Содержание
- 2. The term aircraft engine refers to reciprocating and rotary internal combustion engines used in aircraft. Jet
- 3. Internal combustion piston engine Components of a typical, four stroke cycle, internal combustion piston engine. E
- 4. Jet enjines A jet engine is an engine that discharges a fast moving jet of fluid
- 5. Jet enjines This broad definition of jet engines includes turbojets, turbofans, rockets, ramjets, pulse jets pump-jets,
- 6. Jet enjines In common usage, the term generally refers to a gas turbine Brayton cycle engine,
- 7. The first look Basically, a gas turbine engine consists of five major sections: an inlet duct,
- 8. A turbine engine scheme
- 10. Cold Section:
- 11. Air intake Preceding the compressor is the air intake (or inlet), which is designed to recover,
- 12. Compressor or Fan The compressor is made up of stages. Each stage consists of vanes which
- 13. Comressor The compressor, which rotates at very high speed, adds energy to the airflow, at the
- 15. Common: Shaft — The shaft connects the turbine to the compressor, and runs most of the
- 16. Hot section:
- 17. Combustor or Can or Flameholders or Combustion Chamber — This is a chamber where fuel is
- 18. Combustion chamber A combustion chamber is the part of an engine in which fuel is burned.
- 19. A ring of can type combustors circles the mid section of this gas turbine.
- 21. Turbine A turbine is a rotary engine that extracts energy from a fluid flow
- 22. A Pelton wheel also called a Pelton turbine, is one of the most efficient types of
- 23. Turbine A gas turbine extracts energy from a flow of hot gas produced by combustion of
- 25. An afterburner is an additional component added to some jet engines, primarily those on supersonic aircraft.
- 27. A nozzle is a mechanical device or orifice designed to control the characteristics of a fluid
- 28. A nozzle is often a pipe or tube of varying cross sectional area, and it can
- 29. Rocket nozzle
- 30. Exhaust Nozzle of Boeing F-18
- 32. In addition to the five major sections each gas turbine engine is equipped with an accessory
- 33. Cooling systems Combustion temperatures can be as high as 3500K (5841F), above the melting point of
- 34. Fuel system Apart from providing fuel to the engine, the fuel system is also used to
- 35. Engine starting system The fuel system as explained above, is one of the 2 systems required
- 36. Ignition system Usually there are 2 igniter plugs in different positions in the combustion system. A
- 37. Lubrication system A lubrication system serves to ensure lubrication of the bearings and to maintain sufficiently
- 38. Gas turbine engines’ classification. Jet Engines The three most common types of jet engines are turbojet,
- 39. Turbojet engine Air entering a turbojet engine is compressed and passed into a combustion chamber to
- 40. Turboprop engines Turboprop engines are driven almost entirely by a propeller mounted in front of the
- 41. Turbofan engines Turbofans combine the hot air jet with bypassed air from a fan, also driven
- 43. Turbofan Engine
- 45. Turbofan Engine This Rolls-Royce Tay turbofan engine pushes nearly three times as much air through the
- 46. Boeing 747 jet engine up close
- 47. A Pratt & Whitney F100 turbofan engine for the F-15 Eagle and the F-16 Falcon testing
- 48. Engine design Engines must be: lightweight, as a heavy engine increases the empty weight of the
- 49. Engine design Engines must be: small and easily streamlined; large engines with substantial surface area, when
- 50. Engine design Engines must be: powerful, to overcome the weight and drag of the aircraft.
- 51. Engine design Engines must be: reliable, as losing power in an airplane is a substantially greater
- 52. Engine design Engines must be: repairable, to keep the cost of replacement down.
- 53. Aircraft noise is defined as sound produced by any aircraft on run-up, taxiing, take off, over-flying
- 54. Aircraft noise Take-off of aircraft may lead to a sound level of more than 100 decibels
- 55. The W2/700 engine flew in the Gloster E.28/39, the first British aircraft to fly with a
- 56. The Gloster E.28/39 (also referred to as the "Gloster Whittle", "Gloster Pioneer", or "Gloster G.40") was
- 58. Internal components
- 61. BOEING ENGINES
- 63. BOEING 717 ENGINE
- 65. BOEING 737 FAMILY
- 70. BOEING 747 FAMILY
- 75. BOEING 757 FAMILY
- 79. BOEING 767 FAMILY
- 87. Rolls Royce Trent is a family of high bypass turbofan engines manufactured by Rolls-Royce. Versions of
- 88. Rolls-Royce Trent 900 on A380 prototype
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