On Fri, 18 Oct 2002 10:37:45 +0200, "Marcel Wittebrood" <[EMAIL PROTECTED]> wrote in message <[EMAIL PROTECTED]>:
> Dear Jim, > > We made a FEM model of the outboard wing to investigate the shape when ..fem model, cool, url? > warping (see attached pict). I applied 40 N to the model and it warps > 3798 mm at the tip. This will not be possible in reality because I did ..erm. I'm 1805 mm tall. ;-) > not model the fabric. Because the wing is very thin this influence > will be very small however. The model shows that the stiffness against > warping is very small. The pilot will thus only feel the aerodynamic > stiffness and some extra force due to friction. You can see that the > deflection is almost linear to the tip and thus the warping angle will > also be almost linear. > > The wires are steel 2.6 mm diameter. > the ribs are 2 spruce beam elements (20x10 mm) glued to the front and > back spar (spruce, 28 x 48 mm). > > (I did not post the picture to the flightgear mailing list, those who > are interested can email me) ..why not post the urls to the model and the pictures? > kind regards, > > marcel wittebrood -- ..med vennlig hilsen = with Kind Regards from Arnt... ;-) ...with a number of polar bear hunters in his ancestry... Scenarios always come in sets of three: best case, worst case, and just in case. _______________________________________________ Flightgear-devel mailing list [EMAIL PROTECTED] http://mail.flightgear.org/mailman/listinfo/flightgear-devel
