TSSP: List Archives

From: Paul
Date: Sat, 07 Oct 2000 15:20:07 +0100
Subject: Re: [TSSP] Progress report 28th Sep 2000

Paul wrote:

>> As a result I'm looking to find a way to calculate the effective
>> AC resistance independently of Medhurst.

Barry (bensonbd@erols.com) wrote:

> ...a reference that I found in the January 1998 issue of IEEE
> Transactions on Magnetics on page 205 by E. Fraga, C Prados, and
> D. -X. Chen titled "Practical model and calculation of AC resistance
> of long solenoids".  In the article they show how the usual Bessel
> function formulae for AC resistance of conductors vs frequency is
> in error.  They derive a formula that still uses hyperbolics but
> claim high accuracy for long solenoids. 

Thanks Barry, thats just the right kind of stuff. I'll order this one
from the library.

Cheers,
--
Paul Nicholson,
Manchester, UK.
--


Maintainer Paul Nicholson, paul@abelian.demon.co.uk.