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revision 1.1841 by mlosch, Wed Mar 13 09:57:46 2013 UTC revision 1.1889 by dimitri, Mon Jul 1 16:55:57 2013 UTC
# Line 4  $Name$ Line 4  $Name$
4      Notes on tags used in MITgcmUV      Notes on tags used in MITgcmUV
5      ==============================      ==============================
6    
7  o pkg/seaice/seaice_evp.F: mask the asymmetric contribution of the ice-ocean  o pkg/exf ALLOW_RUNOFTEMP
8    stress (when the turningAngle is non-zero) over open water to avoid    - fix sign and make compatible with temp_EvPrRn .NE. UNSET_RL
9    stripes in the EVP-solutions after many EVP-substeps. This does not change    - added RUNOFTEMP test to verification/global_ocean.cs32x15/input.seaice
10    the verification experiment (because turningAngle=0 in that experiment), but    - changes verification/global_ocean.cs32x15/results/output.seaice.txt
11    will affect other EVP solutions with turningAngle.ne.0  o pkg/atm_phys:
12      - allows to add some damping on uVel,vVel (strength only function of k).
13    o verification, ad-tests:
14      - reduce length of the simulation for AD test: global_ocean.cs32x15.seaice,
15        global_ocean_ebm and offline_exf_seaice.thsice.
16    o verification/halfpipe_streamice:
17      - found a bug in s/r pkg/streamice/streamice_advect_thickness which caused
18        flux input boundary conditions to be ignored; a fix for this bug changed
19        verification results for forward test.
20      - add adjoint test.
21    o pkg/ptracers:
22      - allow to restart without SOM pickup (resetting SOM to zero).
23    o pkg/gmredi:
24      - New parameterisation for the calculation of K and (GM_PsiX,GM_PsiY) added.
25      - It uses mixing length theory and suppression by steering level effects to
26        calculate a diffusivity used in the Redi tensor (see Bates et al., submitted
27        to JPO, for more details).
28      - It also uses the diffusivity to calculate an eddy induced streamfunction
29        based on a PV closure (rather than a buoyancy closure as in GM).
30      - New files added to pkg/gmredi:
31        gmredi_k3d.F calculates the diffusivity for the Redi tensor and the eddy
32          induced overturning streamfunction (called from gmredi_calc_tensor)
33        gmredi_calc_eigs.F calculates the eigenvalues and eigenvectors required
34          for use in gmredi_k3d
35        gmredi_calc_urms.F calculates the the rms eddy velocity used to calculate
36          the eddy diffusivity
37    
38    checkpoint64i (2013/06/18)
39    o pkg/cheapaml:
40      - take src files from MITgcm_contrib/verification_other/offline_cheapaml/code
41        that enable the use of seaice (pkg/thsice thermo & pkg/seaice dynamics)
42        with pkg/cheapaml.
43    o utils/python: add subpackage for cubed sphere function, first example is
44        simple cs.pcol to plot 2D fields on a map
45    o pkg/streamice:
46      - This is a new package in MITgcm, which solves dynamic equations for ice
47         sheets and ice streams
48      - At the moment it is independent of atmosphere/ocean dynamics, or any
49        other physical packages in MITgcm, even ShelfIce (although it is anticipat-
50        ed that this will change)
51      - There is a new verification exercise that tests it, halfpipe_streamice,
52        evolves a 40x80 km ice stream/ice shelf (at coarse resolution) in a
53        rectangular embayment
54      - halfpipe_streamice is forward-only for now, will have TAF test soon
55      - for questions, email dgoldber@mit.edu
56    o pkg/thsice:
57      - fix filling of snow-precip diagnostic (SIsnwPrc) (left from the removing
58        of snowPrc from common bloc, on May 2nd, thsice_step_fwd.F revision 1.40);
59      - remove diagnostics 'SI_FrcFx' ( now identical to 'SI_Fract' with new
60         call sequence: ice-Thermo(thsice),ice-Dyn,ice-Advect );
61      - allow precip from pkg/cheapaml to make snow over seaice.
