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initracer.F @ 2566

Last change on this file since 2566 was 2562, checked in by cmathe, 4 years ago
GCM MARS: CO2 clouds microphysics improvements
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[1224]	1	SUBROUTINE initracer(ngrid,nq,qsurf)
[38]	2
[1036]	3	use tracer_mod
[2321]	4	use comcstfi_h, only: pi
[2409]	5	use dust_param_mod, only: doubleq, submicron, dustbin
[38]	6	IMPLICIT NONE
	7	c=======================================================================
	8	c subject:
	9	c --------
	10	c Initialization related to tracer
	11	c (transported dust, water, chemical species, ice...)
	12	c
	13	c Name of the tracer
	14	c
	15	c Test of dimension :
[1036]	16	c Initialize tracer related data in tracer_mod, using tracer names provided
	17	c by the dynamics in "infotrac"
[38]	18	c
	19	c
	20	c author: F.Forget
	21	c ------
	22	c Modifs: Franck Montmessin, Sebastien Lebonnois (june 2003)
	23	c Ehouarn Millour (oct. 2008) identify tracers by their names
	24	c=======================================================================
	25
	26
[1974]	27	include "callkeys.h"
[38]	28
[1036]	29	integer,intent(in) :: ngrid ! number of atmospheric columns
	30	integer,intent(in) :: nq ! number of tracers
	31	real,intent(out) :: qsurf(ngrid,nq) ! tracer on surface (e.g. kg.m-2)
	32
[283]	33	integer iq,ig,count
[38]	34	real r0_lift , reff_lift, nueff_lift
[1974]	35	real r0_storm,reff_storm
[38]	36	c Ratio of small over large dust particles (used when both
	37	c doubleq and the submicron mode are active); In Montmessin
	38	c et al. (2002), a value of 25 has been deduced;
	39	real, parameter :: popratio = 25.
[1974]	40	character(len=30) :: txt ! to store some text
[38]	41
	42	c-----------------------------------------------------------------------
[1036]	43	c radius(nq) ! aerosol particle radius (m)
	44	c rho_q(nq) ! tracer densities (kg.m-3)
	45	c alpha_lift(nq) ! saltation vertical flux/horiz flux ratio (m-1)
	46	c alpha_devil(nq) ! lifting coeeficient by dust devil
[38]	47	c rho_dust ! Mars dust density
	48	c rho_ice ! Water ice density
	49	c nuice_ref ! Effective variance nueff of the
	50	c ! water-ice size distributions
	51	c doubleq ! if method with mass (iq=1) and number(iq=2) mixing ratio
	52	c varian ! Characteristic variance of log-normal distribution
	53	c-----------------------------------------------------------------------
	54
[1036]	55
[38]	56	c------------------------------------------------------------
	57	c NAME and molar mass of the tracer
	58	c------------------------------------------------------------
	59
	60	! Identify tracers by their names: (and set corresponding values of mmol)
	61	! 0. initialize tracer indexes to zero:
[1036]	62	igcm_dustbin(1:nq)=0
[1617]	63	igcm_co2_ice=0
	64	igcm_ccnco2_mass=0
	65	igcm_ccnco2_number=0
[2562]	66	igcm_ccnco2_h2o_mass_ice=0
	67	igcm_ccnco2_h2o_mass_ccn=0
	68	igcm_ccnco2_h2o_number=0
[38]	69	igcm_dust_mass=0
	70	igcm_dust_number=0
[358]	71	igcm_ccn_mass=0
	72	igcm_ccn_number=0
[38]	73	igcm_dust_submicron=0
	74	igcm_h2o_vap=0
	75	igcm_h2o_ice=0
[2312]	76	igcm_hdo_vap=0
	77	igcm_hdo_ice=0
[1974]	78	igcm_stormdust_mass=0
	79	igcm_stormdust_number=0
[2199]	80	igcm_topdust_mass=0
	81	igcm_topdust_number=0
[38]	82	igcm_co2=0
	83	igcm_co=0
	84	igcm_o=0
	85	igcm_o1d=0
	86	igcm_o2=0
	87	igcm_o3=0
	88	igcm_h=0
[2461]	89	igcm_d=0
	90	igcm_hd=0
[38]	91	igcm_h2=0
[2461]	92	igcm_od=0
	93	igcm_do2=0
	94	igcm_hdo2=0
[38]	95	igcm_oh=0
	96	igcm_ho2=0
	97	igcm_h2o2=0
[459]	98	igcm_ch4=0
[38]	99	igcm_n2=0
	100	igcm_ar=0
	101	igcm_ar_n2=0
[171]	102	igcm_n=0
	103	igcm_no=0
	104	igcm_no2=0
	105	igcm_n2d=0
[1660]	106	igcm_he=0
[171]	107	igcm_co2plus=0
	108	igcm_oplus=0
	109	igcm_o2plus=0
	110	igcm_coplus=0
	111	igcm_cplus=0
	112	igcm_nplus=0
	113	igcm_noplus=0
	114	igcm_n2plus=0
	115	igcm_hplus=0
[635]	116	igcm_hco2plus=0
[2284]	117	igcm_hcoplus=0
[2302]	118	igcm_h2oplus=0
[2321]	119	igcm_h3oplus=0
	120	igcm_ohplus=0
[171]	121	igcm_elec=0
[38]	122
	123	! 1. find dust tracers
	124	count=0
	125	if (dustbin.gt.0) then
[1036]	126	do iq=1,nq
[38]	127	txt=" "
	128	write(txt,'(a4,i2.2)')'dust',count+1
	129	if (noms(iq).eq.txt) then
	130	count=count+1
	131	igcm_dustbin(count)=iq
	132	mmol(iq)=100.
