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Re: [FEMM] FILL FACTOR

Dear Dr Meeker,

    You are planning to introduce wire gaga as a parameter for fill factor.
    Please note that people use ISO metric, British standard and AWG wire
gages as per the availability.

Kastury

----- Original Message -----
From: "David Meeker" <dmeeker@xxxxxxxxxxxxxxxxx>
To: "FEMM mailing list" <femm@xxxxxxxxxxxxxxxxxxxxxx>
Sent: Monday, February 16, 2004 8:32 AM
Subject: Re: [FEMM] FILL FACTOR


> Santiago Salamanca wrote:
>
> >Hi, everyone.
> >
> >in the Data TEAMProblem28  Dr. Meeker define a coil with 960
> >Turns
> >an another coil with -576 Turns, both with i=20A
> >?How to define the "fill factor" for each coil?
> >
> >
> You have to multiply the conductivity of the bulk coil material by the
> fill factory and enter that value as the conductivity for a wound
> region.  This is still sort of a kludge--I'm planning to put in a
> parameter for wire gauge so that the program will figure out the fill
> factor itself based on the wire size and number of turns.
>
> >?Are both coils in serie, oder is a coil as the "PRIMARY" and
> >the another as
> >the "SECUNDARY" a Transformator?
> >
> >Thanks
> >
> >Santiago Salamanca
> >
> >
> For this particular example, both coils are connected together in series
> (i.e. not like your typical transformer).  I did this because this is
> sort of a benchmark problem, and that's the way that the benchmark was
> connected.  See http://ee.ascs3.uakron.edu/team/problems/problem28.pdf
> Although FEMM doesn't solve the transient simulation described in the
> TEAM writeup, one can compare the final steady-state position reported
> in the writeup with a FEMM simulation.
>
> Dave.
>
> --
> David Meeker
> Senior Engineer
> Foster-Miller, Inc.
> 350 Second Avenue
> Waltham, MA 02451-1196
> 781-684-4070
> 781-890-3489 (fax)
> dmeeker@xxxxxxxxxxxxxxxxx
> http://femm.foster-miller.com
>
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