62    o pkg/cfc:
63      - move in separated header file (CFC_ATMOS.h) time-serie arrays of Atmos CFC
64      - remove atmos CFC 2-D arrays from common bloc (now local variables)
65      - change some hard-coded constant to run time parameter for reading and
66        and interpolating atmospheric CFC ; keep same default as previously.
67      - more flexible reading of Atmos CFC (number of records no longer hard-coded)
68      - put arguments in standard order: myTime, myIter, myThid
69      - use standard S/R GET_PERIODIC_INTERVAL for time interpolation of
70        atmospheric CFC ; fix for the case myIter < PTRACERS_iter0.
71      - fix calculation of surf tendencys for partial-cell and/or Non-Lin Free-Surf
72      - new routine to print summary of CFC params and check for consistency.
73    o pkg/seaice: add uice/vice to the parameter list of s/r seaice_advdiff,
74      similar to thsice_advdiff.
75      Note that for the B-grid case the routine parameters uc/vc are overwritten.
76    o pkg/cfc:
77      - change time interpolation for atmospheric CFC-11 (now same as for CFC-12);
78        update output (CFC-11) of experiment cfc_example and tutorial_cfc_offline.
79      - fix interpolation of atmphspheric CFC between Sorthern and Northern
80        hemisphere value.
81    o pkg/seaice:
82      - allow to use seaice dynamics without pkg/exf (e.g., using pkg/cheapaml)
83    o pkg/seaice: add Adams-Bashforth2 time discretization for ice dynamics;
84                  so far only for JFNK-solver, turn on with SEAICEuseAB2 = .TRUE.
85      - requires an additional time level that is stored in the pickup
86      - you can start with AB2 from a pickup without this time level with
87        pickupStrictlyMatch = .false.
88    
89    checkpoint64h (2013/05/26)
90    o pkg/cheapaml:
91      - replace one ()**.5 with SQRT + use temp var "cdu = tau/Du" (coare3_flux);
92        affect machine truncation (but exp cheapAML_box still pass with 13 digits).
93      - consistent treatment of uWind,vWind location: assume everywhere in
94        pkg/cheapaml that they are on C-grid (@ uVel,vVel location)
95        (Note: was already the case for Tair,Qair advection);
96        add option (INCONSISTENT_WIND_LOCATION) to recover old results.
97      - compute diabatic forcing only in the interior (excluding overlap regions)
98      - fill in array "Qsw" (for short-wave heating);
99      - add diagnostic for precip ; fill-in diagnostics for cheapAML state vars
100        before any update (consistent with MITgcm state var diagnostics);
101      - cheapaml_fields_load.F & cheapaml_init_varia.F : only fill outer edges if
102        non periodic ; + adjusted for uWind,vWind (C-grid).
103    o pkg/seaice:
104      - remove dependence of pkg/seaice versus pkg/exf (file: pkg/pkg_depend) and
105        add explicitly pkg/exf in experiments that currently use pkg/seaice.
106      - allows to compile pkg/seaice without pkg/exf.
107    o tools/OAD_support:
108      - use a local copy (ourRWCPinBd) to ensure index ourRWCP stays within bounds
109        of array "ourStepOf" in function rvNextAction (revolve.F90).
110    o pkg/aim_compon_interf renamed to pkg/atm_compon_interf
111      - change pkg name (to be used with other atmospheric physics pkg)
112        but by-pass CVS when making the new pkg so that we keep the CVS history.
