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Aerospace
Industry that includes methods of travel and spacecraft for navigating the air or space.
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drag parasite
Aerospace; Control systems
Drag caused by any member or structure which does not contribute to lift, such as engine cowlings.
drag profile
Aerospace; Control systems
Friction resistance produced by a member moving through the air; in simple terms, the "stickness" of air against the surface of an airfoil.
joule
Aerospace; Control systems
Unit of energy or work used in rating gas turbine ignition systems. A joule is equal to the amount of energy expended in one second by an electric current of one ampere through a ...
labyrinth seal
Aerospace; Control systems
Device for preventing leakage of gas on the gas generator shaft in a turbine. A labyrinth consists of a series of projections on the rotating element running in close contact with ...
maintenance allocation chart
Aerospace; Control systems
Chart in a -20 TM that assigns maintenance tasks to the lowest level capable of doing them, based on experience, skills, tools, and time available.
mean aerodynamic chord
Aerospace; Control systems
Chord of an assumed rectangular airfoil representing the mean chord of an actual airfoil.
metal fatigue
Aerospace; Control systems
Weakening of metal due to microscopic changes in molecular structures caused by vibration or exposure.
Sub-categories
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- Control systems (1744)
- Satellites (11359)
- Space flight (8863)
- Space shuttle (354)