Is it possible to heat air in an exchanger with the exhaust gases and use the hot air for drying wood.
On Thu, Dec 16, 2010 at 6:54 AM, Toby Seiler <[email protected]> wrote: > Robert, > > I thought Bruce was asking how much water is in the engine exhaust after it > is running on producer gas. I believe he is wanting to dry wood fuel by > directly introducing IC exhaust into a stock of wood fuel... but could be > mistaken. > > For the most part, the producer gas he is beginning with, pre-engine, is > perhaps 50% nitrogen, 27% carbon monoxide, 14% hydrogen, 4% carbon dioxide, > 3% methane, 2%oxygen (wiki). Maybe he is doing better in hydrogen and > reducing N... I don't know. It seems the 50% nitrogen continues and the > 27% CO would make CO2, leaving the 14% Hydrogen to become H2O (vapor). > > Also one must "follow the heat". It takes about 1000 btu to make liquid > water at 212f to go to vapor (drying wood must go liquid to vapor). Where > is that much heat coming from? > > In direct introduction I think the wood will have condensate on it, not dry > it out. It will raise the temperature, but not make it dry. Of course it > is all relative to the amount of wood one is drying. If you gasify 10 lbs > and dry one, it hardly seems there is an advantage, although possible. > > Best regards, > > Toby Seiler > Seilertechco > > > > > > > _______________________________________________ > The Gasification list has moved to > [email protected] - please update your email contacts to > reflect the change. > Please visit http://info.bioenergylists.org for more news on the list > move. > Thank you, > Gasification Administrator > _______________________________________________ The Gasification list has moved to [email protected] - please update your email contacts to reflect the change. Please visit http://info.bioenergylists.org for more news on the list move. Thank you, Gasification Administrator
