Aeronautics

Aeronautics

The branch of science that deals with flight aerodynamics and with the operation of all types of aircraft.

Industry: Aviation

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Aeronautics

proportional control

Aviation; Aeronautics

A type of control in which the magnitude of the corrective action (the output) is directly proportional to the magnitude of the error (the input signal). An autopilot controls an airplane by ...

A type of control system in which a small signal or small force is used to control a much larger force. In a hydraulic servomechanism, a sensor detects that some type of output movement is needed. A ...

power control system

Aviation; Aeronautics

A type of control system in which normal operation of the flight controls causes hydraulic or pneumatic actuators to assist in moving the control surfaces. This reduces the force needed by the pilot. ...

fail-safe control

Aviation; Aeronautics

A type of control that automatically puts the controlled device in a safe condition if the control system should fail.

pitting corrosion

Aviation; Aeronautics

A type of corrosion that forms on the surface of metal as small, localized pits filled with the salts of corrosion.

intergranular corrosion

Aviation; Aeronautics

A type of corrosion which forms along the boundaries of the grains inside a piece of metal alloy. Stress corrosion and exfoliation corrosion are types of inter-granular corrosion.

curvic coupling

Aviation; Aeronautics

A type of coupling used to join a series of axial-flow compressor disks or axial turbine wheels to each other. The coupler consists of a series of radial, gear-like teeth on the faces of two mating ...