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Old 07-02-2014, 06:16 PM   #30 (permalink)
aerohead
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sway

Quote:
Originally Posted by Hersbird View Post
Is that what brought the Tacoma Narrows bridge down?

After reading the wiki article it says Aeroelasticity is what brought the Narrows down.
Yes this is the kind of thing I would worry about. In a car or bike with wheels at each end there shouldn't be a problem but on a single axle trailer already potentially with sway a problem, I just was wondering why we haven't seen boattail trailers since the earliest days.
My single-wheeled trailer went across Texas,New Mexico,and Colorado at speeds up 80-mph and I experienced nothing unusual in handling.
She is a 'pumpkin seed' design,rather that a section/strut,so I can't vouch for those,but a 'classical' half-body is rock solid on the road.
Goro Tamai of MIT reported in his 'The Leading Edge' that these flattened torpedos are very stable,including crosswind gust.

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Last edited by aerohead; 07-02-2014 at 06:20 PM.. Reason: add image
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