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Re: [PSUBS-MAILIST] motor seals

To: personal_submersibles@psubs.org
Subject: Re: [PSUBS-MAILIST] motor seals
From: "Gary R. Boucher" <protek@shreve.net>
Date: Tue, 15 Aug 2000 16:51:50 -0700
In-Reply-To: <3999A363.B434F8DF@zk3.dec.com>
References: <4.2.0.58.20000815085719.009ee4e0@mail.shreve.net><4.2.0.58.20000815143205.009e62a0@mail.shreve.net>

Jon,
     Not a dumb question at all.  If you use a metal, even a non-ferris 
metal the moving magnets will create small currents in the metal that will 
basically heat the metal taking energy from the system.  A ceramic or 
non-conductor will prevent this effect.

GB

At 01:09 PM 8/15/00 , you wrote:
>Gary,
>
>Perhaps a dumb question, but, what is the purpose for the ceramic (or any 
>other
>material)
>between the magnets?
>
>Jon

References:
- [PSUBS-MAILIST] motor seals
  - From: "Gary R. Boucher" <protek@shreve.net>
- RE: [PSUBS-MAILIST] motor seals
  - From: "Gary R. Boucher" <protek@shreve.net>
- Re: [PSUBS-MAILIST] motor seals
  - From: Jonathan Wallace <jon@zk3.dec.com>

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