On Mon, 25 Feb 2002 08:33:03 -0500, David Megginson <[EMAIL PROTECTED]> wrote in message <[EMAIL PROTECTED]>:
> Andy Ross writes: > > > The effect is happening because the aircraft isn't consuming fuel. > > If you take off at full tanks, you never get any lighter. A real > > aircraft would have burned off a big chunk of its fuel store in the > > climb, and would have an easier time of it. As a workaround, try > > starting /sim/fuelfraction at 0.5 or so, to simulate an > > early-to-mid-flight cruise condition. It should climb much better. > > Fuel consumption in YASim will get done RSN, I promise. > > That's a good point. I remember reading an article where the author > sat in an A340 cockpit on a London-Vancouver flight; it wasn't until > around Greenland that the plane had burned enough fuel that it could > climb to full cruising altitude. ..another point you guys may be aware of, is that some jets (military only?) tank _cold_ (40-50 Centigrades below zero) fuel, this allows burning off fuel as it expands on heating up to tank temperature, so these jets arrive at mission target altitude with "still full tanks". -- ..med vennlig hilsen = with Kind Regards from Arnt... ;-) 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
