research/Memo/ECPC/GSM-SSBC
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#ls2(research/Memo/ECPC)
* GSM-SSBC [#u3d16973]
#contents
** General Information [#u70acd0a]
- Only for GSM (c.f. Yoshimura, K. and M. Kanamitsu, Dyna...
abstract:
program nudges the Fourier coefficients of forecasted ...
with those of reanalysis (or other external) run (call...
program starts with the conversion of spectrum base da...
fourier series. this conversion is taken place in ever...
(nesthour). the base data is linearly interpolated for...
in between. the spectra of fcst data are also converte...
fourier series.
two kinds of fourier series are nudged with a weightin...
fnew=(1/(a+1))*(fold+a*fbase)
for those with longer wavelength than lnest (e.g. 1000...
(for those with shorter, a=0).
a can be variable, too (attenuating function).
all of the variables, t,q,u,v,ps,gz can be nudged, but...
ps,u,v and t should be nudged. instead, zonal q (the f...
of the fourier series) is replacable to that of the ba...
default setting:
u,v,t,ps : nudging
q : zonal average replace
n-scale : 2000 km
n-weight : attenuating function (indaa=1)
** Specification [#ga13e2d0]
-New codes/scripts/data
--src/fcst/gloopn.F: main routine for scale-selective nud...
There are some versions for different nudging methods. Na...
---gloopn_Div.F : Only divergence component will be nudged.
---gloopn_Vor.F : Only vorticity component will be nudged.
---gloopn_diur.F : Diurnal component will be eliminated ~
Monthly averaged 6-hourly base-files, "badiur.YYYYMMHH" (...
--src/fcst/basefnam.F: getting a file name "base.YYYYMMDD...
-Modified codes/scripts/data
--src/fcst/gsmstep.F: call gloopn (after "filtr2")
--src/fcst/Makefile.in
--def/misc.h
--configure-model
--install
** Automatic Installation [#ydbea49a]
- add --enable-gsmdamp
./install --model=gsm --enable-gsmdamp
** Step by step [#x594b4c2]
1. obtain sources
cvs co src/fcst/gloopn.F src/fcst/basefnam.F src/fcst/gs...
2. make a binary.
cd gsm
./configure-model --enable-gsmdamp
cd src/fcst
# edit and change parameters (lnest, aa) if necessary.
make clean
make
3. Get re-analysis data (sigma-level data).
- R2/R1 sigma files (T62) are in ECPC data server (tsuzum...
sftp dataman@tsuzumi.ucsd.edu
# get appropriate files
4. Change resolution (e.g. T62->T248) and save as "base.Y...
- Do [[scnvrt>../Util#yf2c997e]] and [[chgr>../Util#c6d8e...
- The base.YYYYMMDDHH files should be saved or linked in ...
in shell script, for example,
export INPUT_RESOLUTION=t62k28
SCN=/home/work5/kei/GSM248/libs/etc/scnvrt
CHGR=/home/work5/kei/GSM248/gruns/runscr/chgr
INFILE=${INDIR}/sig.anl.${YEAR}${MONTH}${DAY}${TIME}.ieee
TMPBASE=tmp.base
OUTFILE=${OUTDIR}/base.${YEAR}${MONTH}${DAY}${TIME}
TMPFILE=tmp.sig
${SCN} gsm osu1 62:192:94:28 -1:-1:-1:-1:-1 ieee:bin ${I...
${CHGR} ${TMPBASE} dummy ${OUTFILE} dummy osu1
5. modify the main script as necessary and execute.
- As usual. Simulation period, initial files, boundary fi...
** Notes [#f6771a20]
- Hardly works with PSPLIT option. The time step should b...
- MPI version only.
End:
#ls2(research/Memo/ECPC)
* GSM-SSBC [#u3d16973]
#contents
** General Information [#u70acd0a]
- Only for GSM (c.f. Yoshimura, K. and M. Kanamitsu, Dyna...
abstract:
program nudges the Fourier coefficients of forecasted ...
with those of reanalysis (or other external) run (call...
program starts with the conversion of spectrum base da...
fourier series. this conversion is taken place in ever...
(nesthour). the base data is linearly interpolated for...
in between. the spectra of fcst data are also converte...
fourier series.
two kinds of fourier series are nudged with a weightin...
fnew=(1/(a+1))*(fold+a*fbase)
for those with longer wavelength than lnest (e.g. 1000...
(for those with shorter, a=0).
a can be variable, too (attenuating function).
all of the variables, t,q,u,v,ps,gz can be nudged, but...
ps,u,v and t should be nudged. instead, zonal q (the f...
of the fourier series) is replacable to that of the ba...
default setting:
u,v,t,ps : nudging
q : zonal average replace
n-scale : 2000 km
n-weight : attenuating function (indaa=1)
** Specification [#ga13e2d0]
-New codes/scripts/data
--src/fcst/gloopn.F: main routine for scale-selective nud...
There are some versions for different nudging methods. Na...
---gloopn_Div.F : Only divergence component will be nudged.
---gloopn_Vor.F : Only vorticity component will be nudged.
---gloopn_diur.F : Diurnal component will be eliminated ~
Monthly averaged 6-hourly base-files, "badiur.YYYYMMHH" (...
--src/fcst/basefnam.F: getting a file name "base.YYYYMMDD...
-Modified codes/scripts/data
--src/fcst/gsmstep.F: call gloopn (after "filtr2")
--src/fcst/Makefile.in
--def/misc.h
--configure-model
--install
** Automatic Installation [#ydbea49a]
- add --enable-gsmdamp
./install --model=gsm --enable-gsmdamp
** Step by step [#x594b4c2]
1. obtain sources
cvs co src/fcst/gloopn.F src/fcst/basefnam.F src/fcst/gs...
2. make a binary.
cd gsm
./configure-model --enable-gsmdamp
cd src/fcst
# edit and change parameters (lnest, aa) if necessary.
make clean
make
3. Get re-analysis data (sigma-level data).
- R2/R1 sigma files (T62) are in ECPC data server (tsuzum...
sftp dataman@tsuzumi.ucsd.edu
# get appropriate files
4. Change resolution (e.g. T62->T248) and save as "base.Y...
- Do [[scnvrt>../Util#yf2c997e]] and [[chgr>../Util#c6d8e...
- The base.YYYYMMDDHH files should be saved or linked in ...
in shell script, for example,
export INPUT_RESOLUTION=t62k28
SCN=/home/work5/kei/GSM248/libs/etc/scnvrt
CHGR=/home/work5/kei/GSM248/gruns/runscr/chgr
INFILE=${INDIR}/sig.anl.${YEAR}${MONTH}${DAY}${TIME}.ieee
TMPBASE=tmp.base
OUTFILE=${OUTDIR}/base.${YEAR}${MONTH}${DAY}${TIME}
TMPFILE=tmp.sig
${SCN} gsm osu1 62:192:94:28 -1:-1:-1:-1:-1 ieee:bin ${I...
${CHGR} ${TMPBASE} dummy ${OUTFILE} dummy osu1
5. modify the main script as necessary and execute.
- As usual. Simulation period, initial files, boundary fi...
** Notes [#f6771a20]
- Hardly works with PSPLIT option. The time step should b...
- MPI version only.
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