	133	endif
[1036]	134	enddo !do iq=1,nq
[38]	135	endif ! of if (dustbin.gt.0)
	136	if (doubleq) then
[1036]	137	do iq=1,nq
[38]	138	if (noms(iq).eq."dust_mass") then
	139	igcm_dust_mass=iq
	140	count=count+1
	141	endif
	142	if (noms(iq).eq."dust_number") then
	143	igcm_dust_number=iq
	144	count=count+1
	145	endif
	146	enddo
	147	endif ! of if (doubleq)
[740]	148	if (microphys) then
[1036]	149	do iq=1,nq
[358]	150	if (noms(iq).eq."ccn_mass") then
	151	igcm_ccn_mass=iq
	152	count=count+1
	153	endif
	154	if (noms(iq).eq."ccn_number") then
	155	igcm_ccn_number=iq
	156	count=count+1
	157	endif
	158	enddo
[740]	159	endif ! of if (microphys)
[38]	160	if (submicron) then
[1036]	161	do iq=1,nq
[38]	162	if (noms(iq).eq."dust_submicron") then
	163	igcm_dust_submicron=iq
	164	mmol(iq)=100.
	165	count=count+1
	166	endif
	167	enddo
	168	endif ! of if (submicron)
[1974]	169	if (rdstorm) then
	170	do iq=1,nq
	171	if (noms(iq).eq."stormdust_mass") then
	172	igcm_stormdust_mass=iq
	173	count=count+1
	174	endif
	175	if (noms(iq).eq."stormdust_number") then
	176	igcm_stormdust_number=iq
	177	count=count+1
	178	endif
	179	enddo
[2199]	180	endif ! of if (rdstorm)
	181	if (slpwind) then
	182	do iq=1,nq
	183	if (noms(iq).eq."topdust_mass") then
	184	igcm_topdust_mass=iq
	185	count=count+1
	186	endif
	187	if (noms(iq).eq."topdust_number") then
	188	igcm_topdust_number=iq
	189	count=count+1
	190	endif
	191	enddo
	192	endif ! of if (slpwind)
[38]	193	! 2. find chemistry and water tracers
[1036]	194	do iq=1,nq
[38]	195	if (noms(iq).eq."co2") then
	196	igcm_co2=iq
	197	mmol(igcm_co2)=44.
	198	count=count+1
	199	endif
	200	if (noms(iq).eq."co") then
	201	igcm_co=iq
	202	mmol(igcm_co)=28.
	203	count=count+1
	204	endif
	205	if (noms(iq).eq."o") then
	206	igcm_o=iq
	207	mmol(igcm_o)=16.
	208	count=count+1
	209	endif
	210	if (noms(iq).eq."o1d") then
	211	igcm_o1d=iq
	212	mmol(igcm_o1d)=16.
	213	count=count+1
	214	endif
	215	if (noms(iq).eq."o2") then
	216	igcm_o2=iq
	217	mmol(igcm_o2)=32.
	218	count=count+1
	219	endif
	220	if (noms(iq).eq."o3") then
	221	igcm_o3=iq
	222	mmol(igcm_o3)=48.
	223	count=count+1
	224	endif
	225	if (noms(iq).eq."h") then
	226	igcm_h=iq
	227	mmol(igcm_h)=1.
	228	count=count+1
	229	endif
	230	if (noms(iq).eq."h2") then
	231	igcm_h2=iq
	232	mmol(igcm_h2)=2.
	233	count=count+1
	234	endif
	235	if (noms(iq).eq."oh") then
	236	igcm_oh=iq
	237	mmol(igcm_oh)=17.
	238	count=count+1
	239	endif
	240	if (noms(iq).eq."ho2") then
	241	igcm_ho2=iq
	242	mmol(igcm_ho2)=33.
	243	count=count+1
	244	endif
	245	if (noms(iq).eq."h2o2") then
	246	igcm_h2o2=iq
	247	mmol(igcm_h2o2)=34.
	248	count=count+1
	249	endif
	250	if (noms(iq).eq."n2") then
	251	igcm_n2=iq
	252	mmol(igcm_n2)=28.
	253	count=count+1
	254	endif
[324]	255	if (noms(iq).eq."ch4") then
	256	igcm_ch4=iq
	257	mmol(igcm_ch4)=16.
	258	count=count+1
	259	endif
[38]	260	if (noms(iq).eq."ar") then
	261	igcm_ar=iq
	262	mmol(igcm_ar)=40.
	263	count=count+1
	264	endif
[324]	265	if (noms(iq).eq."n") then
[171]	266	igcm_n=iq
	267	mmol(igcm_n)=14.
	268	count=count+1
	269	endif
	270	if (noms(iq).eq."no") then
	271	igcm_no=iq
	272	mmol(igcm_no)=30.
	273	count=count+1
	274	endif
	275	if (noms(iq).eq."no2") then
	276	igcm_no2=iq
	277	mmol(igcm_no2)=46.
	278	count=count+1
	279	endif
	280	if (noms(iq).eq."n2d") then
	281	igcm_n2d=iq
	282	mmol(igcm_n2d)=28.
