[Mesa-users] Evolution simulation questions

[Croxmor Moraga]

Awesome, thanks!

El jue., 29 ago. 2019 a las 0:28, Adam Jermyn (<adamjermyn at gmail.com>)
escribió:

> You need to write your routine in a run_star_extras file. For details on
> how to do this you might check out this tutorial:
> https://jschwab.github.io/mesa-2019/
>
> -Adam
> On Aug 28, 2019, 8:55 PM -0700, Croxmor Moraga <
> rodrigo.moraga.merino at gmail.com>, wrote:
>
> I found it, but the place where you said that I can write my own version
> of the equation, is in the same winds.f90 ?
> Or I must write it in the other function you mentioned, and if it does,
> where is positioned that programm?
>
> El mié., 28 ago. 2019 a las 18:04, Croxmor Moraga (<
> rodrigo.moraga.merino at gmail.com>) escribió:
>
> Thanks, I will check it out.
>
> El mié., 28 ago. 2019 17:32, Adam Jermyn <adamjermyn at gmail.com> escribió:
>
> Hi Croxmor,
>
> You can find the answer to this by looking in
> MESA_DIR/star/private/winds.f90, which I found by grep'ing for 'Reimers'
> through star/private. In there you'll see a function called
> eval_wind_for_scheme. Following the logic, the wind gets set as
>
>                 wind = 4d-13*(L1*R1/M1)/(Lsun*Rsun/Msun) ! in Msun/year
>
> Following this, if you've set the scheme to 'Reimers', it just gets
> multiplied by a scale-factor called Reimers_scaling_factor, which you can
> set in the controls section of your inlist.
>
> If you want to modify the wind prescription I'd recommend using the
> other_wind hook in run_star_extras. That will let you write your own
> prescription.
>
> Cheers,
> -Adam
>
>
> On Wed, Aug 28, 2019 at 2:25 PM Croxmor Moraga via Mesa-users <
> mesa-users at lists.mesastar.org> wrote:
>
> Greetings developers comunity.
> You will see, the thing is that I am trying to simulate a red giant star
> in order the study the mass loss process, following the reimers equations,
> which is included between the parameters of MESA. But as it was redifined
> by Schröder and  Cuntz; for this process.
> I want to study if the presence of the red giant magnetic field,
> manifested in MHD turbulences from subsurface convection zones which
> dissipates and escape throught magnetic flux within the cool stellar winds;
> as it was suggested by Cramer and Saar.
> I want to know :in which version of the reimers equation is based the
> standard mass loss relation used by MESA, and if is not the one I want to
> use, how can I modify that equation in my version of MESA, to use it in my
> simulations?
>
> From beforehand: Thank you and good afternoon.
> _______________________________________________
> mesa-users at lists.mesastar.org
> https://lists.mesastar.org/mailman/listinfo/mesa-users
>
>
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