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! ============================================================ |
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! |
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! CHEM_PARA: An parametr file including PARAMETERs for |
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! the MIT Global Chemistry Model |
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! |
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! For version higher or equal to 2.04 |
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! ------------------------------------------------------------ |
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! Author: Chien Wang |
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! MIT Joint Program on Science and Policy |
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! of Global Change |
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! |
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! Revision History: |
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! |
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! When Who What |
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! ---- ---------- ------- |
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! 061099 Chien Wang |
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! 112800 Chien Wang meta_nvar from 58 to 65 |
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! 121800 Chien Wang nchemyr & rearranging |
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! 051804 Chien Wang rearranging |
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! |
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! ============================================================ |
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! === Brief descriptions of parameters: |
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! |
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! nlon: No. of zonal grid points |
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! nlat: No. of meridional grid points |
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! nlev: No. of vertical levels |
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! dthour: Number of seconds of one hour |
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! dtmin: Number of seconds of one minute |
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! |
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integer, parameter :: nlon = 1 |
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integer, parameter :: nlat = N_LAT |
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integer, parameter :: nlev = N_LEV |
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integer, parameter :: nlon1= nlon-1 |
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integer, parameter :: nlat1= nlat-1 |
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integer, parameter :: nlev1= nlev-1 |
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integer, parameter :: nlon2= nlon-2 |
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integer, parameter :: nlat2= nlat-2 |
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integer, parameter :: nlev2= nlev-2 |
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#if ( N_LEV == 9 ) |
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integer, parameter :: n_tropopause = nlev-2 |
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#endif |
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#if ( N_LEV == 11 ) |
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integer, parameter :: n_tropopause = nlev-4 |
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#endif |
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integer, parameter :: n2dh = nlon*nlat |
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integer, parameter :: n2dv = nlat*nlev |
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integer, parameter :: n3d = n2dh*nlev |
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integer, parameter :: nchemyr = NYR_CHEM |
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real, parameter :: dthour = 3600.0 |
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real, parameter :: dtmin = 60.0 |
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! === Brief descriptions of parameters: |
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! |
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! nreaction: Number of reactions involved in the model |
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! |
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! nvaria: Number of variables involved in photochemistry |
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! |
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integer, parameter :: nract = 100 |
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integer, parameter :: nvaria= 15 |
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! === Brief descriptions of parameters: |
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! |
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! dx_df11: Mass conversion in radiative forcing of |
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! species x |
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! |
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real, parameter :: dhfc134a_df11 = 1.04 |
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real, parameter :: dhfc143a_df11 = 1.03 |
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real, parameter :: dpfmethane_df11 = 0.69 |
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real, parameter :: dpfethane_df11 = 1.36 |
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real, parameter :: dsf6_df11 = 2.75 |
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! === Brief descriptions of parameters: |
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! |
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! meta_nvar: Variable number for the meta model |
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! |
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integer, parameter :: meta_nvar = 58 !65 |