	283	count=count+1
	284	endif
[1660]	285	if (noms(iq).eq."he") then
	286	igcm_he=iq
	287	mmol(igcm_he)=4.
	288	count=count+1
	289	endif
[171]	290	if (noms(iq).eq."co2plus") then
	291	igcm_co2plus=iq
	292	mmol(igcm_co2plus)=44.
	293	count=count+1
	294	endif
	295	if (noms(iq).eq."oplus") then
	296	igcm_oplus=iq
	297	mmol(igcm_oplus)=16.
	298	count=count+1
	299	endif
	300	if (noms(iq).eq."o2plus") then
	301	igcm_o2plus=iq
	302	mmol(igcm_o2plus)=32.
	303	count=count+1
	304	endif
	305	if (noms(iq).eq."coplus") then
	306	igcm_coplus=iq
	307	mmol(igcm_coplus)=28.
	308	count=count+1
	309	endif
	310	if (noms(iq).eq."cplus") then
	311	igcm_cplus=iq
	312	mmol(igcm_cplus)=12.
	313	count=count+1
	314	endif
	315	if (noms(iq).eq."nplus") then
	316	igcm_nplus=iq
	317	mmol(igcm_nplus)=14.
	318	count=count+1
	319	endif
	320	if (noms(iq).eq."noplus") then
	321	igcm_noplus=iq
	322	mmol(igcm_noplus)=30.
	323	count=count+1
	324	endif
[324]	325	if (noms(iq).eq."n2plus") then
[171]	326	igcm_n2plus=iq
	327	mmol(igcm_n2plus)=28.
	328	count=count+1
	329	endif
	330	if (noms(iq).eq."hplus") then
	331	igcm_hplus=iq
	332	mmol(igcm_hplus)=1.
	333	count=count+1
	334	endif
[635]	335	if (noms(iq).eq."hco2plus") then
	336	igcm_hco2plus=iq
	337	mmol(igcm_hco2plus)=45.
	338	count=count+1
	339	endif
[2284]	340	if (noms(iq).eq."hcoplus") then
	341	igcm_hcoplus=iq
	342	mmol(igcm_hcoplus)=29.
	343	count=count+1
	344	endif
[2302]	345	if (noms(iq).eq."h2oplus") then
	346	igcm_h2oplus=iq
	347	mmol(igcm_h2oplus)=18.
	348	count=count+1
	349	endif
[2321]	350	if (noms(iq).eq."h3oplus") then
	351	igcm_h3oplus=iq
	352	mmol(igcm_h3oplus)=19.
	353	count=count+1
	354	endif
	355	if (noms(iq).eq."ohplus") then
	356	igcm_ohplus=iq
	357	mmol(igcm_ohplus)=17.
	358	count=count+1
	359	endif
[171]	360	if (noms(iq).eq."elec") then
	361	igcm_elec=iq
	362	mmol(igcm_elec)=1./1822.89
	363	count=count+1
	364	endif
[38]	365	if (noms(iq).eq."h2o_vap") then
	366	igcm_h2o_vap=iq
	367	mmol(igcm_h2o_vap)=18.
	368	count=count+1
	369	endif
[2312]	370	if (noms(iq).eq."hdo_vap") then
	371	igcm_hdo_vap=iq
[2462]	372	mmol(igcm_hdo_vap)=19.
[2312]	373	count=count+1
	374	endif
[2461]	375	if (noms(iq).eq."od") then
	376	igcm_od=iq
	377	mmol(igcm_od)=18.
	378	count=count+1
	379	endif
	380	if (noms(iq).eq."d") then
	381	igcm_d=iq
	382	mmol(igcm_d)=2.
	383	count=count+1
	384	endif
	385	if (noms(iq).eq."hd") then
	386	igcm_hd=iq
	387	mmol(igcm_hd)=3.
	388	count=count+1
	389	endif
	390	if (noms(iq).eq."do2") then
	391	igcm_do2=iq
	392	mmol(igcm_do2)=34.
	393	count=count+1
	394	endif
	395	if (noms(iq).eq."hdo2") then
	396	igcm_hdo2=iq
	397	mmol(igcm_hdo2)=35.
	398	count=count+1
	399	endif
[1617]	400	if (noms(iq).eq."co2_ice") then
	401	igcm_co2_ice=iq
	402	mmol(igcm_co2_ice)=44.
	403	count=count+1
	404	endif
[38]	405	if (noms(iq).eq."h2o_ice") then
	406	igcm_h2o_ice=iq
	407	mmol(igcm_h2o_ice)=18.
	408	count=count+1
	409	endif
[2312]	410	if (noms(iq).eq."hdo_ice") then
	411	igcm_hdo_ice=iq
[2463]	412	mmol(igcm_hdo_ice)=19.
[2312]	413	count=count+1
	414	endif
[38]	415	! Other stuff: e.g. for simulations using co2 + neutral gaz
	416	if (noms(iq).eq."Ar_N2") then
	417	igcm_ar_n2=iq
	418	mmol(igcm_ar_n2)=30.
