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# Re: [FEMM] FILL FACTOR

- To: "FEMM mailing list" <femm@list.foster-miller.net>
- Subject: Re: [FEMM] FILL FACTOR
- From: "KASTURY_HOTMAIL" <rkastury@hotmail.com>
- Date: Mon, 16 Feb 2004 12:36:33 +0530
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    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@foster-miller.com>
    To: "FEMM mailing list" <femm@list.foster-miller.net>
    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@foster-miller.com
    > http://femm.foster-miller.com
    >
    > _______________________________________________
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- Follow-Ups:
  - [FEMM] internal fault for a sychronous generator
    - From: Mohamed Karakache <mkarakdz@yahoo.fr>
  - Re: [FEMM] FILL FACTOR
    - From: David Meeker <dmeeker@foster-miller.com>

- References:
  - [FEMM] FILL FACTOR
    - From: Santiago Salamanca <santiago@salamanca.de>
  - Re: [FEMM] FILL FACTOR
    - From: David Meeker <dmeeker@foster-miller.com>

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