Excellent POINT Mark. I especially concur with the 95% of grid energy being tied to STEAM.
NOW...can anyone tell me what that 95% relates to with regard to ALL of steam's applications? Get ready to FREAK OUT. Richard Bockwinkel On Feb 4, 2013, at 8:07 PM, Mark Ludlow wrote: > Hi Richard, > > I agree with you as long as you are talking heat transfer applications. But > in an isentropic (constant entropy) expansion, such as occurs in a steam > turbine, a phase change from vapor to liquid can spell death to the turbine. > Often the steam is reheated along the way, just to prevent “wet” steam. > > I only mention this because probably 95% of grid energy is the result of a > steam turbine driving a generator. > > Best regards, > Mark > > From: Gasification [mailto:[email protected]] On > Behalf Of Richard Bockwinkel > Sent: Monday, February 4, 2013 5:25 PM > To: Toby Seiler; Discussion of biomass pyrolysis and gasification > Subject: Re: [Gasification] sexy steam > > OK...I have been monitoring this group for quite some time...and I have to > concur with Toby...and add... > > STEAM...is like Dr. Pepper...paraphrasing...'MIS UNDERSTOOD"... > > Phase change is the POWER and VALUE of "water"...er...vapor...er...ice...er > STEAM... > > > great illustration of the power of phase change... > > http://www.youtube.com/watch?v=pOYgdQp4euc > > > Richard Bockwinkel > > On Feb 4, 2013, at 4:15 PM, Toby Seiler wrote: > > > "steam is definitely not sexy in the renewable energy world". > > Go back to the "Stanley Steamer" and study the boiler. I think about 1500 of > them were sold and there were no boiler explosions (that I found). When > checking with Kennedy Tank, a similar boiler can be made using todays > materials. From my research, it is the verticle firetube (and a lot of them) > that is key, since the temperature has limits as long as it has ANY water in > it. > > My boss at Bryan Steam was the ASME Section 7 Chairman for many years (in > 1978) and they had built a steam car (around 1900) that we often discussed. > He assured me steam would be back to "sexy" and I still believe this to be > true, if one chooses a design that is inherently safer. > > Stanley Steamer held the world land speed record for a very long time (untill > recently). That boiler was rated at 600psi but my guess is, at the speed > record attempt they were well over 1000-1200f. There is a lot of stored > energy in water that is not yet steam (due to pressure) and I often wonder > about injecting super heated water into an engine, taking advantage of the > 1600x expansion, liquid to vapor. > > > _______________________________________________ > Gasification mailing list > > to Send a Message to the list, use the email address > [email protected] > > to UNSUBSCRIBE or Change your List Settings use the web page > http://lists.bioenergylists.org/mailman/listinfo/gasification_lists.bioenergylists.org > > for more Gasifiers, News and Information see our web site: > http://gasifiers.bioenergylists.org/ > > _______________________________________________ > Gasification mailing list > > to Send a Message to the list, use the email address > [email protected] > > to UNSUBSCRIBE or Change your List Settings use the web page > http://lists.bioenergylists.org/mailman/listinfo/gasification_lists.bioenergylists.org > > for more Gasifiers, News and Information see our web site: > http://gasifiers.bioenergylists.org/
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