1st Generation Specific (1979-1985) 1979-1985 Discussion including performance modifications and technical support sections

Rotary Piston Engine ?

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Old Jan 10, 2007 | 08:39 AM
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Rico Suave's Avatar
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Rico the rotary freak
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Rotary Piston Engine ?

http://www.youtube.com/watch?v=SBQQc09L9rI

http://www.youtube.com/watch?v=zt9pLHmrf3Q
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Old Jan 10, 2007 | 12:19 PM
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gmanuser's Avatar
wheres my calculus book?
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From: st. george UT
i wonder if it can go any faster than that lol?
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Old Jan 10, 2007 | 12:53 PM
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WTF is a Piston?..Anyone?
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dude cant u see there just jelious of our motors haha but seriousely thats sweet finally someone caught on that rotaries are better then the piston motor....then some jack *** just HAD to have pistons in it.... but now the question is can we still make fun of it if it ever gets produced
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Old Jan 10, 2007 | 01:23 PM
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That engine has failure written all over it.
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Old Jan 10, 2007 | 01:26 PM
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What's really needed is more evolution of the Wankel design, which so far has had a much smaller evolutionary history than piston engines. Maybe things like ceramic rotors, ceramic housings, stackable rotors, etc. There must be some good way to mitigate the low gas mileage problem, perhaps with some of the technology from piston evolution, like variable breathing, compression ratio control, etc.
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Old Jan 10, 2007 | 02:05 PM
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http://en.wikipedia.org/wiki/Wright_Cyclone
there were plenty of other piston styled rotaries out there this is nowhere near the first, although it is closer to the actual wankel rotary.
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Old Jan 10, 2007 | 02:20 PM
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that is a radial...not a rotary.
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Old Jan 10, 2007 | 02:57 PM
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its only a 1.3...
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kinda like a quasitubine, except quasitubines are more like rotaries.
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Old Jan 10, 2007 | 03:03 PM
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Old Jan 10, 2007 | 03:14 PM
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that is kind of cool but i like the rotary better
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Old Jan 10, 2007 | 03:44 PM
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haha rotaries are ready for the future. They burn hydrogen better than piston engines.
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Old Jan 10, 2007 | 06:59 PM
  #12  
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oonce oonce
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Originally Posted by Eriks85Rx7
haha rotaries are ready for the future. They burn hydrogen better than piston engines.
depends if you really think hydrogen is the future.
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Old Jan 10, 2007 | 07:46 PM
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I don't think that will work out. The design is feasable, but without lighter and stronger parts, it'll tear itself apart.

The other "rotary" engine listed above is actually a radial engine, often called a rotary. They have been around since the 1920's I believe and are mearly just a different version of a piston engine, with the pistons in line around a crankshaft with 1 lobe. They are usually very smooth running and quite powerful.
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Old Jan 10, 2007 | 08:23 PM
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Germany is installing hydrogen distribution systems. Of course, their access to petrol is even worse than ours.

I've seen hydrogen powered piston engines run, and it's not pretty, so maybe the rotary has an opening. Especially in a hybrid configuration that allows the motor to run under a consistent environment.
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Old Jan 10, 2007 | 09:49 PM
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Originally Posted by josh...just josh
that is a radial...not a rotary.

Speaking of radials,heres one that is actually reffered to as a rotary.....
The crankshaft is bolted directly to the plane,and the cylinder rotate,along with the propeller.Seems insane,but it worked pretty well for the day.There we actually quite a few benefits to the oddball design,as noted at the bottom of the article.
http://www.keveney.com/gnome.html

They were pretty common in the early part of the century,most notably in the Fokker Triplane,one of the types flown by the infamous Red Baron.
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Old Jan 10, 2007 | 09:53 PM
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adding off center pistons to a rotary would be destruction. You would have to increase the weight of the rotary engine 3x and have to use more torque.

thats my 2 cents though..
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Old Jan 10, 2007 | 10:10 PM
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Originally Posted by bliffle
What's really needed is more evolution of the Wankel design, which so far has had a much smaller evolutionary history than piston engines. Maybe things like ceramic rotors, ceramic housings, stackable rotors, etc. There must be some good way to mitigate the low gas mileage problem, perhaps with some of the technology from piston evolution, like variable breathing, compression ratio control, etc.

http://www.jhbperformance.com/products/ out of Winnipeg....they're not entirely ceramic but well its a start ....read up its pretty neat stuff
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Old Jan 10, 2007 | 11:09 PM
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The Cermet coating is great stuff. I have no experience with it, but there is a rotary shop not too far from me that offer cermet coated housings. They are big bucks though, but from what I hear its well worth it.
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Old Jan 10, 2007 | 11:19 PM
  #19  
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oh yeah...do you have a dollar figure?? iv been really interested in them since iv found out about it and curious as too how much it is exactly but iv been to lazy to call..lol the rotary shop would that be mazdees by anychance?
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Old Jan 10, 2007 | 11:40 PM
  #20  
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Nope, Rotary Performance and Maintenance I think its called. Go to the canadian section and you'll find a thread about them moving their shop.
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Old Jan 10, 2007 | 11:46 PM
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if i believe that i'm correct i believe that joe RPM is able to do it, and I think Mazdees is able to do it too.
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Old Jan 10, 2007 | 11:50 PM
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I don't know if I would trust Mazdees with an engine. Haven't heard too many great things about them. But yeah, its Joe at RPM you want to talk to about the Cermet coating. His username is R.P.M.
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