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Rolls-Royce RB.145

From Wikipedia, the free encyclopedia
1960s British turbojet aircraft engine

RB.145
Rolls-Royce RB.145 turbojet engine on display at theRolls-Royce Heritage Trust, Derby
TypeTurbojet
National originUnited Kingdom
ManufacturerRolls-Royce Limited
First runApril 1961
Major applicationsEWR VJ 101
Developed fromRolls-Royce RB108

TheRolls-Royce RB.145 was a Britishjet engine designed in the early-1960s byRolls-Royce for use as a lightweightVTOLlift and cruise engine. Developed from theRolls-Royce RB108 the RB.145 featured more accessories and a higher thrust rating. Six engines developed byMAN Turbo were fitted to the first prototype of theEWR VJ 101 experimental German fighter aircraft, achievingsupersonic flight by July 1964.

Reheated versions of the RB.145 with a thrust of 3,650 lb (16.2 kN) were fitted to the second EWR VJ 101 with the intention of reachingMach 1.4.[1]

Variants

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RB.145
Standard un-reheated turbojet
RB.145R
the RB.145 with reheat.

Applications

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Specifications (RB.145R)

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the translating engine nacelles of the VJ 101, fitted with two RB145s each.

Data fromAircraft engines of the World 1964/65.[2]

General characteristics

  • Type: Single spoolturbojet
  • Length: 103.5 in (263 cm)
  • Diameter: 15.5 in (39 cm) (intake diameter)
  • Dry weight: 600 lb (270 kg)

Components

  • Compressor: Nine-stage axial-flow
  • Combustors: Annular with duplex burners
  • Turbine: 2-stage axial turbine
  • Fuel type:JP-1 orJP-4
  • Oil system: Return system at 35 psi (2.4 bar)

Performance

Take-off, wet: 3,650 lbf (16.2 kN)
Take-off, dry: 2,750 lbf (12.2 kN)
Wet:2.2 lb/lbf/h (220 kg/kN/h)
Dry:1 lb/lbf/h (100 kg/kN/h)

See also

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Related development

Related lists

References

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  1. ^Flight International, 7 January 1965 www.flightglobal.com Retrieved: 31 December 2009
  2. ^Wilkinson, Paul H. (1964).Aircraft engines of the World 1964/65 (21st ed.). London: Sir Isaac Pitman & Sons Ltd. p. 139.

Further reading

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  • Gunston, Bill (1989).World Encyclopaedia of Aero Engines (2nd ed.). Cambridge, England: Patrick Stephens Limited.ISBN 978-1-85260-163-8.

External links

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