[mesa-users] asking for some help about binary model

Robert Farmer rjfarmer at asu.edu
Fri Aug 12 13:22:27 EDT 2016


Hi
Could you please reattached the files you wanted to send, they seem to not
have attached to the email. Rather than sending a zip folder try attaching
just the inlists and the starting model files you are using, we do not need
the rest of your work folder.

Regards
Rob

On Thu, Aug 11, 2016 at 7:03 PM, 李蛟 <lijiao08ji at 126.com> wrote:

> Dear Prof. Paxton and colleagues,
>
> My name is Jiao Li. I am a PHD student of Yunnan observatories, Chinese
> Academy of Sciences. These days, I an trying to use the binary model of
> MESA to simulate the evolution of Symbiotic stars, which are interacting
> binary systems with longest orbital period ( > 1 yr). They are composed of
> an evolved cool giant (AGB or RGB) and an accreting hot, luminous companion
> (generally WD) surrounded by the dense ionized nebula.
>
> So I used the test suite of 1M_pre_ms_to_wd of mesa-r7624 to create an RGB
> named RGB_1.72Msun_Teff3641.mod (M = 1.72 Msun, Teff = 3641K), and used the
> WD_0.60Msun_Tc_3e7_iniy.mod as WD ( M = 0.60 Msun, Tc = 3e7) which is
> created by Wolf et al. (2013), and downloaded from
> http://www.mesastar.org/results/hydrogen-burning-on-
> accreting-white-dwarfs-stability-recurrent-novae-and-
> the-post-nova-supersoft-phase/steadily-burning-models
>
>
>
>  # inlist1 ------- is the evolution of  RGB
>
>  # inlist2 ------- is the evolution of WD
>
>
>
> When I run these model on mesa-r7624, it is stopped with the ‘Backtrace
> for this error:’
>
> Backtrace for this error:
>
> #0  0x10feadfc2
>
> #1  0x10feae77e
>
> #2  0x7fffa1b71529
>
> #3  0x10f9eadcb
>
> #4  0x10f9c922f
>
> #5  0x10f9cc38a
>
> #6  0x10f9cc04a
>
> #7  0x10f9cc690
>
> #8  0x10f9d5a0f
>
> #9  0x10d054ebb
>
> #10  0x10d065ce5
>
> #11  0x10d0694a8
>
> #12  0x10d069565
>
> #13  0x10d08abf6
>
> #14  0x10d08adef
>
> #15  0x10d173b59
>
> #16  0x10d187c7b
>
> #17  0x10ce8cd07
>
> #18  0x10ce756a1
>
> #19  0x10ce756b7
>
> #20  0x10ce756ef
>
> ./rn: line 8: 25801 Segmentation fault: 11  ./binary
>
>
>
> When it was run on mesa-r8845, the code stop because of convergence
> problems dt < min_timestep_limit.
>
>
>
> I have got this problem about a month, but still can not resolve it. Could
> you please give me some advices or help to overcome it?
>
> Attached include two compressed files work_r7624.zip and work_r8845.zip
> which are worked on the version 7624 and 8845, respectively. By the way,
> they are worked on OS X EI Capitan (10.11.5).
>
> Thank you very much!
>
>
>
> Best regards!
>
> Jiao Li
>
>
>
>
>
>
>
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