	419	count=count+1
	420	endif
[1720]	421	if (co2clouds) then
[1617]	422	if (noms(iq).eq."ccnco2_mass") then
	423	igcm_ccnco2_mass=iq
	424	count=count+1
	425	endif
	426	if (noms(iq).eq."ccnco2_number") then
	427	igcm_ccnco2_number=iq
	428	count=count+1
	429	endif
[2562]	430	if (co2useh2o) then
	431	if (noms(iq).eq."ccnco2_h2o_number") then
	432	igcm_ccnco2_h2o_number=iq
	433	count=count+1
	434	endif
	435	if (noms(iq).eq."ccnco2_h2o_mass_ice") then
	436	igcm_ccnco2_h2o_mass_ice=iq
	437	count=count+1
	438	endif
	439	if (noms(iq).eq."ccnco2_h2o_mass_ccn") then
	440	igcm_ccnco2_h2o_mass_ccn=iq
	441	count=count+1
	442	endif
	443	end if
[1617]	444	endif
	445	enddo ! of do iq=1,nq
	446
[38]	447	! check that we identified all tracers:
[1036]	448	if (count.ne.nq) then
[38]	449	write(,) "initracer: found only ",count," tracers"
[1036]	450	write(,) " expected ",nq
[38]	451	do iq=1,count
	452	write(,)' ',iq,' ',trim(noms(iq))
	453	enddo
[2302]	454	call abort_physic("initracer","tracer mismatch",1)
[38]	455	else
	456	write(,) "initracer: found all expected tracers, namely:"
[1036]	457	do iq=1,nq
[38]	458	write(,)' ',iq,' ',trim(noms(iq))
	459	enddo
	460	endif
	461
	462	! if water cycle but iceparty=.false., there will nevertheless be
	463	! water ice at the surface (iceparty is not used anymore, but this
	464	! part is still relevant, as we want to stay compatible with the
	465	! older versions).
	466	if (water.and.(igcm_h2o_ice.eq.0)) then
	467	igcm_h2o_ice=igcm_h2o_vap ! so that qsurf(i_h2o_ice) is identified
	468	! even though there is no q(i_h2o_ice)
	469	else
	470	! surface ice qsurf(i_h2o_ice) was loaded twice by phyetat0,
	471	! as qsurf(i_h2o_vap) & as qsurf(i_h2o_ice), so to be clean:
	472	if (igcm_h2o_vap.ne.0) then
[1036]	473	qsurf(1:ngrid,igcm_h2o_vap)=0
[38]	474	endif
	475	endif
	476
[2312]	477	! Additional test required for HDO
	478	! We need to compute some things for H2O before HDO
	479	if (hdo) then
	480	if (igcm_h2o_vap.gt.igcm_hdo_vap) then
[2398]	481	call abort_physic("initracer",
	482	& "Tracer H2O must be initialized before HDO",1)
[2324]	483	else if ((nqfils(igcm_h2o_ice).lt.1)
	484	& .or. (nqfils(igcm_h2o_vap).lt.1)) then
	485	write(,) "HDO must be transported as a son",
	486	& " of H2O: complete traceur.def"
[2398]	487	call abort_physic("initracer","adapt your tracer.def",1)
[2324]	488	else if ((igcm_hdo_ice.lt.nq-2)
	489	& .or. (igcm_hdo_vap.lt.nq-2)) then
	490	write(,) "The isotopes (HDO) must be placed at",
	491	& " the end of the list in traceur.def"
[2398]	492	call abort_physic("initracer","adapt your tracer.def",1)
[2312]	493	endif
	494	endif
	495
[38]	496	c------------------------------------------------------------
[1036]	497	c Initialize tracers .... (in tracer_mod)
[38]	498	c------------------------------------------------------------
[1005]	499	! start by setting everything to (default) zero
[1036]	500	rho_q(1:nq)=0 ! tracer density (kg.m-3)
	501	radius(1:nq)=0. ! tracer particle radius (m)
	502	alpha_lift(1:nq) =0. ! tracer saltation vertical flux/horiz flux ratio (m-1)
	503	alpha_devil(1:nq)=0. ! tracer lifting coefficient by dust devils
[38]	504
[1005]	505
	506	! some reference values
[38]	507	rho_dust=2500. ! Mars dust density (kg.m-3)
	508	rho_ice=920. ! Water ice density (kg.m-3)
[1685]	509	rho_ice_co2=1650.
