_shape = ",beta
	240
	241	write(,) "water_param nueff Sedimentation:", nuice_sed
	242	IF (activice) THEN
	243	write(,) "water_param nueff Radiative:", nuice_ref
	244	ENDIF
	245	ENDIF
[38]	246
	247	firstcall=.false.
	248	ENDIF ! of IF (firstcall)
	249
	250	c-----------------------------------------------------------------------
	251	c 1. Initialization
	252	c -----------------
	253
[1005]	254	! zqi(1:ngrid,1:nlay,1:nqmx) = 0.
	255	c Update the mass mixing ratio and temperature with the tendencies coming
[38]	256	c from other parameterizations:
	257	c ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[1005]	258	zqi(1:ngrid,1:nlay,1:nq)=pq(1:ngrid,1:nlay,1:nq)
	259	& +pdqfi(1:ngrid,1:nlay,1:nq)*ptimestep
	260	zt(1:ngrid,1:nlay)=pt(1:ngrid,1:nlay)
	261	& +pdt(1:ngrid,1:nlay)*ptimestep
[38]	262
	263
	264	c Computing the different layer properties
	265	c ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	266	c Mass (kg.m-2), thickness(m), crossing time (s) etc.
	267
	268	do l=1,nlay
	269	do ig=1, ngrid
	270	masse(ig,l)=(pplev(ig,l) - pplev(ig,l+1)) /g
	271	epaisseur(ig,l)= zlev(ig,l+1) - zlev(ig,l)
	272	end do
	273	end do
	274
	275	c =================================================================
[358]	276	c Compute the geometric mean radius used for sedimentation
	277
	278	if (doubleq) then
	279	do l=1,nlay
	280	do ig=1, ngrid
[740]	281
	282	call updaterdust(zqi(ig,l,igcm_dust_mass),
	283	& zqi(ig,l,igcm_dust_number),r0dust(ig,l),
	284	& tauscaling(ig))
	285
[358]	286	end do
	287	end do
	288	endif
	289
[740]	290
[358]	291	c =================================================================
[38]	292	do iq=1,nq
[1617]	293	if(radius(iq).gt.1.e-9 .and.(iq.ne.ico2_ice) .and.
	294	& (iq .ne. iccnco2_mass) .and. (iq .ne.
	295	& iccnco2_number)) then ! no sedim for gaz or CO2 clouds (done in microtimestep)
[38]	296
	297	c -----------------------------------------------------------------
	298	c DOUBLEQ CASE
	299	c -----------------------------------------------------------------
[358]	300	if ((doubleq.and.
[38]	301	& ((iq.eq.idust_mass).or.
[740]	302	& (iq.eq.idust_number)))) then
	303
[38]	304	c Computing size distribution:
	305	c ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	306
[520]	307	c if ((iq.eq.idust_mass).or.(iq.eq.idust_number)) then
[358]	308	do l=1,nlay
	309	do ig=1, ngrid
	310	r0(ig,l)=r0dust(ig,l)
	311	end do
[38]	312	end do
[358]	313	sigma0 = varian
[38]	314
	315	c Computing mass mixing ratio for each particle size
	316	c ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[358]	317	IF ((iq.EQ.idust_mass).or.(iq.EQ.iccn_mass)) then
[38]	318	radpower = 2
[520]	319	ELSE ! number
[38]	320	radpower = -1
	321	ENDIF
	322	Sq(1:ngrid,1:nlay) = 0.
	323	do ir=1,nr
	324	do l=1,nlay
	325	do ig=1,ngrid
	326	c ****************
	327	c Size distribution integration
	328	c (Trapezoid Integration Method)
	329	qr(ig,l,ir)=0.5(rr(2,ir)-rr(1,ir))
	330	& (rr(1,ir)*radpower)
[358]	331	& exp(-(log(rr(1,ir)/r0(ig,l)))*2/(2sigma0**2))
[38]	332	do iint=2,ninter-1
	333	qr(ig,l,ir)=qr(ig,l,ir) +
	334	& 0.5(rr(iint+1,ir)-rr(iint-1,ir))
	335	& (rr(iint,ir)*radpower)
	336	& exp(-(log(rr(iint,ir)/r0(ig,l)))**2/
[358]	337	& (2sigma0*2))
[38]	338	end do
	339	qr(ig,l,ir)=qr(ig,l,ir) +
	340	& 0.5(rr(ninter,ir)-rr(ninter-1,ir))
	341	& (rr(ninter,ir)*radpower)
	342	& exp(-(log(rr(ninter,ir)/r0(ig,l)))**2/
[358]	343	& (2sigma0*2))
[38]	344
	345	c **************** old method (not recommended!)
	346	c qr(ig,l,ir)=(rd(ir)*(5-3iq))*
[358]	347	c & exp( -(log(rd(ir)/r0(ig,l)))*2 / (2sigma0**2) )
[38]	348	c ******************************
	349
	350	Sq(ig,l)=Sq(ig,l)+qr(ig,l,ir)
	351	enddo
	352	enddo
	353	enddo
	354
	355	do ir=1,nr
	356	do l=1,nlay
	357	do ig=1,ngrid
	358	qr(ig,l,ir) = zqi(ig,l,iq)*qr(ig,l,ir)/Sq(ig,l)
	359	enddo
	360	enddo
	361	enddo
	362
	363	c Computing sedimentation for each tracer
	364	c ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	365
	366	zqi(1:ngrid,1:nlay,iq) = 0.
