http://www.dair.co.uk/ Two cylinder, four piston, horizontally opposed diesel engine for airplanes. I want one of these for my car, but they're too pricey as of yet.
On 10/15/05, Kirk Thibault <[EMAIL PROTECTED]> wrote: > Geek on! > > http://www.intertrader.net/ptfdeltic.htm > > kirk > > > On Oct 15, 2005, at 9:28 PM, Kurt Nolte wrote: > > > > You know, reading that and several other concepts and proven > > designs has put an idea into my head. > > > > I was doing some library research earlier today, and stumbled > > across the Deltic opposed piston engines. I looked into those, and > > was just utterly floored. "Like, whoa." is what the guy sitting > > beside me in the library told me I said. Those things rocked in > > some serious ways, with only a really complicated crankshaft > > balancing system keeping them from being really workable on a > > widespread basis. Ideas immediately started pouring through my head > > on how to revive the OP engine design. > > > > Then I log on to check my e-mail, and see this. "Like, whoa" all > > over again. I read everything they have on their site. And the > > thought hits me. > > > > A cam-driven opposed cylinder engine. Cam at one end, cam at the > > other, 12 cylinders in a round block, 24 pistons riding the two > > cams. Utterly and completely removes the crankshaft synching issues > > inherent to the OP design. Low/No exhaust pulse, no valve rattle, > > no valve timing, drastic moving parts reduction, size reduction, no > > flywheel needed; with all the reciprocation operating in a front- > > back orientation, there wouldn't really be any piston pulse to > > deaden; the mass of the car would do it just fine. Smooth, even > > rotations, approximately 12 power strokes per revolution to even > > out the power application. Use small bore/long throw pistons in > > your cylinders and it would probably even be more incredibly > > efficient than an inline 3-cylinder. > > > > It would be perfect for that "slow burn" combustion of compression > > ignition engines. > > > > Perfect for diesel. Even more perfect for BD. > > > > I want to build it. I <i>need</i> to build this. > > > > And all I can think now is "God I'm a geek" :p > > > > -Kurt > > > _______________________________________________ > Biofuel mailing list > Biofuel@sustainablelists.org > http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org > > Biofuel at Journey to Forever: > http://journeytoforever.org/biofuel.html > > Search the combined Biofuel and Biofuels-biz list archives (50,000 messages): > http://www.mail-archive.com/biofuel@sustainablelists.org/ > > _______________________________________________ Biofuel mailing list Biofuel@sustainablelists.org http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Search the combined Biofuel and Biofuels-biz list archives (50,000 messages): http://www.mail-archive.com/biofuel@sustainablelists.org/