	510	!Mangan et al., Icarus 2017 :CO2 density = 1.72391-2.53×10−4T – 2.87×10−6T^2
[38]	511	nuice_ref=0.1 ! Effective variance nueff of the
[358]	512	! water-ice size distribution
[455]	513	!!!nuice_sed=0.45 ! Sedimentation effective variance
[358]	514	! of the water-ice size distribution
[38]	515
[2494]	516	nuiceco2_ref=0.2 !C.M. Effective variance nueff of the
	517	! co2-ice size distribution
[38]	518	if (doubleq) then
	519	c "doubleq" technique
	520	c -------------------
	521	c (transport of mass and number mixing ratio)
	522	c iq=1: Q mass mixing ratio, iq=2: N number mixing ratio
	523
[2312]	524	if( (nq.lt.2).or.(water.and.(nq.lt.4))
	525	* .or.(hdo.and.(nq.lt.6) )) then
[1036]	526	write(,)'initracer: nq is too low : nq=', nq
[38]	527	write(,)'water= ',water,' doubleq= ',doubleq
	528	end if
	529
	530	nueff_lift = 0.5
	531	varian=sqrt(log(1.+nueff_lift))
	532
	533	rho_q(igcm_dust_mass)=rho_dust
	534	rho_q(igcm_dust_number)=rho_dust
	535
	536	c Intermediate calcul for computing geometric mean radius r0
	537	c as a function of mass and number mixing ratio Q and N
	538	c (r0 = (r3n_q * Q/ N)^(1/3))
	539	r3n_q = exp(-4.5varian2)(3./4.)/(pi*rho_dust)
	540
	541	c Intermediate calcul for computing effective radius reff
	542	c from geometric mean radius r0
	543	c (reff = ref_r0 * r0)
	544	ref_r0 = exp(2.5varian*2)
	545
	546	c lifted dust :
	547	c '''''''''''
	548	reff_lift = 3.0e-6 !3.e-6 !Effective radius of lifted dust (m)
	549	alpha_devil(igcm_dust_mass)=9.e-9 ! dust devil lift mass coeff
	550	c alpha_lift(igcm_dust_mass)=3.0e-15 ! Lifted mass coeff
[1455]	551
	552	!! default lifting settings
	553	!! -- GCM: alpha_lift not zero because large-scale lifting by default
	554	!! -- MESOSCALE: alpha_lift zero because no lifting at all in mesoscale by default
	555	#ifdef MESOSCALE
	556	alpha_lift(igcm_dust_mass)=0.0
	557	#else
[38]	558	alpha_lift(igcm_dust_mass)=1.e-6 !1.e-6 !Lifted mass coeff
[1974]	559	IF (dustinjection.ge.1) THEN
	560	reff_lift = 3.0e-6 ! Effective radius of lifted dust (m)
	561	alpha_lift(igcm_dust_mass)=(4/3.)reff_liftrho_dust
	562	& /2.4
	563	ENDIF
[1455]	564	#endif
[38]	565
	566	r0_lift = reff_lift/ref_r0
	567	alpha_devil(igcm_dust_number)=r3n_q*
	568	& alpha_devil(igcm_dust_mass)/r0_lift**3
	569	alpha_lift(igcm_dust_number)=r3n_q*
	570	& alpha_lift(igcm_dust_mass)/r0_lift**3
	571
	572	radius(igcm_dust_mass) = reff_lift
	573	radius(igcm_dust_number) = reff_lift
	574
	575	write(,) "initracer: doubleq_param reff_lift:", reff_lift
	576	write(,) "initracer: doubleq_param nueff_lift:", nueff_lift
	577	write(,) "initracer: doubleq_param alpha_lift:",
	578	& alpha_lift(igcm_dust_mass)
[1974]	579	!c ----------------------------------------------------------------------
	580	!c rocket dust storm scheme
	581	!c lifting tracer stormdust using same distribution than
	582	!c normal dust
	583	if (rdstorm) then
	584	reff_storm=3.e-6 ! reff_lift !3.e-6
	585	r0_storm=reff_storm/ref_r0
	586	rho_q(igcm_stormdust_mass)=rho_dust
	587	rho_q(igcm_stormdust_number)=rho_dust
	588
	589	alpha_devil(igcm_stormdust_mass)=9.e-9 ! dust devil lift mass coeff
	590	alpha_lift(igcm_stormdust_mass)=4./3./2.4reff_stormrho_dust
	591
	592	write(,) 'alpha_lift(rds):',alpha_lift(igcm_stormdust_mass)
	593
	594	alpha_devil(igcm_stormdust_number)=r3n_q*
	595	& alpha_devil(igcm_stormdust_mass)/r0_storm**3
	596	alpha_lift(igcm_stormdust_number)=r3n_q*
	597	& alpha_lift(igcm_stormdust_mass)/r0_storm**3
	598
	599	radius(igcm_stormdust_mass) = reff_storm
	600	radius(igcm_stormdust_number) = reff_storm
	601	end if !(rdstorm)
	602	!c ----------------------------------------------------------------------
[2199]	603	!c slope wind scheme
	604	!c you need a radius value for topdust to active its sedimentation
	605	!c we take the same value as for the normal dust
	606	if (slpwind) then
	607	rho_q(igcm_topdust_mass)=rho_dust
	608	rho_q(igcm_topdust_number)=rho_dust
	609	radius(igcm_topdust_mass) = 3.e-6
	610	radius(igcm_topdust_number) = 3.e-6
	611	end if !(slpwind)
	612	!c ----------------------------------------------------------------------
[1974]	613
[38]	614	else
	615
[648]	616	! initialize varian, which may be used (e.g. by surfacearea)
	617	! even with conrath dust
	618	nueff_lift = 0.5
	619	varian=sqrt(log(1.+nueff_lift))
	620
[38]	621	if (dustbin.gt.1) then
	622	print*,'initracer: STOP!',
	623	$ ' properties of dust need to be set in initracer !!!'
