[MITgcm-support] Query regarding BLING

[Dattilo, Francesco]

I'm not really expert, but is pCO2 value corrected?
CO2 partial pressure could also affect the values of dic and alkalinity.


Il lun 25 set 2023, 17:14 kunal madkaiker <kunal.madkaiker02 at gmail.com> ha
scritto:

> Thanks Matt,
>
> I tried with #undef CARBONCHEM_SOLVESAPHE but the issue persists.
>
> Just an observation, when I keep PTRACERS_ref=0 in data.dic, it doesn't
> impact the DIC and ALK at those runoff points (ref. using_dic.gif)
> However, whether I keep PTRACERS_ref=0 or any other value, it impacts the
> conc. of those points (which keep on drifting as the run progresses, ref.
> using_bling.gif).
>
> Kunal
>
> On Mon, Sep 25, 2023 at 7:35 PM Matthew Mazloff <mmazloff at ucsd.edu> wrote:
>
>> Hi Kunal
>>
>> The default bling chemistry is the same as the DIC package. Is your run
>> with the funny behavior using
>> #undef CARBONCHEM_SOLVESAPHE
>> If so, can you check that you get the desired outcome with this undefined.
>>
>> There may be a bug in the BLING SOLVESAPHE code.
>>
>> Matt
>>
>>
>>
>> > On Sep 25, 2023, at 6:58 AM, kunal madkaiker <
>> kunal.madkaiker02 at gmail.com> wrote:
>> >
>> > Hi all,
>> >
>> > I have some issues resolving the carbon chemistry using the BLING
>> package. My domain has river runoff included as a point source. When using
>> the 'DIC' package, DIC and ALK conc. get diluted causing pH to increase at
>> those points (which is correct).
>> >
>> > However, when I use the same setup with the BLING package, the DIC and
>> ALK conc. are getting diluted but the pH decreases rapidly (5-6 pH).
>> >
>> > Secondly, has the SOLVESAPHE algorithm been fully implemented in BLING
>> or not yet? I tried defining 'CARBONCHEM_SOLVESAPHE' in BLING_OPTIONS.h and
>> 'selectpHsolver=1' in data.bling but then I got the segmentation error.
>> Otherwise, it works fine.
>> >
>> > Let me know what you think. I am attaching the required files and plots
>> for your reference.
>> >
>> > Thanks,
>> > Kunal
>> >
>> <BLING_OPTIONS.h><DIC_OPTIONS.h><data.dic><data.bling><sterr_file><using_bling.gif><using_dic.gif>_______________________________________________
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