[MITgcm-support] aim.5l_LatLon Topography File Format

taimaz.bahadory taimaz.bahadory at mun.ca
Wed Jul 18 12:40:39 EDT 2012


I haven't changed any other file bu just the "topo.filt_55l.bin".
Anyway, there are some other files I was suspicious about
(landFRC.fullcell.bin, stheta.*.ft.bin, which I guess is the place where
temperatures are set), and I tried to make them compatible with my new
topography file (i.e. make sure to have a temperature between 100 and 400
in places which I have land), but still the problem persists (just the word
"Temp" in the previous error is replaced by "TS").


On Wed, Jul 18, 2012 at 12:20 PM, Chris Horvat <horvat at fas.harvard.edu>wrote:

> It looks like you are setting your temperature to be 0, but the routine
> AIM_DYN2AIM is expecting values in Kelvin (hence the out of range
> (100,400)).
>
> Perhaps your initial temperature file or Data/Tref values are set
> incorrectly.
>
> Chris
>
>
>
> On Wed, Jul 18, 2012 at 10:45 AM, taimaz.bahadory <taimaz.bahadory at mun.ca>wrote:
>
>> Hi;
>>
>> As this is an atmospheric model, I guess it just needs positive values
>> for above ground points and zeros for sea points (in the case of Height),
>> or in the case of pressure, 101,325 for sea-level and lesser values for
>> other heights (I tried both).
>> The errors it generates is:
>>
>> AIM_DYN2AIM: Temp= 0.0000000000000E+00 out of range  100 400
>> AIM_DYN2AIM: Pb in i,j,k,bi,bj,myThid,I2,X,Y=  27  52   1  1  1  1
>> 6555   74.531   54.844
>> STOP ABNORMAL END: S/R AIM_DYN2AIM
>>
>> !!
>>
>>
>>
>> On Wed, Jul 18, 2012 at 10:42 AM, Chris Horvat <horvat at fas.harvard.edu>wrote:
>>
>>> Taimaz,
>>>
>>> Should be a binary file with heights (or pressures). Just make sure that
>>> you reflect the sign convention, i.e. underwater, the sign is negative.
>>>
>>> See
>>> http://mitgcm.org/public/r2_manual/latest/online_documents/node102.html
>>>
>>> What exactly is the error you recieve?
>>>
>>> Chris
>>>
>>>
>>> On Wed, Jul 18, 2012 at 8:44 AM, taimaz.bahadory <taimaz.bahadory at mun.ca
>>> > wrote:
>>>
>>>> Hi everybody;
>>>>
>>>> I'm trying to replace the "topo.filt_55.bin" in the "aim.5l_LatLon"
>>>> input directory with a topography file of mine, but the problem is I don't
>>>> know how was the "topo.filt_55.bin" file organized initially, that is, is
>>>> it a 3D data file containing only 0 and 1, or a 2D data file with values
>>>> showing the height of each point.
>>>> The model is running using this file with a 128x64 grid and 5 vertical
>>>> layers. I generated two different arbitrary binary files, one containing 3D
>>>> (128x64x5) zero and ones, and the other a 2D binary file (128x64) with
>>>> heights, both makes errors.
>>>> Any suggestion to use topo-files other that the one provided with the
>>>> example?
>>>> Thanks
>>>>
>>>> _______________________________________________
>>>> MITgcm-support mailing list
>>>> MITgcm-support at mitgcm.org
>>>> http://mitgcm.org/mailman/listinfo/mitgcm-support
>>>>
>>>>
>>>
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>>>
>>
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>
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