On 18 March 2012 04:51, Anand Karve <[email protected]> wrote: > Dear workers of stoves and gasifiers, > when one uses atmospheric air as a source of oxygen, one unnecessarily > heats up the nitrogen in the air. This nitrogen ultimately goes out of the > chimney, taking with it a lot of heat. The technologies based on wood as > fuel are pretty old, but one can revive them, using some of the more recent > techniques. A person who owns a foundry told me that a moleular sieve was > now available for separating nitrogen from oxygen. Has anybody heard of it? > Can it be used in producing a better stove and a better gasifier? >
The energetics of using molecular sieves - which take a lot of pressure to force the air through, means you will lose badly if you try to make a stove work with it. Steve
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