noresm:runmodel:cmip6_volcanic_forcing

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noresm:runmodel:cmip6_volcanic_forcing [2017-12-14 21:27:22]
ingo.bethke@gmail.com
noresm:runmodel:cmip6_volcanic_forcing [2022-05-31 09:29:32] (current)
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 SourceMods are available on FRAM/NIRD: SourceMods are available on FRAM/NIRD:
-\\ <html><span style="font-family:monospace;font-size:125%">/nird/projects/fram/nn2345k/ingo/CMIP6/Forcing/Volc/SourceMods_noresm_cesm1.2</span></html> +<file>/nird/projects/fram/nn2345k/ingo/CMIP6/Forcing/Volc/SourceMods_noresm_cesm1.2 
-\\ <html><span style="font-family:monospace;font-size:125%">/nird/projects/fram/nn2345k/ingo/CMIP6/Forcing/Volc/SourceMods_noresm_cesm2beta6</span></html>+/nird/projects/fram/nn2345k/ingo/CMIP6/Forcing/Volc/SourceMods_noresm_cesm2beta6</file>
  
 The folder <html><span style="font-family:monospace;font-size:125%">SourceMods_noresm_cesm2beta6</span></html> also contains a modified version of CAM's <html><span style="font-family:monospace;font-size:125%">build-namelist</span></html> script that needs to be installed in <html><span style="font-family:monospace;font-size:125%">components/cam/bld/</span></html>. The folder <html><span style="font-family:monospace;font-size:125%">SourceMods_noresm_cesm2beta6</span></html> also contains a modified version of CAM's <html><span style="font-family:monospace;font-size:125%">build-namelist</span></html> script that needs to be installed in <html><span style="font-family:monospace;font-size:125%">components/cam/bld/</span></html>.
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 ==== CESM2_beta - climatological background & transient ==== ==== CESM2_beta - climatological background & transient ====
  
-The only difference to the CESM1.2 setting is that following extra specification needs to be specified in the case'<html><span style="font-family:monospace;font-size:125%"> user_nl_cam</span></html>:+The <html><span style="font-family:monospace;font-size:125%"> user_nl_cam</span></html> namelist settings are the same as for CESM1.2, except that following extra line needs to be added:
 <code> <code>
  prescribed_strataero_file              = ' '  prescribed_strataero_file              = ' '
 </code> </code>
  
-This will deactivate the use of NCAR's alternative CMIP6 volcanic forcing. CAM's original <html><span style="font-family:monospace;font-size:125%">build-namelist</span></html> script does not properly recognise the deactivation and will issue an error that both <html><span style="font-family:monospace;font-size:125%">prescribed_strataero_file</span></html> and <html><span style="font-family:monospace;font-size:125%">prescribed_volcaero_file</span></html> are set. +This will deactivate the use of NCAR's alternative CMIP6 volcanic forcing.  
 + 
 +CAM's original <html><span style="font-family:monospace;font-size:125%">build-namelist</span></html> script does not properly recognise the deactivation and will issue an error that both <html><span style="font-family:monospace;font-size:125%">prescribed_strataero_file</span></html> and <html><span style="font-family:monospace;font-size:125%">prescribed_volcaero_file</span></html> are set. 
  
 As a workaround, replace <html><span style="font-family:monospace;font-size:125%">components/cam/bld/build-namelist</span></html> in your model tree with the modified version <html><span style="font-family:monospace;font-size:125%">/nird/projects/fram/nn2345k/ingo/CMIP6/Forcing/Volc/SourceMods_noresm_cesm2beta6/build-namelist </span></html> As a workaround, replace <html><span style="font-family:monospace;font-size:125%">components/cam/bld/build-namelist</span></html> in your model tree with the modified version <html><span style="font-family:monospace;font-size:125%">/nird/projects/fram/nn2345k/ingo/CMIP6/Forcing/Volc/SourceMods_noresm_cesm2beta6/build-namelist </span></html>
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 ==== Writing the volcanic forcing to the history output for verification ====  ==== Writing the volcanic forcing to the history output for verification ==== 
  
