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1d947889e4 Oliv*0001 .. include:: ../defs.hrst
0002
0003 .. _Remineralization:
0004
faa67d1773 Oliv*0005 Remineralization and Nitrification
0006 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
1d947889e4 Oliv*0007
0008 Remineralization rates are temperature dependent:
0009
faa67d1773 Oliv*0010 .. math::
0011
0012 R_{\op{DOC}} &= \kappa_{\op{DOC}} f^{{{\op{remin}}}}(T) \op{DOC}
0013
0014 R_{\op{DON}} &= \kappa_{\op{DON}} f^{{{\op{remin}}}}(T) \op{DON}
0015
0016 R_{\op{DOP}} &= \kappa_{\op{DOP}} f^{{{\op{remin}}}}(T) \op{DOP}
0017
0018 R_{\op{DOFe}} &= \kappa_{\op{DOFe}} f^{{{\op{remin}}}}(T) \op{DOFe}
0019
0020 R_{\op{POC}} &= \kappa_{\op{POC}} f^{{{\op{remin}}}}(T) \op{POC}
0021
0022 R_{\op{PON}} &= \kappa_{\op{PON}} f^{{{\op{remin}}}}(T) \op{PON}
0023
0024 R_{\op{POP}} &= \kappa_{\op{POP}} f^{{{\op{remin}}}}(T) \op{POP}
0025
0026 R_{\op{POFe}} &= \kappa_{\op{POFe}} f^{{{\op{remin}}}}(T) \op{POFe}
0027
0028 R_{\op{POSi}} &= \kappa_{\op{POSi}} f^{{{\op{remin}}}}(T) \op{POSi}
0029
1d947889e4 Oliv*0030
0031 Nitrogen chemistry:
0032
0033 .. math::
0034
faa67d1773 Oliv*0035 P_{\op{NO2}} &= \kappa^{\op{nit}}_{\rm a} \op{NH}_4 \gamma^{\op{nit}}
1d947889e4 Oliv*0036
faa67d1773 Oliv*0037 P_{\op{NO3}} &= \kappa^{\op{nit}}_{\rm b} \op{NO}_2 \gamma^{\op{nit}}
1d947889e4 Oliv*0038
0039 where
0040
0041 .. math::
0042
faa67d1773 Oliv*0043 \gamma^{\op{nit}} = \max(0, 1-I/I_{\op{oxi}})
0044 \;.
0045
0046 Set :math:`I_{\op{oxi}}=0` to turn off light dependence.
0047
0048 Note that with :varlink:`DARWIN_ALLOW_DENIT` defined, remineralization stops
0049 when :math:`{\mathrm{O}}_2<{\mathrm{O}}_2^{{\text{crit}}}` and
0050 :math:`\op{NO}_3<\op{NO}_3^{{\text{crit}}}`, see :numref:`Denitrification`.
0051
0052
0053 .. csv-table:: parameters
0054 :delim: &
0055 :widths: 14,12,18,15,42
0056 :class: longtable
0057 :header: Param, Symbol, Default, Units, Description
1d947889e4 Oliv*0058
faa67d1773 Oliv*0059 :varlink:`KDOC` & :math:`\kappa_{\op{DOC}}` & 1/(100 days) & 1/s & DOC remineralization rate
0060 :varlink:`KDOP` & :math:`\kappa_{\op{DOP}}` & 1/(100 days) & 1/s & DON remineralization rate
0061 :varlink:`KDON` & :math:`\kappa_{\op{DON}}` & 1/(100 days) & 1/s & DOP remineralization rate
0062 :varlink:`KDOFe` & :math:`\kappa_{\op{DOFe}}` & 1/(100 days) & 1/s & DOFe remineralization rate
0063 :varlink:`KPOC` & :math:`\kappa_{\op{POC}}` & 1/(50 days) & 1/s & POC remineralization rate
0064 :varlink:`KPOP` & :math:`\kappa_{\op{POP}}` & 1/(50 days) & 1/s & POP remineralization rate
0065 :varlink:`KPON` & :math:`\kappa_{\op{PON}}` & 1/(50 days) & 1/s & PON remineralization rate
0066 :varlink:`KPOFe` & :math:`\kappa_{\op{POFe}}` & 1/(50 days) & 1/s & POFe remineralization rate
0067 :varlink:`KPOSi` & :math:`\kappa_{\op{POSi}}` & 1/(300 days) & 1/s & POSi remineralization rate
0068 :varlink:`Knita` & :math:`\kappa^{\op{nit}}_{\rm a}` & 1/(0.5 days) & 1/s & ammonia oxidation rate
0069 :varlink:`Knitb` & :math:`\kappa^{\op{nit}}_{\rm b}` & 1/(10 days) & 1/s & nitrite oxidation rate
** Warning **
Wide character in print at /usr/local/share/lxr/source line 1030.
0070 :varlink:`PAR_oxi` & :math:`I_{\op{oxi}}` & 10 & μEin/m\ :sup:`2`/s & critical light level after which oxidation starts
