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Jet engines

Engines that propel aircrafts by using discharged gases to produce forward thrust. The thrust is generated by jet propulsion of a rearward discharge of fluid, usually combustion gases, in accordance with Newton's laws of motion.

Contributors in Jet engines

Jet engines

scavenge oil system

Aviation; Jet engines

Method of returning oil from the engine to the oil tank for cooling and reuse.

scavenger pumps

Aviation; Jet engines

Those that drain oil from the sumps at various parts of the engine, return it through the oil cooler, and back to the oil tank.

scoring

Aviation; Jet engines

Multiple scratches, usually parallel and resulting from the same cause.

secondary air

Aviation; Jet engines

Large surplus of air that cools the hot sections of a gas turbine engine to lower temperatures.

shaft horsepower (SHP)

Aviation; Jet engines

Energy used to drive the compressor and accessories in a turbine engine.

shot peening

Aviation; Jet engines

Process used to work-harden metals.

shroud

Aviation; Jet engines

Device used with turbine rotor to prevent blade tip losses and excessive vibrations. The shrouded blades can be thinner than unprotected ones.

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