1 | !======================================= |
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2 | ! Activation of online coarsening |
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3 | !======================================= |
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4 | - coarsening of physics for output: compile with key_crs |
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5 | - coarsening of physics for BCG model: compile with key_crs and ln_crs_top = .true. |
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6 | |
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7 | -Be carefull: |
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8 | All the files read in TOP_SRC ( initial conditions for tracers ) and in BCG model ( river, dust, par,... in PISCES ) |
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9 | should be on the coarsened grid or read using interpolation-on-the-fly with a weight files toward coarsened grid. |
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10 | |
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11 | !======================================= |
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12 | ! namelist parameter |
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13 | !======================================= |
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14 | |
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15 | !----------------------------------------------------------------------- |
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16 | &namcrs ! Grid coarsening for dynamics output and/or |
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17 | ! passive tracer coarsened online simulations |
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18 | !----------------------------------------------------------------------- |
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19 | nn_factx = 3 ! Reduction factor of x-direction |
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20 | nn_facty = 3 ! Reduction factor of y-direction |
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21 | nn_msh_crs = 1 ! create (=1) a mesh file or not (=0) |
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22 | nn_crs_kz = 0 ! 0, MEAN of volume boxes |
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23 | ! 1, MAX of boxes |
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24 | ! 2, MIN of boxes |
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25 | ! 3, 10**(MEAN(LOG()) of volume boxes |
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26 | ! 4, MEDIANE of boxes |
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27 | ln_crs_wn = .true. ! wn coarsened (T) or computed using horizontal divergence ( F ) |
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28 | ln_crs_top = .true. ! coarsening online for the BCG model ( T) or only for outpout of physics ( F ) |
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29 | / |
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30 | |
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31 | |
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32 | - only nn_factx=3 and nn_facty=3 are available ( ORCA025 to ORCA075, ORCA12 to ORCA025,...) |
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33 | - nn_msh_crs=1 shall be activated to generate coarsened grid meshmask ( rebuild with REBUILD_NEMO ) |
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34 | - ln_crs_wn : T: vertical velocities are coarsened ; F: vertical velocities computed using horizontal divergence |
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35 | - ln_crs_top: T coarsening online for the BCG model ; F outpout of physics only |
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36 | |
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37 | !======================================= |
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38 | ! XML files |
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39 | !======================================= |
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40 | |
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41 | use: |
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42 | - field_def.xml : CONFIG/SHARED/field_def.xml |
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43 | - domain_def.xml: CONFIG/SHARED/domain_def.xml for XIOS1 |
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44 | CONFIG/GYRE_XIOS/EXP00/domain_def.xml for XIOS2 |
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45 | - iodef.xml : a new context "nemo_crs" might be created after the existing "nemo" context in iodef.xml ( see iodef.xml in XML_EXAMPLE ) |
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46 | - file_def.xml : the full-resolution files in "nemo" context ( see file_def.xml in in XML_EXAMPLE ) |
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47 | the coarsened files in "nemo_crs" context ( see file_crs_def.xml in in XML_EXAMPLE ) |
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48 | |
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49 | |
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