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1. Does MSU_Turbo write checkpoint files
for restarting jobs after a hardware downtime? |
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TURBO
can write out restart files as specified by user. This parameter is
called num_iter_restart_write, which defines the number of iterations
before writting a restart file. Computation can be resumed after restart
files are created at the point where they were written. This however,
has nothing to do with machine downtime. In other words, in case of
system failure the most you can recover is when the last restart files
were written. |
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2 How to generate the files:
- cor.inlet_[steady/unsteady]
- cor.exit_[steady/unsteady] |
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In
the design of TURBO, cor* files should be generated as post-processed
results of APNASA solutions. Especially if you are trying to model
the incoming wakes. These files contain flow variables at two cutting
planes, usually near the exit of the upstream blades, from the APNASA
solution that has either wake informations (cor.inlet.unsteady)
or inlet condition (cor.inlet.steady). If you don't have a APNASA
solution, you will need to find other way to generate the data and
convert it to the APNASA data format. The format can be found on
the TURBO website.
Online
Documentation > Input Files > Flow File Format
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3. How to run flutter simulation? |
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To
run flutter simulations, you would need to describe blade motion through
a displacement file that contains the frequency, magnitude, and inter-blade
phase angle of the blade motion. This displacement file is generated
with a TURBO-AE pre-processor. MSU does not provide support for this
pre-processor. You should contact Dr. Milind Bakhle at NASA Glenn
on use and acquiring the code. His e-mail is milind.A.Bakhle@grc.nasa.gov
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