/[MITgcm]/MITgcm_contrib/articles/ceaice/ceaice_model.tex
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revision 1.5 by mlosch, Thu Feb 28 20:45:29 2008 UTC revision 1.7 by mlosch, Thu Mar 6 21:54:55 2008 UTC
# Line 12  been modified and improved: Line 12  been modified and improved:
12    C-grid variants are available; the C-grid code allows for no-slip    C-grid variants are available; the C-grid code allows for no-slip
13    and free-slip lateral boundary conditions;    and free-slip lateral boundary conditions;
14  \item two different solution methods for solving the nonlinear  \item two different solution methods for solving the nonlinear
15    momentum equations have been adopted: LSOR \citep{zha97}, EVP    momentum equations have been adopted: LSOR \citep{zhang97}, EVP
16    \citep{hunke97};    \citep{hunke97};
17  \item ice-ocean stress can be formulated as in \citet{hibler87};  \item ice-ocean stress can be formulated as in \citet{hibler87};
18  \item ice variables are advected by sophisticated advection schemes;  \item ice variables are advected by sophisticated advection schemes;
# Line 98  minor axis $e$ equal to $2$; they are gi Line 98  minor axis $e$ equal to $2$; they are gi
98      \left(\dot{\epsilon}_{11}^2+\dot{\epsilon}_{22}^2\right)      \left(\dot{\epsilon}_{11}^2+\dot{\epsilon}_{22}^2\right)
99      (1+e^{-2}) +  4e^{-2}\dot{\epsilon}_{12}^2 +      (1+e^{-2}) +  4e^{-2}\dot{\epsilon}_{12}^2 +
100      2\dot{\epsilon}_{11}\dot{\epsilon}_{22} (1-e^{-2})      2\dot{\epsilon}_{11}\dot{\epsilon}_{22} (1-e^{-2})
101    \right]^{-\frac{1}{2}}    \right]^{\frac{1}{2}}
102  \end{align*}  \end{align*}
103  The bulk viscosities are bounded above by imposing both a minimum  The bulk viscosities are bounded above by imposing both a minimum
104  $\Delta_{\min}=10^{-11}\text{\,s}^{-1}$ (for numerical reasons) and a  $\Delta_{\min}=10^{-11}\text{\,s}^{-1}$ (for numerical reasons) and a

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