TSSP: List Archives

From: boris petkovic
Date: Fri, 25 May 2001 11:37:44 -0700 (PDT)
Subject: Re: [TSSP] Loss due to ultrasonic mechanical vibration of secondary?



--- Paul  wrote:
> Hi All,
> 
> Fishing around for additional loss mechanisms for a
> secondary coil,
> has anyone ever looked into the possibility that
> mechanical vibration
> of the winding at the RF frequency could be
> responsible for some part
> of the overall dissipation?
> 
> Perhaps a winding which is less than perfectly rigid
> might cause
> minute inelastic deformations of the winding/former,
> especially in
> something like sonotube which presumably damps sound
> vibrations
> rather well.
> 
> Just something to ponder.
> 

---
This is a very brave idea and worth of checking.
Definitely,secondary system experince some losses via
sound energy.How much ,hard to tell.
Heck,I think you're on a good track!

Cheers,
Boris

__________________________________________________
Do You Yahoo!?
Yahoo! Auctions - buy the things you want at great prices
http://auctions.yahoo.com/


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