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Post by tallgrass on Oct 31, 2014 6:53:46 GMT -8
I hope it's not taboo on the forum to unearth old threads and bump them up in the timeline. I really want to know how the story ended for Phillip Jacks. I find the ins and outs of solving this fascinating. I was wondering of doing something with a bell design to heat a pyrolizer. I think maybe I could have a sealed wood box in the bell, with an exhaust that runs from the top of the wood box, through the wall of the bell, and fed back into the j tube to exhaust safely while contributing gas for the stove. I suppose the bell could have a removable top for loading and unloading the wood box. I understand if other methods are more appropriate for making char, but it seems with the temperatures reached in a rocket stove, there would be a good potential to dip the finished char in water, load it back into the sealed wood box, and steam off the exhaust to create an 'activated charcoal' used for medicinal properties or water filtration, etc. If the exhaust was big enough, there should be entire pressure release even with water vapor to keep an explosion from occurring. Heck, I wonder if green wood could be loaded and it this all done in one step? This link discusses the process of expanding char to increase porosity on an industrial scale, and steaming it used as a method. www.buyactivatedcharcoal.com/how_to_make_activated_charcoal. Thoughts? Skepticism? Encouragements?
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Post by Daryl on Nov 1, 2014 8:45:39 GMT -8
Thoughts? Skepticism? Encouragements? Maybe I am old or too tired from Halloween or lazy or too much of an amateur or all of the above but I am beginning to think that about 80% of stove designs are overkill. Gasifiers are pretty awesome on their own and only need a little tweaking with certain rocket elements, like a feed tube. Gasifiers and rockets are also extremely similar so why not go with one or the other?
My other comment is on the metal. I love invention. I love metal stoves. BUT after everything I have learned over the last couple of years, I would never have a stove in my house without some sort of liner or core. I might have missed it in the photos since I am half awake but I didn't see one. Even the current commercial gasifiers are using some sort of liner.
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Post by ronyon on Nov 1, 2014 20:15:09 GMT -8
Where is Max to say"Metal is DOOOOMED"!!!
heeheehe!!
Also, the design uses heat from the burn tunnel pyrolize the wood chips. At least one notable rocket builder on this site warns against using heat from the rocket at any point in the process before the exhaust leaves the heat riser.
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