[Getdp] Magnetostatic problem in 3D (non symetrical)
Pavol Chladny
pchladny at pobox.sk
Tue Jan 18 23:46:28 CET 2005
Hi Patrick,
I will check your posts for sure. Anyway, do you know (approximately)
when can Magnetostatic 3D formulation appear there ?
Regards,
Palo
> Palo,
>
> I have just posted to the getdp wiki a 2D and 3D magnetodynamic
> formulation in which stranded and massive inductors can be taken into
> account. A complete example of application is given as well. In the
next
> future, I will post a 3D magnetostatic formulation with stranded
> inductors. Such a formulation could be built from the magnetodynamic
one.
>
> Kind regards,
>
> Patrick
>
>
>
> Pavol Chladny wrote:
>
> > Dear Mathias,
> >
> > Thanks a lot for your reply. I welcome everything, because I need to
> > get familiar with GMSH & GetDP and I don't have lot of time. :(
> >
> > You were assuming right that I need this for real 3D problem, because
> > it won't be symetric. That definition with Vector looks good, but I
> > have one question. Is GetDP capable to take such definition in
> > cylindical coordinates ? If it works, it can make things easier to me
> > (I hope).
> >
> > Another question I have is about Inf (AirInf) region always used in
> > examles. Is there an exact rule how this must look ? For example, can
> > this region be defined like volume between two coaxial valves ?
> >
> > If this has already been discussed in this mailing list, please help
> > me find it. I am new in mailing list. I was looking for something in
> > archives, but I wasn't successful yet.
> >
> > Best regards,
> > Palo
> >
> > m.fenner at gmx.net wrote:
> >
> >> Dear Pavol,
> >>
> >> for an axisymmetric problem I could offer you a geometry and a
> >> problem description file. I shall attach these to this message. From
> >> your first message I assume that you are interested in a true 3D
> >> problem, right? I guess one could try the straight forward way and
> >> define a source current density j[Coil] = Vector[ -Y[],X[],0 ] in
> >> region coil (be aware I have not tested this, X[] returns the X
> >> coordinate of an element, see recent mailing list).
> >> But maybe Christophe can show you a way how to utilize global values
> >> to drive a source current in an arbitrary geometry.
> >>
> >> Best regards
> >>
> >> Matthias
> >>
> >>
> >> -------- Original Message --------
> >> Subject: Re: [Getdp] Magnetostatic problem in 3D (non symetrical)
> >> (17-Jan-2005 21:50)
> >> From: pchladny at pobox.sk
> >> To: m.fenner at omicron.de
> >>
> >>
> >>
> >>> Hi again,
> >>>
> >>> I will try to start with something simpler as I am starting with
> >>> GMSH and GetDP.
> >>>
> >>> Lets have a problem like in geometry in attatchement. There is one
> >>> coil placed in air (coaxial).
> >>> How can I define source current density in coil ? What about
> >>> boundary conditions ?
> >>>
> >>> Regards,
> >>> Pavol Chladny
> >>>
> >>> Faculty of Mathematics, Physics and Informatics
> >>> Comenius University
> >>> Bratislava, Slovakia
> >>>
> >>>
> >>> _______________________________________________
> >>> getdp mailing list
> >>> getdp at geuz.org
> >>> http://www.geuz.org/mailman/listinfo/getdp
> >>>
> >>>
> >>
> >>
> >>
> >>
> >
> > _______________________________________________
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> > getdp at geuz.org
> > http://www.geuz.org/mailman/listinfo/getdp
> >
> >
>
> --
> Patrick Dular, Dr. Ir., Research associate, F.N.R.S.
> Department of Electrical Engineering and Computer Science
> Unit of Applied Electricity
> University of Liege - Montefiore Institute - B28 - Parking P32
> B-4000 Liege - Belgium - Tel. +32-4 3663710 - Fax +32-4 3662910
> E-mail: Patrick.Dular at ulg.ac.be
>
>
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