RE: [TCML] xfmr oil

["Dave Halliday" <dh@xxxxxxxxxxxxxx>]

What is the Shell Water Detector?

http://www.shell.com/home/content/aviation-en/productservice/waterdetector/s
hellwaterdetector.html


Dave 

> -----Original Message-----
> From: tesla-bounces@xxxxxxxxxx 
> [mailto:tesla-bounces@xxxxxxxxxx] On Behalf Of Drake Schutt
> Sent: Tuesday, December 11, 2007 4:33 PM
> To: Tesla Coil Mailing List
> Subject: Re: [TCML] xfmr oil
> 
> Hi marko,
> 
> I don't really know anything about refrigeration oil, but I 
> do know that
> mineral oil is suitable for high voltage uses.  There are 
> oils specifically
> designed for high voltage applications but mineral oil is a decent
> substitute.  The only problem with oils and high voltages is 
> that any water
> or other impurities can make it much more conductive.  My 
> uncle flies small
> aircraft in developing countries and rural areas where sometimes the
> gasoline is questionable.  He carries what looks like a pack 
> of mentos (a
> candy) with a "SHELL" logo on it.  He puts them in the 
> gasoline in question
> and if there is water in it they turn blue.  I don't know 
> where you could
> get any of them, but the point is if you want to use unknown 
> oil for TC use
> you should see if it has water in it first.
> 
> Regards,
> Drake Schutt
> 
> On Dec 10, 2007 10:27 PM, mark olson <kc5gym@xxxxxxx> wrote:
> 
> > I routinely work on medium to large refrigeration plants 
> and as a matter
> > of
> > procedure procure gallons of  refrigeration oil.
> > It is usually clean and dry, unless there was a running 
> burn, and it is
> > usually mineral oil.  It seems to be ideal for Tesla coil
> > work.
> >
> > Am I unaware of something?
> >
> > Marko
> >
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