[TheForge] Traveling Gas

[Steve Smith]

Excellent, I like the idea of trying it out. Thanks for letting us know.

Steve

Jerry Smith wrote:

> Steve,
> 
> I went over to teh high school and played with a
> fisher burner. I had my digital thermometer with me.
> 
> The screen is out.
> 
> Jerry
> --- Steve Smith <sos at alum.mit.edu> wrote:
> 
> 
>>Jerry,
>>
>>Try the existing burners first (Reil, Porter, etc.).
>>The work *really* 
>>well, and I don't think they will work as well if
>>you put screen in 
>>them. There is no problem in these burners with the
>>flame climbing the 
>>tube, the flame is controlled by the flare at the
>>business end.
>>
>>Steve
>>
>>Jerry Smith wrote:
>>
>>
>>>What kind of screen was it and if it isn't
>>
>>hardware
>>
>>>store stuff, we can I buy some?
>>>
>>>Jerry
>>>
>>>--- Grover Richardson
>>><grover.richardson at gtri.gatech.edu> wrote:
>>>
>>>
>>>
>>>>The screen performs two purposes.  One is to mix
>>
>>the
>>
>>>>gas, the other is a
>>>>fire block.  A third thing that is generally
>>>>unnoticed is that the screen
>>>>also keeps infra red from getting back to the
>>>>orifice.  I have a plumbing
>>>>pipe version of a burner and I ran it a few times
>>>>without a twist of shim
>>>>stock inside it for a mixer.  There was enough
>>
>>infra
>>
>>>>red in the forge to
>>>>ignite the flame at the orifice.  A fun time was
>>
>>had
>>
>>>>by all until the burner
>>>>was turned off<G>.
>>>>
>>>>-----Original Message-----
>>>>From: theforge-bounces at mailman.qth.net
>>>>[mailto:theforge-bounces at mailman.qth.net] On
>>
>>Behalf
>>
>>>>Of Bruce Freeman
>>>>Sent: Thursday, February 15, 2007 2:26 PM
>>>>To: theforge at mailman.qth.net
>>>>Subject: Re: [TheForge] Traveling Gas
>>>>
>>>>Lynn,
>>>>I don't understand your question.  Who says it
>>
>>would
>>
>>>>not be a good idea?
>>>>Bruce
>>>>NJ
>>>>
>>>>
>>>>
>>>>>>>langfarm at together.net 2/15/2007 2:18 PM >>>
>>>>
>>>>Hello
>>>>
>>>>Why would it not be a good idea to add a screen,
>>
>>as
>>
>>>>metal window screen
>>>>, between the mixing chamber and the burn area?
>>
>>This
>>
>>>>is used in the
>>>>boating world to keep flames from going back down
>>>>the fill pipe..
>>>>
>>>>
>>>>
>>>>Lynn
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>Happens all the time.  The mixture just has to
>>
>>move
>>
>>>>faster than the
>>>>flame front so the fire doesn't travel  back up
>>
>>into
>>
>>>>the mixing chamber.
>>>>
>>>>
>>>>
>>>>CraigS
>>>>
>>>>
>>>>
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>>>
>>>
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>>
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>>
> 
> 
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