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10 Cards in this Set
- Front
- Back
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In an auto-pilot, the loop that serves as auto-stabilization about a particular axis is called the what?
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Inner Loop.
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What are inputs from external sources called?
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Outer Loop.
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In a modern airliner, two or three independent autopilots are used, each being referred to as an autopilot ____?
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Channel.
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During most phases of flight, how many autopilot channels will be controlling the aircraft? How about during Auto Landing?
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Only 1, most of the flight. 3 during auto landing.
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Where do the outputs from an FMS go?
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Into the outer loop of the autopilots and auto-throttles.
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What is the purpose of a torque limiter in an autopilot system?
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To prevent excessive forces being made on the controls by the autopilot.
Also prevents an autopilot hardover, or runaway command. |
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What is the basic difference between an Active Failure and a Passive Failure?
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Active causes immediate deviation from the flight path.
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What is a "Fail Passive" auto-landing system?
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A system whereby the failure of the system gives the plane back to the pilot in a trimmed configuration, and the landing is conducted manually.
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What is a "Fail Operational" auto-landing system?
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A system whereby the failure of the system below alert height does not affect the auto-landing of the aircraft.
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For each of the Auto-Land categories, what are the required RVR's?
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CAT IIIA with Fail Passive = 300m
CATIIIA with Passive Operational, No Rollout = 200m CATIIIB with Passive Operational and Fail Passive Roll Out = 150m CATIIIB with Fail Operational Landing & Rollout = 0m |
