9 Terms
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Powerplant
The complete installation of an aircraft engine, propeller, and all accessories needed for its proper function.
Industry: Aviation
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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 smaller APU turbine ...
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 thrust.
