[MITgcm-support] advection of ice-melange

[Martin Losch]

Hi Mainak,

You need some kind of forcing, either by wind or be water. Can you confirm that the water in the grid cells covered by your ice-melange (not clear how you define that in the sea ice model) is moving in some way?

Martin

> On 8. Aug 2021, at 10:53, Mainak Mondal <mm10845 at nyu.edu> wrote:
> 
> Hi,
> 
> Recently I was trying to advect ice-melange in MITgcm. I used sea-ice package and created an ice-melange over a 5 by 5 grid cell with an Heff=1m while the rest Heff=0. I used the following options in data.seaice
> 
> # SEAICE parameters
>  &SEAICE_PARM01
>  SEAIcewriteState =.TRUE.,
>  SEAICE_EPS =1.E-8,
>  SEAICEuseDYNAMICS =.TRUE.,
>  HeffFile='Heff1.bin',
>  SEAICEadvHeff=.TRUE.,
>  &
> I am not putting any wind forcing but the melange is placed next to a subglacial plume, which was forced by the obcs package. The ice-melange is melting and sea-ice is growing around it.
> However, the ice-melange remains static at its location throughout. Any clue how I shall be able to advect it? I would really appreciate your help.
> 
> Regards,
> 
> 
> -- 
> Mainak Mondal
> Post-Doctoral Associate
> A2 104-C
> Center for Global Sea Level Change
> New York University Abu Dhabi
> ph: +971 26285339
> 
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