113    o pkg/offline:
114      - call OFFLINE_FIELDS_LOAD from pkg/offline/offline_init_varia.F
115        (previously called from pkg/dic_surfforcing_init.F)
116    o model/src:
117      - re-order sequence of calls within packages_init_variables.F, using
118        standard order, except for:
119         DIAGNOSTICS_INIT_VARIA and OFFLINE_INIT_VARIA (called @ the top),
120         CTRL_MAP_INI and OBCS_INIT_VARIABLES (called @ the bottom)
121    o new pkg: atm_phys
122      - add entry point and source code (previously in contrib
123          verification_other/atm_gray/code_gray/) for new pkg "atm_phys"
124        (atmospheric physics pkg from P. O'Gorman and T. Schneider, JCl, 2008).
125      - re-order sequence of calls within packages_readparms.F,
126         packages_init_fixed.F and packages_write_pickup.F
127        (but skip packages_init_variables.F because of TAF issues).
128      - update contrib/*/atm_gray/ experiment.
129    o pkg/seaice (ITD code):
130      - simplify and fix the writing of pickup-files for ITD case
131    o pkg/seaice (ITD code):
132      - introduce floe size dependent lateral melt for ITD case;
133      - cleaning (avoid division by zero, change to f77 syntax, remove tabs)
134      - update seaice_itd experiment main output.
135    o pkg/thsice:
136      - remove snowPrc from common block THSICE_FLUX, in THSICE_VARS.h and
137        declared it locally (without bi,bj) in thsice_main.F & aim_do_physics.F;
138        changed accordingly pkg/atm2d.
139    
140    checkpoint64g (2013/05/01)
141    o pkg/exf ALLOW_RUNOFTEMP
142      - if defined,  river and glacier runoff temperature can be read-in from
143        runoftempfile; runoftempfile needs to have same format as runofffile
144    o pkg/thsice (& pkg/bulk_force):
145      - In case Energy-Reference-Level (ERL) is used (temp_EvPrRn=0), account
146        for energy content of Precip + RunOff & Evap (like with pkg/exf).
147      - change computation domain to always be the interior (without overlap).
148      - fix bug (wrong overlap) when using EXF and stressReduction > 0.
149    o verification/tutorial_global_oce_biogeo:
150      - add preliminary OpenAD setup (still has problems)
151    o pkg/seaice:
152      - turn some parameters for choosing the convergence criterion of
153        the inexact Newton method (JFNK) into runtime parameters for convenience
154      - clean up seaice_calc_viscosities.F: remove/retire two options for
155        SEAICetaZmethod (1,2), introduce area weighting for method 3; this changes
156        the results of lab_sea/input because a division has been replaced by
157        a multiplication with the reciprocal (sumNorm)
158      - modify offline_exf_seaice/input.dyn_jfnk/data.seaice to improve
159        convergence of solver (changes results, of course), and to test some
160        new features
161    o model/src:
162      - remove unused (since Aug 2006) S/R SET_WRITE_GLOBAL_PICKUP and its call.
163      - remove unused forcing field "dQdT" and associated parameter "dQdTFile".
164      - move forcing adjustment (balancing surface forcing) in specific S/R
165        where might also be applied exchanges (if needed) to forcing arrays.
166    o pkg/shelfice:
167      - allow to specify the Ice-Shelf mass per unit area (instead of
168        shelficeLoadAnomaly) and do the conversion from one to the other
169      - move loading from file of shelficeLoadAnomaly from SHELFICE_INIT_VARIA
170        to SHELFICE_INIT_FIXED: (a) avoid some TAF recompution issues and
171        (b) will be loaded in time (before calling INI_PRESSURE) in case it is
172        needed in phi0surf for initial pressure calculation when useDynP_inEos_Zc
173      - update isomip experiment forward output (get machine truncation error
174        from conversion shelficeLoadAnomaly -> shelficeMass -> shelficeLoadAnomaly)
175    o verification/offline_exf_seaice:
176      revise data.seaice in input.thermo and input_ad and update results accordingly
177        HO = 0.2, SEAICE_areaLossFormula = 2,
178        SEAICE_growMeltByConv = .TRUE.,
179        SEAICE_doOpenWaterMelt = .TRUE.,
180      Improve consistency with input.thsice and fix the spurious 500m ice corners
181    o verification/global_ocean.cs32x15:
182      - set Energy Reference Level to liq. water @ 0 degC: temp_EvPrRn=0.,
183        in icedyn (thsice+seaice-dyn) test and update output.
