[TheForge] Chip Bed Forge

Chris Kilpatrick crimsonkil at lycos.com
Thu Feb 23 11:13:31 EST 2006 

Hey Mike!
    I already own your one book, I guess I can wait for the other.

CK

> ----- Original Message -----
> From: "Mike Porter" <michael.a.porter at comcast.net>
> To: "Sponsored by ABANA" <theforge at mailman.qth.net>
> Subject: Re: [TheForge] Chip Bed Forge
> Date: Wed, 22 Feb 2006 13:55:09 -0800
> 
> 
> Chris K,
> On the one hand you are going to lose some temperature to the 
> additional structure. On the other hand you are going to recoup a 
> lot of heat loss that you otherwise wouldn't. How well you do will 
> depend very much on how well you build. So, what will you end up 
> with? After you build one you'll know, and that is the only way 
> you're going to find out this year. I will be building this forge 
> during June, while taking pictures, making drawings, writing out 
> parts lists & construction details, all of which will be sent off 
> to the publisher, who will keep them quite secret until the book is 
> published next year. If you're in a hurry to find out anything 
> more, you'll have to self teach :-)
> Mike P.
> 
> ----- Original Message ----- From: "Chris Kilpatrick" <crimsonkil at lycos.com>
> To: "Sponsored by ABANA" <theforge at mailman.qth.net>
> Sent: Wednesday, February 22, 2006 10:23 AM
> Subject: Re: [TheForge] Chip Bed Forge
> 
> 
> A lower combustion chamber makes much more sense, and I can see how 
> it would allow for many options.  My next question involves top 
> temp of the forge. With a separate box below, even with good 
> insulation, do you have a lower top temperature?
> 
> -Chris K.
> 
> > ----- Original Message -----
> > From: "Mike Porter" <michael.a.porter at comcast.net>
> > To: "Sponsored by ABANA" <theforge at mailman.qth.net>
> > Subject: Re: [TheForge] Chip Bed Forge
> > Date: Wed, 22 Feb 2006 10:13:55 -0800
> >
> >
> > Chris K,
> > You are not understanding that the forge has a separate fire box
> > below the ceramic media, with a separating layer of cut kiln
> > shelves turned on edge, and acting as a support grate. The grate
> > completely separates the flame area from the ceramic media--giving
> > as much space as you need for the flame to filter through the
> > media, and for buoyancy to more than overcome back pressure. It
> > also allows the "flame box" to be dual walled, with a row of holes
> > in the inner walls above the ceramic grate, and two outer holes
> > kept low and placed on either side of the burner; outer holes to be
> > closed with movable chokes until the fire box heats up. Thus,
> > instead of throwing away excess energy, while complicating the job
> > of insulating the forge, most of it is recycled. Also, the
> > superheated air does not impact the burner, as schemes for mixing
> > heated air in the burner always do. Instead, the burner is actually
> > cooled somewhat by incoming air.
> >
> > Now you also know that it can be called a recuperative forge, and
> > why any burner will likely work as well as any other burner in it
> > (secondary flames becoming a non-issue in this design). So, do my
> > statements about sometimes removing the media and using the "forge"
> > in various other configurations make more sense? I also recommend a
> > lower layer of 1 1/2" refractory balls for thermal loading and an
> > upper layer of semi-hollow clay balls for insulation and ease of
> > parts movement. Construction details like installing burner
> > collars, and how to handle perlite insulation or insulating bricks
> > are already covered pretty thoroughly in Gas Burners, in the forge
> > cart chapter. All you would do is put side walls on the cart bed,
> > build a dual wall chamber with a top grate, and move the burner
> > position from bottom to end. For that matter, the burner doesn't
> > have to be moved, it would just be a more even heat that way. So,
> > people who have already built the forge cart don't have very much
> > left to do.
> >
> > For those who haven't built the cart already, I'd recommend
> > building the chip forge as a separate heating unit that can be used
> > with other appliances, like kilns for instance (a kiln on a cart
> > could start getting pretty tall :)
> >
> > Mike P.
> >
> > ----- Original Message ----- From: "Chris Kilpatrick" <crimsonkil at lycos.com>
> > To: "Sponsored by ABANA" <theforge at mailman.qth.net>
> > Sent: Wednesday, February 22, 2006 8:01 AM
> > Subject: Re: [TheForge] Chip Bed Forge
> >
> >
> > Normally aspirated with the clay media interfering with the flame?
> > Maybe I am not understanding how this works, but I imagine a flame
> > coming up through the chips which offer back pressure and make a
> > coned flame impossible.
> >
> > What am I not understanding?
> >
> > Chris K
> >
> > > ----- Original Message -----
> > > From: "Mike Porter" <michael.a.porter at comcast.net>
> > > To: "Sponsored by ABANA" <theforge at mailman.qth.net>
> > > Subject: Re: [TheForge] Chip Bed Forge
> > > Date: Tue, 21 Feb 2006 18:45:26 -0800
> > >
> > >
> > > Chris K,
> > > It can run fan blown or naturally aspirated. Either way, it doesn't
> > > make smoke.
> > > Mike P.
> > >
> > > ----- Original Message ----- From: "Chris Kilpatrick" > 
> > <crimsonkil at lycos.com>
> > > To: "Sponsored by ABANA" <theforge at mailman.qth.net>
> > > Sent: Tuesday, February 21, 2006 3:33 PM
> > > Subject: Re: [TheForge] Chip Bed Forge
> > >
> > >
> > > Mike,
> > >      I am assuming forced air on these, yes?
> > >
> > > -Chris K.
> > >
> > > p.s.:  How does this differ from my forge that glows and heats
> > > through convection, conduction and radiation?
> > >
> > >
> > >
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> 
> 
> 
> It is I who formed the blacksmith,
> who fans the flame into a fire and
> fashions a weapon fit for it's work.
> 
> 
> -- _______________________________________________
> 
> Search for businesses by name, location, or phone number.  -Lycos Yellow Pages
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> 
> 
> 
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>



It is I who formed the blacksmith, 
who fans the flame into a fire and
fashions a weapon fit for it's work.


-- 
_______________________________________________

Search for businesses by name, location, or phone number.  -Lycos Yellow Pages

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