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straight takeoff
Fonte1
FEDERAL AVIATION ADMINISTRATION. Helicopter flying handbook (FAA-H8083-21A). Washington, DC: FAA, 2012.
Contexto
Start the helicopter moving by smoothly and slowly eas- ing the cyclic forward (position 2). As the helicopter starts to move forward, increase the collective, as nec- essary, to prevent the helicopter from sinking and adjust the throttle to maintain r.p.m. The increase in power requires an increase in the proper antitorque pedal to maintain heading. Maintain a straight takeoff path throughout the takeoff. As you accelerate through effec- tive translational lift (position 3), the helicopter begins to climb and the nose tends to rise due to increased lift. At this point adjust the collective to obtain normal climb power and apply enough forward cyclic to overcome the tendency of the nose to rise. At position 4, hold an attitude that allows a smooth acceleration toward climb- ing airspeed and a commensurate gain in altitude so that the takeoff profile does not take you through any of the cross-hatched or shaded areas of the height-velocity diagram. As airspeed increases (position 5), the stream- lining of the fuselage reduces engine torque effect, requiring a gradual reduction of antitorque pedal pressure. As the helicopter continues to climb and accel- erate to best rate of climb, apply aft cyclic pressure to raise the nose smoothly to the normal climb attitude.
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Piloting
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