184    o verification/offline_exf_seaice:
185      - adjust list of tested variables (with testreport) and update
186        standard test output with better slection of monitored fields.
187    o pkg/cd_code:
188      - swtich off Adams-Bashforth on the 1rst iteration. Update output of
189        experiment lab_sea.hb87
190    o tools/genmake2:
191      - change default makedepend from the system default to tools/xmakedepend:
192        When no makedepend is specified, select tools/xmakedepend it the test pass,
193        otherwise select the system default (if exist and pass the test) or
194        try to build cyrus-makedepend ; stop if none of the 3 works.
195    o pkg/exf & pkg/thsice:
196      - In case Energy-Reference-Level (ERL) is used (temp_EvPrRn=0), account
197        for energy content of Precip + RunOff & Evap. Assumes:
198       1) Rain has same temp as Air.
199       2) Snow has no heat capacity (consistent with seaice & thsice pkgs)
200       3) Run-Off comes at the temp of surface water (with same Cp)
201       4) Evap over ocean is released to the Atmos @ surf-temp (=SST); should be
202        put directly into Latent Heat flux & should use water-vapor heat capacity.
203       5) Evap over snow/seaice (pkg/thsice) assumes constant Lf+Lv (consistent
204        with snow having no Cp) => water vapor is released to Atmos @ 0^oC (=ERL).
205    o pkg/seaice: simplify the use of CPP flags in JFNK-related files
206        (compile when SEAICE_ALLOW_JFNK is defined)
207    o pkg/thsice:
208      - fix oceanic flux diagnostics & timeave (left from new sequence of calls
209        implementation): move THSICE_AVE call after the advection (called directly
210        from thsice_do_advect.F).
211    o verification/global_ocean.90x40x15 and OpenAD:
212      New experiment for OpenAD is identical to the one in input_ad except that
213        multiDimAdvection=.FALSE.,
214      There is still an issue with this.
215    o pkg/thsice:
216      - account for ice velocity (ocean relative velocity) in turbulent heat flux
217        at the base of the ice; update output of global_ocean.cs32x15 (icedyn)
218        and offline_exf_seaice (main test).
219    
220    checkpoint64f (2013/03/31)
221    o verification/OpenAD:
222      - new (smaller, without OAD_DEBUG) output_oadm.txt generated using gfortran.
223    o verification/isomip, pkg/shelfice and OpenAD:
224      - add OpenAD setup to this exp and make shelfice package work with OpenAD
225    o verification/tutorial_global_oce_biogeo:
226      - update AD and TLM output after turning off ALLOW_FE (in DIC_OPTIONS.h)
227    o verification/offline_exf_seaice:
228      - replace adjoint experiment (now similar to fwd input.thermo/ setup).
229    o verification/tutorial_tracer_adjsens, pkg/ptracers and OpenAD:
230      - add OpenAD setup to this exp and make ptracers package work with OpenAD
231    o pkg/seaice/seaice_evp.F:
232       mask the asymmetric contribution of the ice-ocean stress (when
233       the turningAngle is non-zero) over open water to avoid stripes
234       in the EVP-solutions after many EVP-substeps. This does not change
235       the verification experiment (because turningAngle=0 in that experiment),
236       but will affect other EVP solutions with turningAngle.ne.0
237  o verification, AD & TLM output:  o verification, AD & TLM output:
238    - new TAF version 2.3.10 (previously 2.3.8) add more parenthesis in multiple    - new TAF version 2.3.10 (previously 2.3.8) add more parenthesis in multiple
239      additions and multiplications which affect results at machine truncation      additions and multiplications which affect results at machine truncation

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