[2302]	624	call abort_physic("initracer","dustbin properties issue",1)
[38]	625
	626	else if (dustbin.eq.1) then
	627
	628	c This will be used for 1 dust particle size:
	629	c ------------------------------------------
	630	radius(igcm_dustbin(1))=3.e-6
	631	alpha_lift(igcm_dustbin(1))=0.0e-6
	632	alpha_devil(igcm_dustbin(1))=7.65e-9
	633	rho_q(igcm_dustbin(1))=rho_dust
	634
	635	endif
	636	end if ! (doubleq)
	637
[358]	638
	639	c Scavenging of dust particles by H2O clouds:
	640	c ------------------------------------------
	641	c Initialize the two tracers used for the CCNs
	642	if (water.AND.doubleq.AND.scavenging) then
	643	radius(igcm_ccn_mass) = radius(igcm_dust_mass)
	644	alpha_lift(igcm_ccn_mass) = 1e-30
	645	alpha_devil(igcm_ccn_mass) = 1e-30
	646	rho_q(igcm_ccn_mass) = rho_dust
	647
	648	radius(igcm_ccn_number) = radius(igcm_ccn_mass)
	649	alpha_lift(igcm_ccn_number) = alpha_lift(igcm_ccn_mass)
	650	alpha_devil(igcm_ccn_number) = alpha_devil(igcm_ccn_mass)
	651	rho_q(igcm_ccn_number) = rho_q(igcm_ccn_mass)
	652	endif ! of if (water.AND.doubleq.AND.scavenging)
	653
[38]	654	c Submicron dust mode:
	655	c --------------------
	656
	657	if (submicron) then
	658	radius(igcm_dust_submicron)=0.1e-6
	659	rho_q(igcm_dust_submicron)=rho_dust
	660	if (doubleq) then
	661	c If doubleq is also active, we use the population ratio:
	662	alpha_lift(igcm_dust_submicron) =
	663	& alpha_lift(igcm_dust_number)popratio
	664	& rho_q(igcm_dust_submicron)4./3.pi*
	665	& radius(igcm_dust_submicron)**3.
	666	alpha_devil(igcm_dust_submicron)=1.e-30
	667	else
	668	alpha_lift(igcm_dust_submicron)=1e-6
	669	alpha_devil(igcm_dust_submicron)=1.e-30
	670	endif ! (doubleq)
	671	end if ! (submicron)
	672
	673	c Initialization for water vapor
	674	c ------------------------------
	675	if(water) then
	676	radius(igcm_h2o_vap)=0.
	677	alpha_lift(igcm_h2o_vap) =0.
	678	alpha_devil(igcm_h2o_vap)=0.
[1036]	679	if(water.and.(nq.ge.2)) then
[38]	680	radius(igcm_h2o_ice)=3.e-6
	681	rho_q(igcm_h2o_ice)=rho_ice
	682	alpha_lift(igcm_h2o_ice) =0.
	683	alpha_devil(igcm_h2o_ice)=0.
[1036]	684	elseif(water.and.(nq.lt.2)) then
	685	write(,) 'nq is too low : nq=', nq
[38]	686	write(,) 'water= ',water
	687	endif
	688
	689	end if ! (water)
[2312]	690
	691	c Initialization for hdo vapor
	692	c ------------------------------
	693	if (hdo) then
	694	radius(igcm_hdo_vap)=0.
	695	alpha_lift(igcm_hdo_vap) =0.
	696	alpha_devil(igcm_hdo_vap)=0.
	697	if(water.and.(nq.ge.2)) then
	698	radius(igcm_hdo_ice)=3.e-6
	699	rho_q(igcm_hdo_ice)=rho_ice
	700	alpha_lift(igcm_hdo_ice) =0.
	701	alpha_devil(igcm_hdo_ice)=0.
	702	elseif(hdo.and.(nq.lt.6)) then
	703	write(,) 'nq is too low : nq=', nq
	704	write(,) 'hdo= ',hdo
	705	endif
	706
	707	end if ! (hdo)
	708
[1617]	709
	710	! Initialisation for CO2 clouds
	711	if (co2clouds ) then
	712	radius(igcm_ccnco2_mass) = radius(igcm_dust_mass)
	713	alpha_lift(igcm_ccnco2_mass) = 1e-30
	714	alpha_devil(igcm_ccnco2_mass) = 1e-30
	715	rho_q(igcm_ccnco2_mass) = rho_dust
	716	radius(igcm_ccnco2_number) = radius(igcm_ccnco2_mass)
	717	alpha_lift(igcm_ccnco2_number) = alpha_lift(igcm_ccnco2_mass)
	718	alpha_devil(igcm_ccnco2_number) = alpha_devil(igcm_ccnco2_mass)
	719	rho_q(igcm_ccnco2_number) = rho_q(igcm_ccnco2_mass)
	720
	721	radius(igcm_co2)=0.
	722	alpha_lift(igcm_co2) =0.
	723	alpha_devil(igcm_co2)=0.
[1685]	724	radius(igcm_co2_ice)=1.e-8
[1617]	725	rho_q(igcm_co2_ice)=rho_ice_co2
	726	alpha_lift(igcm_co2_ice) =0.
	727	alpha_devil(igcm_co2_ice)=0.
[38]	728
[1617]	729	endif
	730
[38]	731	c Output for records:
	732	c ~~~~~~~~~~~~~~~~~~
	733	write(,)
	734	Write(,) '******** initracer : dust transport parameters :'
	735	write(,) 'alpha_lift = ', alpha_lift
	736	write(,) 'alpha_devil = ', alpha_devil
	737	write(,) 'radius = ', radius
	738	if(doubleq) then
	739	write(,) 'reff_lift (um) = ', reff_lift
	740	write(,) 'size distribution variance = ', varian
	741	write(,) 'r3n_q , ref_r0 : ', r3n_q , ref_r0
	742	end if
	743
	744	!
	745	! some extra (possibly redundant) sanity checks for tracers:
	746	! ---------------------------------------------------------
	747
	748	if (doubleq) then
	749	! verify that we indeed have dust_mass and dust_number tracers
	750	if (igcm_dust_mass.eq.0) then
	751	write(,) "initracer: error !!"