	367	pdqs_sed(1:ngrid,iq) = 0.
	368
	369	do ir=1,nr
[740]	370
[358]	371	call newsedim(ngrid,nlay,1,1,ptimestep,
[1005]	372	& pplev,masse,epaisseur,zt,rd(ir),rho_dust,qr(1,1,ir),
[358]	373	& wq,0.5)
[38]	374
	375	c Tendencies
	376	c ~~~~~~~~~~
	377	do ig=1,ngrid
	378	pdqs_sed(ig,iq) = pdqs_sed(ig,iq)
	379	& + wq(ig,1)/ptimestep
	380	end do
	381	DO l = 1, nlay
	382	DO ig=1,ngrid
	383	zqi(ig,l,iq)=zqi(ig,l,iq)+qr(ig,l,ir)
	384	ENDDO
	385	ENDDO
	386	enddo ! of do ir=1,nr
	387	c -----------------------------------------------------------------
[626]	388	c WATER CYCLE CASE
[38]	389	c -----------------------------------------------------------------
[626]	390	else if ((iq .eq. iccn_mass) .or. (iq .eq. iccn_number)
	391	& .or. (iq .eq. igcm_h2o_ice)) then
	392	if (microphys) then
	393	! water ice sedimentation
	394	call newsedim(ngrid,nlay,ngridnlay,ngridnlay,
[1005]	395	& ptimestep,pplev,masse,epaisseur,zt,rsedcloud,rhocloud,
[626]	396	& zqi(1,1,iq),wq,beta)
	397	else
	398	! water ice sedimentation
	399	call newsedim(ngrid,nlay,ngrid*nlay,1,
[1005]	400	& ptimestep,pplev,masse,epaisseur,zt,rsedcloud,rho_q(iq),
[626]	401	& zqi(1,1,iq),wq,beta)
	402	endif ! of if (microphys)
[38]	403	c Tendencies
	404	c ~~~~~~~~~~
[626]	405	do ig=1,ngrid
	406	pdqs_sed(ig,iq)=wq(ig,1)/ptimestep
	407	end do
[38]	408	c -----------------------------------------------------------------
	409	c GENERAL CASE
	410	c -----------------------------------------------------------------
[626]	411	else
[358]	412	call newsedim(ngrid,nlay,1,1,ptimestep,
[1005]	413	& pplev,masse,epaisseur,zt,radius(iq),rho_q(iq),
[38]	414	& zqi(1,1,iq),wq,1.0)
	415	c Tendencies
	416	c ~~~~~~~~~~
	417	do ig=1,ngrid
	418	pdqs_sed(ig,iq)=wq(ig,1)/ptimestep
	419	end do
	420	endif ! of if doubleq and if water
	421	c -----------------------------------------------------------------
	422
[358]	423	c Compute the final tendency:
	424	c ---------------------------
[38]	425	DO l = 1, nlay
	426	DO ig=1,ngrid
	427	pdqsed(ig,l,iq)=(zqi(ig,l,iq)-
	428	$ (pq(ig,l,iq) + pdqfi(ig,l,iq)*ptimestep))/ptimestep
	429	ENDDO
	430	ENDDO
	431
	432	endif ! of if(radius(iq).gt.1.e-9)
	433	c =================================================================
	434	enddo ! of do iq=1,nq
[1005]	435
[358]	436	c Update the dust particle size "rdust"
	437	c -------------------------------------
[635]	438	if (doubleq) then
	439	DO l = 1, nlay
[358]	440	DO ig=1,ngrid
[740]	441
	442
	443	call updaterdust(zqi(ig,l,igcm_dust_mass),
	444	& zqi(ig,l,igcm_dust_number),rdust(ig,l),
	445	& tauscaling(ig))
	446
	447
[358]	448	ENDDO
[635]	449	ENDDO
	450	endif ! of if (doubleq)
[411]	451
	452	c Update the ice particle size "rice"
	453	c -------------------------------------
[635]	454	if (water) then
[740]	455	IF(microphys) THEN
	456
	457
[626]	458	DO l = 1, nlay
	459	DO ig=1,ngrid
[740]	460
	461	call updaterice_micro(zqi(ig,l,igcm_h2o_ice),
	462	& zqi(ig,l,igcm_ccn_mass),zqi(ig,l,igcm_ccn_number),
	463	& tauscaling(ig),rice(ig,l),rhocloud(ig,l))
[626]	464
	465	ENDDO
	466	ENDDO
[740]	467
[635]	468	ELSE
[740]	469
[626]	470	DO l = 1, nlay
	471	DO ig=1,ngrid
[740]	472
	473	call updaterice_typ(zqi(ig,l,igcm_h2o_ice),
	474	& tau(ig,1),zlay(ig,l),rice(ig,l))
	475
[626]	476	ENDDO
	477	ENDDO
[740]	478	ENDIF ! of IF(microphys)
[635]	479	endif ! of if (water)
[358]	480
[38]	481	END
	482

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