RMIT飞行训练课件-Stalling Pre Flight 失速训练飞行前
**** Hidden Message ***** Stalling<BR>Pre Flight<BR>Objective<BR>• To be able to recognise the usual symptoms<BR>leading up to a stall<BR>• Recognise the symptoms of the stall itself<BR>• To be able to recover with a minimum hight<BR>loss under varying configurations<BR>• Aim for no more than a 100 foot loss of<BR>height<BR>Application<BR>• High Angle of attack / Low IAS<BR>• Take-off and landing<BR>• Sharp pull-up or steep turn<BR>Review<BR>• Stall<BR>• Manoeuvres<BR>• Flap<BR>• Power<BR>• Ailerons<BR>Revision<BR>Usual Symptoms Close to the stall<BR>1. High nose attitude<BR>2. Low IAS<BR>3. Reduced effectiveness of controls<BR>4. Stall Warning<BR>5. Control Buffet<BR>Symptoms of a stall<BR>1. Loss of height<BR>2. Nose pitch down<BR>Airmanship<BR>• Inadvertent stalls should never occur<BR>• Lookout<BR>• Smooth co-ordinated control input<BR>• Correct handover/takeover procedure<BR>• Monitor engine gauges<BR>Air Exercise<BR>• Pre Entry<BR>– Lookout<BR>– Pick reference point<BR>– Manoeuvre checks:<BR>– H<BR>– H<BR>– E<BR>– L<BR>– L<BR>– L<BR>eight sufficient to recover by 3000ft AGL!<BR>atches/Harnesses secure<BR>ngine Temperature & Pressures<BR>ocation – not above a populated area<BR>oose articles secure<BR>ookout (360 degree turn)<BR>Air Exercise • Entry<BR>– Pick a reference point<BR>– Retard throttle, maintaining height (Keep straight with rudder)<BR>– Note the symptoms<BR>• Stall<BR>• Recovery<BR>– (Release back pressure) Lower nose to descending attitude<BR>– Allow speed to increase through 65KIAS, full power<BR>– Ease into the climb<BR>• Wing drop recovery<BR>– Keep aileron neutral<BR>– Apply full opposite rudder to stop yaw and or bank<BR>– (Release back pressure) Lower nose to unstall<BR>– Once unstalled, Centralise the rudder, full power (Keep straight with<BR>rudder)<BR>– Ease into the climb<BR>Air Exercise<BR>• Various Stall Configurations<BR>– Clean stall<BR>– Clean stall with power<BR>– Stall with flap<BR>– Stall with flap and power<BR>I’ll see you in HHELLL
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