	752	write(,) " cannot use doubleq option without ",
	753	& "a dust_mass tracer !"
[2302]	754	call abort_physic("initracer","doubleq issue",1)
[38]	755	endif
	756	if (igcm_dust_number.eq.0) then
	757	write(,) "initracer: error !!"
	758	write(,) " cannot use doubleq option without ",
	759	& "a dust_number tracer !"
[2302]	760	call abort_physic("initracer","doubleq issue",1)
[38]	761	endif
	762	endif
	763
	764	if ((.not.doubleq).and.(dustbin.gt.0)) then
	765	! verify that we indeed have 'dustbin' dust tracers
	766	count=0
	767	do iq=1,dustbin
	768	if (igcm_dustbin(iq).ne.0) then
	769	count=count+1
	770	endif
	771	enddo
	772	if (count.ne.dustbin) then
	773	write(,) "initracer: error !!"
[2302]	774	write(,) " dustbin is set to ",dustbin,
[38]	775	& " but we only have the following dust tracers:"
	776	do iq=1,count
	777	write(,)" ",trim(noms(igcm_dustbin(iq)))
	778	enddo
[2302]	779	call abort_physic("initracer","dustbin issue",1)
[38]	780	endif
	781	endif
	782
	783	if (water) then
	784	! verify that we indeed have h2o_vap and h2o_ice tracers
	785	if (igcm_h2o_vap.eq.0) then
	786	write(,) "initracer: error !!"
	787	write(,) " cannot use water option without ",
	788	& "an h2o_vap tracer !"
[2302]	789	call abort_physic("initracer","water cycle issue",1)
[38]	790	endif
	791	if (igcm_h2o_ice.eq.0) then
	792	write(,) "initracer: error !!"
	793	write(,) " cannot use water option without ",
	794	& "an h2o_ice tracer !"
[2302]	795	call abort_physic("initracer","water cycle issue",1)
[38]	796	endif
	797	endif
	798
[2312]	799	if (hdo) then
	800	! verify that we indeed have hdo_vap and hdo_ice tracers
	801	if (igcm_hdo_vap.eq.0) then
	802	write(,) "initracer: error !!"
	803	write(,) " cannot use hdo option without ",
	804	& "an hdo_vap tracer !"
[2398]	805	call abort_physic("initracer","hdo cycle issue",1)
[2312]	806	endif
	807	if (igcm_hdo_ice.eq.0) then
	808	write(,) "initracer: error !!"
	809	write(,) " cannot use hdo option without ",
	810	& "an hdo_ice tracer !"
[2398]	811	call abort_physic("initracer","hdo cycle issue",1)
[2312]	812	endif
	813	endif
	814
	815
[1617]	816	if (co2clouds) then
	817	!verify that we have co2_ice and co2 tracers
	818	if (igcm_co2 .eq. 0) then
	819	write(,) "initracer: error !!"
	820	write(,) " cannot use co2 clouds option without ",
	821	& "a co2 tracer !"
[2302]	822	call abort_physic("initracer","co2 clouds issue",1)
[1617]	823	endif
	824	if (igcm_co2_ice .eq. 0) then
	825	write(,) "initracer: error !!"
	826	write(,) " cannot use co2 clouds option without ",
	827	& "a co2_ice tracer !"
[2302]	828	call abort_physic("initracer","co2 clouds issue",1)
[1617]	829	endif
	830	endif
[1974]	831
	832	if (rdstorm) then
	833	! verify that we indeed have stormdust_mass and stormdust_number tracers
	834	if (igcm_stormdust_mass.eq.0) then
	835	write(,) "initracer: error !!"
	836	write(,) " cannot use rdstorm option without ",
	837	& "a stormdust_mass tracer !"
[2302]	838	call abort_physic("initracer","rdstorm issue",1)
[1974]	839	endif
	840	if (igcm_stormdust_number.eq.0) then
	841	write(,) "initracer: error !!"
	842	write(,) " cannot use rdstorm option without ",
	843	& "a stormdust_number tracer !"
[2302]	844	call abort_physic("initracer","rdstorm issue",1)
[1974]	845	endif
	846	endif
[2199]	847
	848	if (slpwind) then
	849	! verify that we indeed have topdust_mass and topdust_number tracers
	850	if (igcm_topdust_mass.eq.0) then
	851	write(,) "initracer: error !!"
	852	write(,) " cannot use slpwind option without ",
	853	& "a topdust_mass tracer !"
[2302]	854	call abort_physic("initracer","slpwind issue",1)
[2199]	855	endif
	856	if (igcm_topdust_number.eq.0) then
	857	write(,) "initracer: error !!"
	858	write(,) " cannot use slpwind option without ",
	859	& "a topdust_number tracer !"
[2302]	860	call abort_physic("initracer","slpwind issue",1)
[2199]	861	endif
	862	endif
[1974]	863
[1380]	864	if (callnlte) then ! NLTE requirements
	865	if (nltemodel.ge.1) then
	866	! check that co2, co, o and n2 tracers are available
	867	if (igcm_co2.eq.0) then
	868	write(,) "initracer: error !!"
	869	write(,) " with nltemodel>0, we need the co2 tracer!"
[2302]	870	call abort_physic("initracer","missing co2 tracer",1)
[1380]	871	endif
	872	if (igcm_co.eq.0) then
	873	write(,) "initracer: error !!"
	874	write(,) " with nltemodel>0, we need the co tracer!"
