Tumansky R-29

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R-29
300px
Tumansky R-29-300 on display at the Deutsches Museum Flugwerft Schleissheim
Type Turbojet
Manufacturer Tumansky
First run 1972
Major applications MiG-23
Developed from Tumansky R-27
Developed into Tumansky R-35

The Tumansky R-29 is a Soviet aircraft turbojet engine that was developed in the early 1970s.[1] It is generally described as being in the "third generation" of Soviet gas turbine engines which are characterized by high thrust-to-weight ratios and the use of turbine air cooling.[2]

Variants

R-29-300 Original variant. Used in the MiG-23MF and related variants.[3]

R-29B-200 Simplified variant of the engine intended for the MiG-27.[3]

R-29PN Advanced variant that replaced the -300 model on non-export aircraft.[3]

R-29BS-300 Variant with modified gearbox. Used in several export variants of the Sukhoi Su-17.[3]

Applications

Specifications

Data from Gunston

General characteristics

  • Type: Turbojet
  • Length: 4,991 mm (196.5 in)
  • Diameter: 968 mm (38.1 in)
  • Dry weight: 1,760 kg (3,880 lb)

Components

  • Compressor: Five-stage low pressure, six-stage high pressure (axial)
  • Combustors: Annular
  • Turbine: Two-stage high pressure, single-stage low pressure

Performance

See also

Comparable engines
Related lists

References

Notes

  1. Gunston 1989, p. 168.
  2. Sosounov, V.A. (1990). The Development of Aircraft Power Plant Construction in the USSR and the 60th Anniversary of CIAM. AlAA/ASME/SAE/ASEE 26th Joint Propulsion Conference, July 16–18, 1990. Orlando, Florida. AIAA-90-2761.
  3. 3.0 3.1 3.2 3.3 TMKB Soyuz R29-300 (subscription required). Janes Aero Engines. Edited: 1 April 2010. Retrieved: 8 September 2010.

Bibliography

  • Gunston, Bill. World Encyclopaedia of Aero Engines. Cambridge, England. Patrick Stephens Limited, 1989. ISBN 1-85260-163-9