On Fri, 24 Oct 2003 09:38:28 Pierce Nichols wrote: > This should also explain why John has gotten away with ignoring the >issue -- the Cg of the vehicles he has flown to date has been close to >the plane of the engines compared to the radius, and he has used small >cant angles. As long as: > >rzsin(a) << rcos(a)
>Then there should be no problem. However, as the vehicles get longer and >skinnier, it becomes more and more of a serious issue. Where precisely >it becomes a problem is dependent on the specifics of the vehicle and >the control system, and that's what accurate software simulations are >for. > -p Sounds like an interesting experiment for Gizmocopter (once it is operational). A rod could be mounted vertically on Gizmocopter, with a mass attached to alter the Cg. This could be used to prove that the software simulation was in fact accurate. _______________________________________________ ERPS-list mailing list [EMAIL PROTECTED] http://lists.erps.org/mailman/listinfo/erps-list
