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Control systems
Of or relating to systems used in the closed area of a spacecraft to permit life to be sustained, so that occupants are provided with a suitably controlled atmosphere in which to live and work.
Industry: Aerospace
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Control systems
Scavenge oil system
Aerospace; Control systems
Method of returning oil from the engine to the oil tank for cooling and reuse.
Reverse flow
Aerospace; Control systems
Change in direction of airflow in the combustion chamber of a gas turbine engine.
Scoring
Aerospace; Control systems
Multiple scratches, usually parallel and resulting from the same cause.
Anti-icing system
Aerospace; Control systems
Device that supplies hot air under pressure to prevent icing of the inlet housing areas and inlet guide vanes. Hot scavenged oil is also circulated through internal passages in the walls and struts.
Army spectrometric oil analysis programme (ASOAP)
Aerospace; Control systems
Periodic oil analysis for microscopic metal particles. This takes place at an oil analysis laboratory.
Annular reverse-flow engine
Aerospace; Control systems
Type of gas turbine engine most commonly used in Army aircraft. Airflow direction is reversed in the combustion area.
