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Re: Toroid Capacitance calculated without earth-distance?
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To: tesla@pupman.com
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Subject: Re: Toroid Capacitance calculated without earth-distance?
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From: "Antonio Carlos M. de Queiroz" <acmq@compuland.com.br> (by way of Terry Fritz <twftesla@uswest.net>)
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Date: Sat, 29 Apr 2000 09:35:35 -0600
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Approved: twftesla@uswest.net
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Delivered-To: fixup-tesla@pupman.com@fixme
Tesla List wrote:
>
> Original Poster: "Ruud de Graaf" <rdegraaf@daxis.nl>
> Maybe i missed something, but could somebody tell me how it is possible
that in
> the calculation of the toroid capacitance the distance to ground is ignored.
> IMHO it should be actually inverted proportional.
If the ground is very close, yes, but after some distance from ground
the capacitance tends to a limit value. This happens with any shape,
and the limit is the "body capacitance", or "capacitance to infinity"
of the object.
Antonio Carlos M. de Queiroz