Solovyov D-20
The Solowjow D-20 ( Russian Соловьёв Д-20 ) is the first Soviet turbofan engine (turbofan engine) in series use. It was the first turbofan engine in the world specially developed for civil aviation.
Pawel Solowjow , chief designer at Aviadwigatel in Perm , designed the twin-shaft turbofan engine in 1960 and called this design bypass engine .
The D-20P was put into service from 1962 in the first Russian short-haul passenger jet Tupolev Tu-124 .
It has a low bypass ratio of 1.0: 1 and develops 52.9 kN (11,900 pounds) of thrust . It has a three-stage fan and an eight-stage compressor as well as three turbine stages . The weight is approx. 1.5 t.
Technical data (D-20P)
- Length: 3304 mm
- Diameter (without aggregates): 976 mm
- Dry matter: 1,440 kg
- Starting thrust: 5,400 kp
- Speed (high pressure compressor): 11,700 min −1
- Speed (low pressure compressor): 8,550 −1
- Air flow: 113 kg / s
- Gas outlet temperature: 650 ° C
- Specific fuel consumption: 0.78 kg / kph at M 0.8 at an altitude of 10,000 m
literature
- Heinz A. F. Schmidt: Aeroengines: Solowjew D-20P . In: Flieger-Jahrbuch 1972 . Transpress, Berlin 1971, p. 119 .