-The complete set of optical parameters of the volcanic forcing can be written to the monthly history output by adding following in the case's <html><span style="font-family:monospace;font-size:125%"> user_nl_cam</span></html>:+The complete set of optical parameters of the volcanic forcing can be written to CAM-OSLO'monthly history output by adding following in the case's <html><span style="font-family:monospace;font-size:125%"> user_nl_cam</span></html>:
 <code>  <code> 
 fincl1 = 'ext_sun1','ext_sun2','ext_sun3','ext_sun4','ext_sun5','ext_sun6','ext_sun7','ext_sun8','ext_sun9','ext_sun10','ext_sun11','ext_sun12','ext_sun13','ext_sun14','omega_sun1','omega_sun2','omega_sun3','omega_sun4','omega_sun5','omega_sun6','omega_sun7','omega_sun8','omega_sun9','omega_sun10','omega_sun11','omega_sun12','omega_sun13','omega_sun14','g_sun1','g_sun2','g_sun3','g_sun4','g_sun5','g_sun6','g_sun7','g_sun8','g_sun9','g_sun10','g_sun11','g_sun12','g_sun13','g_sun14','ext_earth1','ext_earth2','ext_earth3','ext_earth4','ext_earth5','ext_earth6','ext_earth7','ext_earth8','ext_earth9','ext_earth10','ext_earth11','ext_earth12','ext_earth13','ext_earth14','ext_earth15','ext_earth16','omega_earth1','omega_earth2','omega_earth3','omega_earth4','omega_earth5','omega_earth6','omega_earth7','omega_earth8','omega_earth9','omega_earth10','omega_earth11','omega_earth12','omega_earth13','omega_earth14','omega_earth15','omega_earth16','g_earth1','g_earth2','g_earth3','g_earth4','g_earth5','g_earth6','g_earth7','g_earth8','g_earth9','g_earth10','g_earth11','g_earth12','g_earth13','g_earth14','g_earth15','g_earth16' fincl1 = 'ext_sun1','ext_sun2','ext_sun3','ext_sun4','ext_sun5','ext_sun6','ext_sun7','ext_sun8','ext_sun9','ext_sun10','ext_sun11','ext_sun12','ext_sun13','ext_sun14','omega_sun1','omega_sun2','omega_sun3','omega_sun4','omega_sun5','omega_sun6','omega_sun7','omega_sun8','omega_sun9','omega_sun10','omega_sun11','omega_sun12','omega_sun13','omega_sun14','g_sun1','g_sun2','g_sun3','g_sun4','g_sun5','g_sun6','g_sun7','g_sun8','g_sun9','g_sun10','g_sun11','g_sun12','g_sun13','g_sun14','ext_earth1','ext_earth2','ext_earth3','ext_earth4','ext_earth5','ext_earth6','ext_earth7','ext_earth8','ext_earth9','ext_earth10','ext_earth11','ext_earth12','ext_earth13','ext_earth14','ext_earth15','ext_earth16','omega_earth1','omega_earth2','omega_earth3','omega_earth4','omega_earth5','omega_earth6','omega_earth7','omega_earth8','omega_earth9','omega_earth10','omega_earth11','omega_earth12','omega_earth13','omega_earth14','omega_earth15','omega_earth16','g_earth1','g_earth2','g_earth3','g_earth4','g_earth5','g_earth6','g_earth7','g_earth8','g_earth9','g_earth10','g_earth11','g_earth12','g_earth13','g_earth14','g_earth15','g_earth16'
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 Note that each variable corresponds to a single band, that values are masked below the model's tropopause and that all values are interpolated online from altitude to pressure. The output can be compared to the original input data which is stored in <html><span style="font-family:monospace;font-size:125%">CMIP_CAM6_radiation_average_v3.nc</span></html> and <html><span style="font-family:monospace;font-size:125%">CMIP_CAM6_radiation_v3.nc</span></html> in <html><span style="font-family:monospace;font-size:125%">/cluster/shared/noresm/inputdata/atm/cam/volc</span></html> on FRAM. Note that each variable corresponds to a single band, that values are masked below the model's tropopause and that all values are interpolated online from altitude to pressure. The output can be compared to the original input data which is stored in <html><span style="font-family:monospace;font-size:125%">CMIP_CAM6_radiation_average_v3.nc</span></html> and <html><span style="font-family:monospace;font-size:125%">CMIP_CAM6_radiation_v3.nc</span></html> in <html><span style="font-family:monospace;font-size:125%">/cluster/shared/noresm/inputdata/atm/cam/volc</span></html> on FRAM.
    
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  • Last modified: 2022-05-31 09:23:24
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