Aircraft gas turbine engine components, systems and terminology

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Aircraft gas turbine engine components, systems and terminology
Gas turbines
and jet propulsion
Types Propfan • Turbofan • Turbojet • Turboprop • Turboshaft • Ramjet • Rocket
Mechanical
components
Accessory drive • Air intake • Afterburner (reheat) • Axial compressor • Centrifugal compressor • Combustor • Constant speed drive • Propelling nozzle • Turbine blade
Principles Aircraft engine starting • Bleed air • Brayton cycle • Bypass ratio • Compressor stall • Engine pressure ratio (EPR) • Flameout • Jet engine performance • Overall pressure ratio • Propulsive efficiency • Specific impulse • Thrust • Thrust lapse • Thrust specific fuel consumption • Thrust to weight ratio • Variable cycle engine • Windmill restart
Propellers Components Propeller governor • Propeller speed reduction unit
Principles Autofeather • Blade pitch • Constant-speed • Contra-rotating • Counter-rotating • Proprotor • Scimitar • Variable-pitch
Engine
instruments
Annunciator panel • Electronic centralised aircraft monitor (ECAM) • Electronic flight instrument system (EFIS) • Engine-indicating and crew-alerting system (EICAS) • Flight data recorder • Glass cockpit
Engine controls Autothrottle • Full Authority Digital Engine/Electronics (FADEC) • Thrust lever • Thrust reversal
Fuel and induction
systems
Jet fuel
Other systems Air-start system • Auxiliary power unit (APU) • Bleed air system • Hydraulic system • Ice protection system