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The Turbomeca Orédon was a small French turbo-shaft / Auxiliary Power Unit (APU) engine produced by Turbomeca in the late 1940s.[1]

Orédon (1947 APU)
Type turboshaft / Auxiliary Power Unit (APU)
National origin France
Manufacturer Turbomeca
First run 1947
Developed into Turbomeca Piméné

Developed as a turbo-shaft / APU derivative of the TR 011 turbojet, the Orédon drove an alternator and was used as an aircraft auxiliary power unit.[2] “Orédon” was reused for a later helicopter turboshaft design.[3][1]

The Turbomeca Piméné, a larger turbojet version of the TR 011 / TT 782 / Orédon, was developed with greater mass-flow and single-stage turbine.[3]


Variants


Orédon TT 782
Auxiliary Power Unit similar to the Piméné, but smaller, with the gas generator driving an alternator through a gearbox.[2]

Specifications


Data from Aircraft engines of the World 1953 [4]

General characteristics

Components

Performance

Cruising: 0.78 kN (175 lbf) at 33,000 rpm / sea level
Before turbine: 850 °C (1,560 °F; 1,120 K)
After turbine: 700 °C (1,292 °F; 973 K)

References


  1. Kay, Anthony L. (2007). Turbojet History and Development 1930-1960 Volume 2:USSR, USA, Japan, France, Canada, Sweden, Switzerland, Italy and Hungary (1st ed.). Ramsbury: The Crowood Press. pp. 209–210. ISBN 978-1861269393.
  2. Wilkinson, Paul H. (1950). Aircraft engines of the World 1950 (8th ed.). London: Sir Isaac Pitman & Sons Ltd. p. 37.
  3. "AAPHT - La naissance de Turbomeca". www.amis-turbomeca.com (in French). Retrieved 16 January 2020.
  4. Wilkinson, Paul H. (1953). Aircraft engines of the World 1953 (11th ed.). London: Sir Isaac Pitman & Sons Ltd. p. 48.





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