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noresm:runmodel:advancednoresm2 [2014-08-06 14:52:12] alfg |
noresm:runmodel:advancednoresm2 [2016-11-11 07:30:40] i.h.h.karset@geo.uio.no [Configure nudging] |
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| ====== Advanced configuration of NorESM2 ====== | ====== Advanced configuration of NorESM2 ====== | ||
| + | **NOTE THAT THE COMPSETS MENTIONED IN THIS EXAMPLE ARE NO LONGER MAINTAINED! THE GENERAL EXPLANATION AND IDEAS ARE STILL VALID! | ||
| + | ** | ||
| ===== Creating a new compset ===== | ===== Creating a new compset ===== | ||
| Line 100: | Line 102: | ||
| nhtfrq | nhtfrq | ||
| avgflag_pertape =' | avgflag_pertape =' | ||
| - | fincl2 | + | fincl2 |
| </ | </ | ||
| Line 114: | Line 116: | ||
| ==== Use the met-data in another run ==== | ==== Use the met-data in another run ==== | ||
| - | First create a compset which has the configure-option " | + | First create a compset which has the configure-option " |
| Then use this compset to create a case. You need the following user-input (for example in your user_nl_cam) | Then use this compset to create a case. You need the following user-input (for example in your user_nl_cam) | ||
| Line 124: | Line 126: | ||
| </ | </ | ||
| - | where met_data_file is the first met-data file to read, and met_filenames_list is a list of the following met-data. The file should look something like this: | + | This info can be added directly in a use_case which you associate with the compset created (see e.g. 2000_cam5_oslonudge.xml) |
| + | |||
| + | where met_data_file is the first met-data file to read, and met_filenames_list is a list of the following met-data. The first lines of the file should look something like this (guess what the rest of the file should look like? 8-o: ) | ||
| < | < | ||
| / | / | ||
| Line 133: | Line 137: | ||
| This file can be created at the place where you put the metdata with this command: | This file can be created at the place where you put the metdata with this command: | ||
| < | < | ||
| - | alfgr@hexagon-4:/ | + | alfgr@hexagon-4:/ |
| </ | </ | ||
| + | |||
| + | ==== Namelist options ==== | ||
| + | When looking at aerosol indirect effects, it's recommended to nudge only U, V and PS: | ||
| + | < | ||
| + | & | ||
| + | | ||
| + | </ | ||
| + | |||
| + | Choose relaxation time (hours). Use the same time as dt in met_data_file: | ||
| + | < | ||
| + | & | ||
| + | | ||
| + | </ | ||
| + | |||
| + | |||
| + | ==== Nudge to ERA-interim reanalysis ==== | ||
| + | Link to ERA-interim metdata instead of model produced metdata. Remember to choose the files corresponding to your resolution: | ||
| + | < | ||
| + | & | ||
| + | | ||
| + | | ||
| + | </ | ||
| + | |||
| + | Add also the ERA-topography (important when nudging T): | ||
| + | < | ||
| + | & | ||
| + | | ||
| + | </ | ||
| + | |||