[Mesa-users] a problem of the relaxation

曾耀田 zengyaotian at ynao.ac.cn
Sun Jun 7 05:52:11 EDT 2020


Dear all,
I

! inlist to relax a star

&star_job

set_initial_dt = .true.
years_for_initial_dt = 1d-8

show_log_description_at_start = .false.
show_net_species_info = .true.

set_initial_cumulative_energy_error = .true.
new_cumulative_energy_error = 0d0

! Relaxes composition and entropy

relax_initial_entropy = .true.
relax_entropy_filename = 'pre-relaxed_D_T.dat'
get_entropy_for_relax_from_eos = 'eosDT'
timescale_for_relax_entropy = 1d-8 ! in years
max_dt_for_relax_entropy = 5d-6 ! in years
num_timescales_for_relax_entropy = 300

relax_initial_composition = .true.
relax_composition_filename = 'pre-relaxed_X.dat'
num_steps_to_relax_composition = 100
timescale_for_relax_composition = 1d-6

save_model_when_terminate = .true.
save_model_filename = 'relaxed.mod'
required_termination_code_string = 'max_model_number'

/ !end of star_job namelist


&controls


use_gold_tolerances = .true.

use_dedt_form_of_energy_eqn = .false.

! min_T_for_acceleration_limited_conv_velocity = 0

! check for retries and backups as part of test_suite
max_number_backups = -1
max_number_retries = 2000
max_model_number = 10000

retry_limit = 500

initial_mass = 1.5d0
varcontrol_target = 2d-4
max_years_for_timestep = 1d-2
min_timestep_limit = 1d-20

use_Type2_opacities = .true.
Zbase = 0.02

photo_directory = 'photos-relaxed'
log_directory = 'LOGS-relaxed'

profile_interval = 1
history_interval = 1
terminal_interval = 1
write_header_frequency = 10
max_num_profile_models = 10000

/ ! end of controls namelist


&pgstar

/ ! end of pgstar namelist






>>>> your operating system (including version information)

Linux version 2.6.32-220.el6.x86_64 (mockbuild at x86-004.build.bos.redhat.com) (gcc version 4.4.5 20110214 (Red Hat 4.4.5-6) (GCC) ) #1 SMP Wed Nov 9 08:03:13 EST 2011

>>>> which version of MESA you are using

mesa-r12778

>>>> which version of the MESA SDK you are using

mesasdk-x86_64-linux-20.3.1








Best wishes
Yaotian Zeng


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