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  2. Turboprop - Wikipedia

    en.wikipedia.org/wiki/Turboprop

    GE T64 turboprop, with the propeller on the left, the gearbox with accessories in the middle, and the gas generator (turbine) on the right. A turboprop is a gas turbine engine that drives an aircraft propeller. [1] A turboprop consists of an intake, reduction gearbox, compressor, combustor, turbine, and a propelling nozzle. [2]

  3. Jet engine - Wikipedia

    en.wikipedia.org/wiki/Jet_engine

    The thrust of a typical jetliner engine went from 5,000 lbf (22 kN) (de Havilland Ghost turbojet) in the 1950s to 115,000 lbf (510 kN) (General Electric GE90 turbofan) in the 1990s, and their reliability went from 40 in-flight shutdowns per 100,000 engine flight hours to less than 1 per 100,000 in the late 1990s.

  4. Components of jet engines - Wikipedia

    en.wikipedia.org/wiki/Components_of_jet_engines

    Turboprop, turboshaft and turbofan engines have additional turbine stages to drive a propeller, bypass fan or helicopter rotor. In a free turbine the turbine driving the compressor rotates independently of that which powers the propeller or helicopter rotor. Cooling air, bled from the compressor, may be used to cool the turbine blades, vanes ...

  5. Jet airliner - Wikipedia

    en.wikipedia.org/wiki/Jet_airliner

    A jet airliner or jetliner is an airliner powered by jet engines (passenger jet aircraft). Airliners usually have two or four jet engines; three-engined designs were popular in the 1970s but are less common today. Airliners are commonly classified as either the large wide-body aircraft, medium narrow-body aircraft and smaller regional jet.

  6. Jet aircraft - Wikipedia

    en.wikipedia.org/wiki/Jet_aircraft

    BOAC operated the first commercial jet service, from London to Johannesburg, in 1952 with the de Havilland Comet jetliner. This highly innovative aircraft travelled far faster and higher than propeller aircraft, was much quieter, smoother, and had stylish blended wings containing hidden jet engines.

  7. British Aerospace 146 - Wikipedia

    en.wikipedia.org/wiki/British_Aerospace_146

    The prototype made its first flight on 3 September 1981. In August 1973, Hawker Siddeley launched a new 70-seat regional airliner project, the HS.146, to fill the gap between turboprop-powered airliners such as the Hawker Siddeley HS.748 and the Fokker F27 Friendship and small jet airliners such as the BAC One-Eleven and Boeing 737.

  8. Airliner - Wikipedia

    en.wikipedia.org/wiki/Airliner

    The Type II was split between the de Havilland Dove and Airspeed Ambassador conventional piston designs, [51] and the Vickers model powered by newly developed turboprops: first flown in 1948, the VC.2 Viceroy was the first turboprop design to enter service; [52] a commercial success with 445 Viscounts built. [53]

  9. Airbreathing jet engine - Wikipedia

    en.wikipedia.org/wiki/Airbreathing_jet_engine

    N g is mainly used for turboprop or turboshaft engines. For example, a common N g would be on the order of 30,000 RPM. N 2 or N f refers to the speed of the power turbine section. Each engine manufacturer will pick between those two abbreviations but N2 is mainly used for turbofan engines whereas Nf is mainly used for turboprop or turboshaft ...