1 | # NEMO periodicity |
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2 | |
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3 | NEMO periodicity is defined as follow :<br/> |
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4 | <dl> |
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5 | <dt>closed boundary (in_perio=0)</dt> |
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6 | <dd>ghost cells (solid walls) are imposed at all model boundaries.</dd> |
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7 | @image html perio0_20.png |
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8 | <center>@image latex perio0_20.png |
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9 | </center> |
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10 | <dt>cyclic east-west boundary (in_perio=1)</dt> |
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11 | <dd>first and last rows are closed, whilst the first column is set to the value of the last-but-one column and the last column to the value of the second one.</dd> |
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12 | @image html perio1_20.png |
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13 | <center>@image latex perio1_20.png |
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14 | </center> |
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15 | <dt>symmetric boundary condition across the equator. (in_perio=2)</dt> |
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16 | <dd>last row, and first and last columns are closed. </dd> |
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17 | @image html perio2_20.png |
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18 | <center>@image latex perio2_20.png |
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19 | </center> |
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20 | <dt>North fold boundary with a T -point pivot (in_perio=3)</dt> |
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21 | <dd>first row, and first and last columns are closed. </dd> |
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22 | @image html perio3_20.png |
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23 | <center>@image latex perio3_20.png |
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24 | </center> |
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25 | <dt>North fold boundary with a T -point pivot and cyclic east-west boundary (in_perio=4)</dt> |
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26 | <dd>first row is closed. The first column is set to the value of the last-but-one column and the last column to the value of the second one. </dd> |
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27 | @image html perio4_20.png |
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28 | <center>@image latex perio4_20.png |
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29 | </center> |
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30 | <dt>North fold boundary with a F -point pivot (in_perio=5)</dt> |
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31 | <dd>first row, and first and last columns are closed. </dd> |
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32 | @image html perio5_20.png |
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33 | <center>@image latex perio5_20.png |
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34 | </center> |
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35 | <dt>North fold boundary with a F -point pivot and cyclic east-west boundary (in_perio=6)</dt> |
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36 | <dd>first row is closed. The first column is set to the value of the last-but-one column and the last column to the value of the second one.</dd> |
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37 | @image html perio6_20.png |
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38 | <center>@image latex perio6_20.png |
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39 | </center> |
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40 | </dl> |
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41 | @sa For more information about NEMO periodicity, see _Model Boundary Condition_ chapter in [NEMO documentation](http://www.nemo-ocean.eu/About-NEMO/Reference-manuals)) |
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