[Nek5000-users] Nek5000-users Digest, Vol 81, Issue 24

[nek5000-users at lists.mcs.anl.gov]

Hi Philipp,
Thanks for the input. Is there a way to make the whole computational domain
rotate?

Rif

On Fri, Nov 27, 2015 at 2:00 AM, <nek5000-users-request at lists.mcs.anl.gov>
wrote:

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>    1. Rotational velocity (nek5000-users at lists.mcs.anl.gov)
>    2. Re: Rotational velocity (nek5000-users at lists.mcs.anl.gov)
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> Message: 1
> Date: Thu, 26 Nov 2015 10:53:53 +0800
> From: nek5000-users at lists.mcs.anl.gov
> To: nek5000-users at lists.mcs.anl.gov
> Subject: [Nek5000-users] Rotational velocity
> Message-ID:
>         <mailman.11183.1448506454.24727.nek5000-users at lists.mcs.anl.gov>
> Content-Type: text/plain; charset="utf-8"
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> Hi neks,
> Is there a way to specify rotation on a body without mesh deformation? A
> follow up question to that is..suppose I specify an Omega a value. Omega is
> rotational velocity. How does nek know that this is rotational and not
> translational?
>
>
> Rif
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> Message: 2
> Date: Thu, 26 Nov 2015 14:19:23 +0100
> From: nek5000-users at lists.mcs.anl.gov
> To: nek5000-users at lists.mcs.anl.gov
> Subject: Re: [Nek5000-users] Rotational velocity
> Message-ID:
>         <mailman.11191.1448543996.24727.nek5000-users at lists.mcs.anl.gov>
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>
> Hi,
> if you would like to add Coriolis (and centrifugal) acceleration terms
> then these can easily be put into userf as body forces. If you use a
> param-value from the rea file, then the amount of rotation can be set at
> runtime.
>
> If on the other hand you would like to specify a rotating body, then I
> guess you could use the boundary conditions (userbc) on the body to
> impose this rotation.
>
> Best regards,
> Philipp
>
> On 2015-11-26 03:53, nek5000-users at lists.mcs.anl.gov wrote:
> > Hi neks,
> > Is there a way to specify rotation on a body without mesh deformation? A
> > follow up question to that is..suppose I specify an Omega a value. Omega
> > is rotational velocity. How does nek know that this is rotational and
> > not translational?
> >
> >
> > Rif
> >
> >
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> End of Nek5000-users Digest, Vol 81, Issue 24
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