[2302]	875	call abort_physic("initracer","missing co tracer",1)
[1380]	876	endif
	877	if (igcm_o.eq.0) then
	878	write(,) "initracer: error !!"
	879	write(,) " with nltemodel>0, we need the o tracer!"
[2302]	880	call abort_physic("initracer","missing o tracer",1)
[1380]	881	endif
	882	if (igcm_n2.eq.0) then
	883	write(,) "initracer: error !!"
	884	write(,) " with nltemodel>0, we need the n2 tracer!"
[2302]	885	call abort_physic("initracer","missing n2 tracer",1)
[1380]	886	endif
	887	endif
	888	endif
	889
[358]	890	if (scavenging) then
	891	! verify that we indeed have ccn_mass and ccn_number tracers
[1617]	892	if (igcm_ccn_mass.eq.0 .and. igcm_ccnco2_mass.eq.0) then
[358]	893	write(,) "initracer: error !!"
	894	write(,) " cannot use scavenging option without ",
[1617]	895	& "a ccn_mass or ccnco2_mass tracer !"
[2302]	896	call abort_physic("initracer","scavenging issue",1)
[358]	897	endif
[1617]	898	if (igcm_ccn_number.eq.0 .and. igcm_ccnco2_number.eq.0 ) then
[358]	899	write(,) "initracer: error !!"
	900	write(,) " cannot use scavenging option without ",
[1617]	901	& "a ccn_number or ccnco2_number tracer !"
[2302]	902	call abort_physic("initracer","scavenging issue",1)
[358]	903	endif
	904	endif ! of if (scavenging)
	905
[38]	906	if (photochem .or. callthermos) then
	907	! verify that we indeed have the chemistry tracers
	908	if (igcm_co2.eq.0) then
	909	write(,) "initracer: error !!"
	910	write(,) " cannot use chemistry option without ",
	911	& "a co2 tracer !"
[2302]	912	call abort_physic("initracer","missing co2 tracer",1)
[38]	913	endif
	914	if (igcm_co.eq.0) then
	915	write(,) "initracer: error !!"
	916	write(,) " cannot use chemistry option without ",
	917	& "a co tracer !"
[2302]	918	call abort_physic("initracer","missing co tracer",1)
[38]	919	endif
	920	if (igcm_o.eq.0) then
	921	write(,) "initracer: error !!"
	922	write(,) " cannot use chemistry option without ",
	923	& "a o tracer !"
[2302]	924	call abort_physic("initracer","missing o tracer",1)
[38]	925	endif
	926	if (igcm_o1d.eq.0) then
	927	write(,) "initracer: error !!"
	928	write(,) " cannot use chemistry option without ",
	929	& "a o1d tracer !"
[2302]	930	call abort_physic("initracer","missing o1d tracer",1)
[38]	931	endif
	932	if (igcm_o2.eq.0) then
	933	write(,) "initracer: error !!"
	934	write(,) " cannot use chemistry option without ",
	935	& "an o2 tracer !"
[2302]	936	call abort_physic("initracer","missing o2 tracer",1)
[38]	937	endif
	938	if (igcm_o3.eq.0) then
	939	write(,) "initracer: error !!"
	940	write(,) " cannot use chemistry option without ",
	941	& "an o3 tracer !"
[2302]	942	call abort_physic("initracer","missing o3 tracer",1)
[38]	943	endif
	944	if (igcm_h.eq.0) then
	945	write(,) "initracer: error !!"
	946	write(,) " cannot use chemistry option without ",
	947	& "a h tracer !"
[2302]	948	call abort_physic("initracer","missing h tracer",1)
[38]	949	endif
	950	if (igcm_h2.eq.0) then
	951	write(,) "initracer: error !!"
	952	write(,) " cannot use chemistry option without ",
	953	& "a h2 tracer !"
[2302]	954	call abort_physic("initracer","missing h2 tracer",1)
[38]	955	endif
	956	if (igcm_oh.eq.0) then
	957	write(,) "initracer: error !!"
	958	write(,) " cannot use chemistry option without ",
	959	& "an oh tracer !"
[2302]	960	call abort_physic("initracer","missing oh tracer",1)
[38]	961	endif
	962	if (igcm_ho2.eq.0) then
	963	write(,) "initracer: error !!"
	964	write(,) " cannot use chemistry option without ",
	965	& "a ho2 tracer !"
[2302]	966	call abort_physic("initracer","missing ho2 tracer",1)
[1720]	967	endif
[38]	968	if (igcm_h2o2.eq.0) then
	969	write(,) "initracer: error !!"
	970	write(,) " cannot use chemistry option without ",
	971	& "a h2o2 tracer !"
[2302]	972	call abort_physic("initracer","missing h2o2 tracer",1)
[38]	973	endif
	974	if (igcm_n2.eq.0) then
	975	write(,) "initracer: error !!"
	976	write(,) " cannot use chemistry option without ",
	977	& "a n2 tracer !"
[2302]	978	call abort_physic("initracer","missing n2 tracer",1)
[38]	979	endif
	980	if (igcm_ar.eq.0) then
	981	write(,) "initracer: error !!"
	982	write(,) " cannot use chemistry option without ",
	983	& "an ar tracer !"
[2302]	984	call abort_physic("initracer","missing ar tracer",1)
[38]	985	endif
	986	endif ! of if (photochem .or. callthermos)
	987
	988	end

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