[TCML] tesla coil blowers

[Jonathan Peakall]

Sounds good to me too. The decrease in performance was easy to see and 
reproducible, no fancy measurements required. If I didn't now live off grid 
with a fancy inverter to worry about I'd play with it some.

Jonathan

----- Original Message ----- 
From: "Carl Noggle" <cn at q.com>
To: "Tesla Coil Mailing List" <tesla at pupman.com>
Sent: Friday, November 25, 2011 9:06 PM
Subject: Re: [TCML] tesla coil blowers


> Hey---Sounds like a reasonable theory.  There should be a gap length for
> max performance corresponding to each blower speed.  I'll check it on
> mine--it's an annular blower gap.  I'll report findings.
>
> ---Carl
>
>> Though no one asked, I'll offer my theory.  The air between the 
>> electrodes
>> in a sucker gap is at a lower pressure than the surrounding atmospheric
>> air.  As the pressure is reduced, the breakdown voltage of the gap is
>> reduced.  A lower breakdown voltage delivers smaller bangs, and lower
>> performance.  Just a theory though - I haven't run my sucker gap in many
>> years and I haven't personally witnessed this.
>>
>> Regards, Gary Lau
>> MA, USA
>>
>> On Fri, Nov 25, 2011 at 6:29 PM, Jonathan 
>> Peakall<jpeakall at madlabs.info>wrote:
>>
>>> I found with my sucker gap that too much vac actually decreased
>>> performance. There was a sweet spot somewhere around the 20-30% power 
>>> mark,
>>> as Gary describes.
>>>
>>> Jonathan
>>>
>>> ----- Original Message ----- From: "Carl Noggle"<cn at q.com>
>>> To: "Tesla Coil Mailing List"<tesla at pupman.com>
>>> Sent: Friday, November 25, 2011 8:04 AM
>>> Subject: Re: [TCML] tesla coil blowers
>>>
>>>
>>>   Thanks, Gary--after 20 years of running my coil I never thought of
>>>> that.  Probably make for longer motor life, too, although in that time 
>>>> I
>>>> have only had to replace it once.  Still, I had egg on my face in the
>>>> middle of a show.  A small step-down autotransformer would work well, 
>>>> too.
>>>>
>>>> ---Carl
>>>>
>>>>
>> _______________________________________________
>> Tesla mailing list
>> Tesla at pupman.com
>> http://www.pupman.com/mailman/listinfo/tesla
>
> _______________________________________________
> Tesla mailing list
> Tesla at pupman.com
> http://www.pupman.com/mailman/listinfo/tesla