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-   -   Someones Future Aero Vehicle? (https://ecomodder.com/forum/showthread.php/someones-future-aero-vehicle-35025.html)

deejaaa 04-01-2017 09:16 PM

Someones Future Aero Vehicle?
 
saw this while searching caigs and thought it would make a perfect aero vehicle. price is right. would be a cool car. has a great shape and it's not mine.
1957 twin engine piper apache airplane fuselage - $900 (Montgomery)
https://houston.craigslist.org/for/6054613099.html
http://i110.photobucket.com/albums/n...pskc3u6yfk.png
http://i110.photobucket.com/albums/n...ps3aeaotd8.png
http://i110.photobucket.com/albums/n...pseuc5tele.png

Gasoline Fumes 04-02-2017 07:42 AM

1 Attachment(s)
I have thought a lot about a fuselage trike! :D
http://ecomodder.com/forum/attachmen...1&d=1491133733

jakobnev 04-02-2017 07:48 AM

Fuselage trike, with a Toyota HSD!

seifrob 04-02-2017 08:47 AM

A true aptera :-)

Fingie 04-02-2017 09:38 AM

put in a tiny diesel and make it a trike :D

Shortie771 04-02-2017 02:23 PM

I've never thought about that. It's genius!!

jamesqf 04-02-2017 02:56 PM

I think there might be structural problems. With the plane, the loads of the main landing gear are carried by the wing's main spar. Almost all the weight is carried on the mains, very little on the nose wheel. (A reasonably strong person can lift the nose wheel off the ground - that's how I change the tire :-)) So I think it'd be hard to re-do the structure to handle highway wheel loads and have decent balance. Probably easier to start from scratch.

freebeard 04-02-2017 09:41 PM

Yeah, no.

Interestingly, there is a very similar fuselage on the roof of a garage in Cedar Flat (not 'Cedar Flats', it's not that big. :) ). The owner used to have a KC-135 and says he wants to make a road vehicle out of it.

The problem I see is the probiscus. Not much usable space there, maybe a frunk?

I'd bob the nose and attach a motorcycle to each side of the wing spar, and make it a five-wheeled tail-dragger.

Not a street-legal windshield though, 24hrs of lemons.

cRiPpLe_rOoStEr 04-05-2017 07:37 PM

Not just the aerodynamics, mostly the light weight, sometimes lead me to lurk about an aviation-inspired prototype. Might not be an easy project, but I'm sure it would be cool.

freebeard 04-05-2017 10:26 PM

You're not the first to think so:

http://ecomodder.com/forum/member-fr...f5307910-o.jpg

Start with a Hughes 500 :thumbup:

botsapper 04-06-2017 01:43 AM

A 1956 Cessna 310 and a Toyota Van, together, in the 24 Hours of LeMons. https://www.youtube.com/watch?v=etXQLiizqso

They went amphibious too!
https://www.youtube.com/watch?v=BcHJ6MRnWLc

freebeard 04-06-2017 02:28 AM

https://www.craigslist.org/about/bes...70430991-3.jpg
https://www.craigslist.org/about/bes...70430991-7.jpg
https://www.craigslist.org/about/bes...70430991-1.jpg
https://www.craigslist.org/about/best/cha/5270430991-1.jpg

Needs to lose the red parts. Start with this:

http://bangshift.com/wp-content/uplo...2.18.24-PM.pnghttp://bangshift.com/general-news/project-cars/chevy-projects/roadkill-dynamic-duo-back-old-friend-vette-hack/

NeilBlanchard 04-06-2017 12:38 PM

The problem with using an airplane as a ground vehicle - is the wheels and the ground. The ground very much changes the aerodynamics, because the ground constricts the air flow under the car; and the wheels have to be exposed at least enough for the suspension to work.

I'll also mention that Mercedes did a study comparing single form cars to cars with outboard wheels, and they found that the latter was inherently higher drag. Air flows around the wheels interacts with the air that is being pushed out and around the main body, and this will always be worse. Also, where the suspension (or its covering) intersects with the wheels and the main body increases the drag.

freebeard 04-06-2017 02:33 PM

http://ecomodder.com/forum/member-fr...11-5-38-12.png

Here's my attempt to ameliorate that condition. Axle line is forward of max camber with a wide track, the suspension is in-wheel ala Edison2, and the suspension beam is filleted. It shoulda/coulda have been airfoiled like this design from the mid-90s.

http://ecomodder.com/forum/member-fr...re5624-vw1.jpg

cRiPpLe_rOoStEr 04-06-2017 07:06 PM

Quote:

Originally Posted by freebeard (Post 537778)
You're not the first to think so

That's quite predictable :D

But anyway, a few months ago while I was looking for info about those Jabiru light-sport aircraft with a fiberglass monocoque I caught me looking at its aerodynamics and low weight. Even though a conventional automobile driveline would add some weight penalty, it still seems to be a good source of inspiration for a 4-seater aerodynamic prototype.

freebeard 04-07-2017 12:29 AM

With hub motors and conformable batteries? Could work.

http://i.imgur.com/RNzps.jpg

cRiPpLe_rOoStEr 04-07-2017 11:11 PM

Quote:

Originally Posted by freebeard (Post 537865)
With hub motors and conformable batteries? Could work.

I was actually considering a more conservative driveline, but it seems like a set of hub-motors would be the least disruptive to the aerodynamics.

freebeard 04-08-2017 01:47 AM

I was thinking of the elimination of hard points; with the motors carried on the suspension.


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