Principles of Flight课件.ppt

PRINCIPLES OF FLIGHT;Objectives ;Airfoil design characteristics;Airfoil design characteristics;Bernoulli’s principle;Airfoil design characteristics;Four forces in flight;Thrust ;Thrust ;Thrust ;Thrust and AOA;Thrust and AOA;Weight ;Weight ;Lift ;Lift ;Lift ;Drag ;Parasite drag ;Parasite drag;Parasite drag;Induced drag;Induced drag;Wingtip vortices;;Avoiding wingtip vortices;;Induced drag;Ground effect;Ground effect;Ground effect;Load factors in airplane design;Maneuvering speed;Load factor increases with bank angle;Load factor increases with bank angle;Airplane stability and controllability;Static stability;Static stability;Dynamic stability;Dynamic stability;Questions?