Everything Flashcards

1
Q

LAND IMMEDIATELY

A

The urgency of landing is paramount. Primary consideration is to assure survival of the occupants. Landing in water, trees or other unsafe areas should be considered only as a last resort.

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2
Q

LAND AS SOON AS possible

A

Land without delay at the nearest adequate site (i.e. open field) at which a safe approach and landing can be made.

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3
Q

LAND AS SOON AS PRACTICABLE

A

The landing site and duration of flight are at the discretion of the pilot. Extended flight beyond the nearest approved landing area where appropriate assistance can be expected is not recommended

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4
Q

. SINGLE ENGINE FALURE IN FLIGHT

A

ORASL
1. OEI Flight Condition - Establish.
2. Rotor Speed - Trim to Maximum.
3. Affected Engine - Identify.
4. Single Engine Emergency Shutdown - Perform.
Land as soon as practicable

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5
Q

ENGINE OVERSPEED - GOVERNOR FAILURE

A

CVNATEL
1. Collective Lever - Raise as Necessary to Maintain N2/NRO w/in Limits.
2. VAR Nr System NORM/MAN Switch - Check MAN.
3. N2 Trim Switch - Try to Trim NRO to 101% with Matched Torque.
4. Affected Engine - Identify.
5. Twist Grip (Affected Engine) - Rotate Towards IDLE until N2 and NRO. Stabalize in the Normal Range and FLI Neddles Match.

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6
Q

AUTOROTATION (CAD-B)

A
  1. Collective Lever - Reduce to Maintain NRO w/in Limits.
  2. Airspeed - 75 KIAS Recommended.
  3. Double Engine Emergency Shutdown - Perform.
  4. BAT MSTR Switch - Off.
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7
Q

SINGLE ENGINE FAILURE - OGE LANDING (CA-LC-AS)

A
  1. Collective Lever - Adjust to Maintian Rotor RPM.
  2. Airspeed - Increase if Possilbe.
  3. Landing Attitude - Establish.
  4. Collective - Raise as Necessary to Stop Desecent and Cushion Landing.
    After landing
  5. Affected Engine - Identify.
  6. Single Engine Emergency Shutdown - Perform.
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8
Q

TRANSLATIONAL LIFT

A

Improved rotor efficiency resulting from directional flight is translational lift.

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9
Q

TRANSVERSE FLOW EFFECT

A

In forward flight, air passing through the rear portion of the rotor disk has a greater downwash angle than air passing through the forward portion.

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10
Q

EFFECTIVE TRANSLATIONAL LIFT

A

Effective translational lift (ETL) (figure 1-61) occurs with the helicopter at about 16 to 24 knots, when the rotor—depending on size, blade area, and RPM of the rotor system—completely outruns the recirculation of old vortexes and begins to work in relatively undisturbed air.

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11
Q

DISSYMMETRY OF LIFT

A

Dissymmetry of lift is the unequal lift across the rotor disk resulting from the difference in the velocity of air over the advancing blade half and the velocity of air over the retreating blade half of the rotor disk area.

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12
Q

DYNAMIC ROLLOVER

A

A helicopter is susceptible to a lateral-rolling tendency called dynamic rollover.

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13
Q

What are the causes of dynamic roll over

A

PIVOT POINT

ROLLING MOTION

EXCEED CRITICAL ANGLE

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14
Q

Human factors of dynamic roll over

A

Innattention
Inexperience
Failure to make a timely correction
Inappropriate control input
Loss of visual reference

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15
Q

Physical factors of dynamic roll over

A

Main rotor thrust
CG
Tail rotor thrust
Crosswind component
Ground surface
Sloped landing area

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