| 674 |
diffusive terms for quantities $X=(c\cdot{h}), c, (c\cdot{h}_{s})$. |
diffusive terms for quantities $X=(c\cdot{h}), c, (c\cdot{h}_{s})$. |
| 675 |
% |
% |
| 676 |
From the various advection scheme that are available in the MITgcm, we |
From the various advection scheme that are available in the MITgcm, we |
| 677 |
choose flux-limited schemes \citep[multidimensional 2nd and 3rd-order |
recommend flux-limited schemes \citep[multidimensional 2nd and |
| 678 |
advection scheme with flux limiter][]{roe:85, hundsdorfer94} to |
3rd-order advection scheme with flux limiter][]{roe:85, hundsdorfer94} |
| 679 |
preserve sharp gradients and edges that are typical of sea ice |
to preserve sharp gradients and edges that are typical of sea ice |
| 680 |
distributions and to rule out unphysical over- and undershoots |
distributions and to rule out unphysical over- and undershoots |
| 681 |
(negative thickness or concentration). These scheme conserve volume |
(negative thickness or concentration). These schemes conserve volume |
| 682 |
and horizontal area and are unconditionally stable, so that we can set |
and horizontal area and are unconditionally stable, so that we can set |
| 683 |
$D_{X}=0$. Run-timeflags: \code{SEAICEadvScheme} (default=2), |
$D_{X}=0$. Run-timeflags: \code{SEAICEadvScheme} (default=2, is the |
| 684 |
\code{DIFF1} (default=0.004). |
historic 2nd-order, centered difference scheme), \code{DIFF1} |
| 685 |
|
(default=0.004). |
| 686 |
|
|
| 687 |
There is considerable doubt about the reliability of a ``zero-layer'' |
There is considerable doubt about the reliability of a ``zero-layer'' |
| 688 |
thermodynamic model --- \citet{semtner84} found significant errors in |
thermodynamic model --- \citet{semtner84} found significant errors in |
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