On Mon, 2002-10-21 at 18:02, [EMAIL PROTECTED] wrote: > Andy Ross writes: > > > > ..also, we may want to modify the fdm to model the airframe > > > iceing, bending, dropping things or breaking up etc in mid-air, > > > this is useable both for both post accident forensics and games. > > > > Most of that is really hard, but dropping things we can do already. > > It's really hard to do well (for an engineering application), but it > might be possible to fake (for a pilot training application). For > example, here are some symptoms of icing: > > 1. increased gross weight > > 2. decreased lift > > 3. decreased propeller performance > > 4. blocked carb intake > > 5. hstab stall > > We cannot do those right without an incredible amount of work, but in > JSBSim (for example), we could simply add another dimension to some of > the tables based on a simplistic icing input value. The hstab stall > is particularly nasty because the recovery is the opposite of the > wing-stall recovery that pilots normally practice.
Umm .. that would require reworking most of our models from the ground up. We really do need a tail-off model for that sort of thing. > > > All the best, > > > David > > -- > David Megginson, [EMAIL PROTECTED], http://www.megginson.com/ > > _______________________________________________ > Flightgear-devel mailing list > [EMAIL PROTECTED] > http://mail.flightgear.org/mailman/listinfo/flightgear-devel -- Tony Peden [EMAIL PROTECTED] We all know Linux is great ... it does infinite loops in 5 seconds. -- attributed to Linus Torvalds _______________________________________________ Flightgear-devel mailing list [EMAIL PROTECTED] http://mail.flightgear.org/mailman/listinfo/flightgear-devel