Aviation

Aviation

Dealing with vehicles or machines used in flight or propulsion through the air.

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Aviation > Powerplant

blisk

Aviation; Aircraft maintenance

A turbine wheel machined from a single slab of steel. The disk and blades are an integral unit.

radial-inflow turbine

Aviation; Aircraft maintenance

A turbine, similar in appearance to a centrifugal compressor rotor. Radial-inflow turbines are used to drive the compressor in reciprocating engine turbochargers and some of the ...

high-bypass ratio engine

Aviation; Aircraft maintenance

A turbofan engine whose bypass ratio is 4:1 or greater.

medium-bypass ratio engine

Aviation; Aircraft maintenance

A turbofan engine whose bypass ratio is between 2:1 and 4:1.

low bypass ratio engine

Aviation; Aircraft maintenance

A turbofan engine whose bypass ratio is less than 2:1.

aft-fan engine

Aviation; Aircraft maintenance

A turbofan engine with the fan mounted behind the compressor section. The blades of an aft-fan are normally extensions of the free turbine blades.

vectored-thrust engine

Aviation; Aircraft maintenance

A turbojet or turbofan engine with the fan and/or exhaust nozzles mounted in such a way that they may be rotated in flight to produce forward, vertically upward, or rearward ...