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]
Contents
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
- IAR 95 (Intended application)
- Mikoyan-Gurevich MiG-23
- Mikoyan MiG-27
- Shenyang J-13
- Sukhoi Su-22
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
- Maximum thrust:
- 78,48 kN dry
- 112,81 kN with afterburner
- Overall pressure ratio: 12.9:1
- Air mass flow: 105 kg/s
- Turbine inlet temperature: 1,083 °C
- Specific fuel consumption: =
- 95,8 kg/(h·kN) (0.94 lb/(h·lbf)) at maximum military power
- 183.5 kg/(h·kN) (1.81 lb/(h·lbf)) with afterburner
- Power-to-weight ratio:
See also
- Comparable engines
- Related lists
References
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Notes
- ↑ Gunston 1989, p. 168.
- ↑ 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.
- ↑ 3.0 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
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