Engineering:Soloviev D-20
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| D-20 | |
|---|---|
| |
| Left side view of the Soloviev D-20 engine | |
| Type | Turbofan |
| Manufacturer | Soloviev Design Bureau |
| Major applications | Tupolev Tu-124 |
The Soloviev D-20P, built by the Soloviev Design Bureau, was a low-bypass turbofan engine rated at 52.9 kN (11,900 lbf) thrust used on the Tupolev Tu-124. Elements of the design were used in the development of the larger Soloviev D-30 family of low and medium bypass engines.[1]
Specifications
Data from Gunston and Jane's.[2][3]
General characteristics
- Type: Twin-spool turbofan engine
- Length: 330.4 cm (130 in)
- Diameter: 97.6 cm (38.3 in)
- Dry weight: 1,468 kg (3,236 lb)
Components
- Compressor: Three-stage LP, eight-stage HP, axial flow
- Combustors: 12-chamber cannular
- Turbine: Two-stage LP turbine, single-stage HP turbine
- Fuel type: Avtur
Performance
- Maximum thrust: 5,400 kg (11,905 lb)
- Overall pressure ratio: 13:1
- Bypass ratio: 1:1
- Air mass flow: 113 kg/s (249 lb/s) at 8,550 rpm
- Specific fuel consumption: 0.72 (Max take-off) 0.9 (cruise)
- Thrust-to-weight ratio: 3.7
See also
Comparable engines
- Rolls Royce Spey
Related lists
References
Notes
Bibliography
- Gunston, Bill. World Encyclopedia of Aero Engines. Cambridge, England. Patrick Stephens Limited, 1989. ISBN 1-85260-163-9
- Taylor, John W.R. Jane's All the World's Aircraft 1972-73., London, Sampson Low, Marston and Company Ltd, 1972. ISBN 978-0354001090.
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