Shvetsov ASh-62: Difference between revisions
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The '''Shvetsov ASh-62''' (Russian: '''АШ-62''', designated '''M-62''' before 1941) is a nine-cylinder, air-cooled, radial [[aircraft engine]] produced in the [[Soviet Union]]. A version of this engine is produced in Poland as the '''ASz-62''' and the [[People's Republic of China]] as the '''HS-5'''. |
The '''Shvetsov ASh-62''' (Russian: '''АШ-62''', designated '''M-62''' before 1941) is a nine-cylinder, air-cooled, [[radial engine|radial]] [[aircraft engine]] produced in the [[Soviet Union]]. A version of this engine is produced in Poland as the '''ASz-62''' and the [[People's Republic of China]] as the '''HS-5'''. |
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==Design and development== |
==Design and development== |
Latest revision as of 06:21, 14 December 2024
ASh-62 | |
---|---|
Type | Radial engine |
Manufacturer | Shvetsov |
First run | 1937 |
Major applications | Antonov An-2, Polikarpov I-153, Polikarpov I-16, Lisunov Li-2 |
Number built | 40,361 |
Developed from | Shvetsov M-25 |
Developed into | Shvetsov ASh-82 |
The Shvetsov ASh-62 (Russian: АШ-62, designated M-62 before 1941) is a nine-cylinder, air-cooled, radial aircraft engine produced in the Soviet Union. A version of this engine is produced in Poland as the ASz-62 and the People's Republic of China as the HS-5.
Design and development
[edit]The ASh-62 was a development of the Wright R-1820 Cyclone that had been built in Russia under licence as the Shvetsov M-25, the main improvements including a two-speed supercharger and a more efficient induction system. Power was increased from the Cyclone's 775 hp to 1,000 hp. First run in 1937, licensed versions are still in production by WSK "PZL-Kalisz" in Poland (as of 2017).[1] The Ash-62 was also produced in China. It is estimated that 40,361 were produced in the USSR.
Polish-built ASz-62IR engines (Polish transcription of Russian name), by WSK "PZL-Kalisz" in Kalisz, are compatible with FAR-33 requirements. Further developments in Poland are the K9-AA, K9-BA and K9-BB engines, with take-off power of 1178 hp (860 kW), indicated power 698 kW. From 2015 the ASz-62IR-16E was produced with electronic fuel injection, offering greater power and the possibility of running on commercial automotive fuel.[1]
The M-63 was an improved version of the M-62 with the power output increased to 821 kW (1,100 hp) at 2,300 rpm for takeoff and 671 kW (900 hp) at 2,200 rpm at 4,500 m (14,800 ft) due to a higher compression ratio of 7.2:1 and a higher redline.
Applications
[edit]- Kharkiv KhAI-5
- Polikarpov I-153
- Polikarpov I-16
- PZL-106 Kruk (some variants)
- PZL-Mielec M-18 Dromader
- PZL M-24 Dromader Super (K-9AA)
- Sukhoi Su-2 (prototype)
- Sukhoi Su-12
- VL Myrsky (one prototype)
Specifications (M-62)
[edit]Data from Liss.[2]
General characteristics
- Type: Nine-cylinder single-row supercharged air-cooled radial engine
- Bore: 155.5 mm (6.12 in)
- Stroke: 174.5 mm (6.87 in)
- Displacement: 29.876 L (1,823.1 cu in)
- Length: 1,213 mm (47.76 in)
- Diameter: 1,378 mm (54.25 in)
- Dry weight: 560 kg (1,230 lb)
Components
- Valvetrain: Overhead valves
- Supercharger: Two-speed centrifugal type supercharger
- Fuel system: Carburetor
- Fuel type: 92 RON, 87 (R+M)/2 (AKI) octane rating gasoline
- Cooling system: Air-cooled
Performance
- Power output:
- 746 kW (1,000 hp) at 2,200 rpm for takeoff
- 634 kW (850 hp) at 2,100 rpm at 4,200 m (13,780 ft)
- Specific power: 25.03 kW/L (0.55 hp/in3)
- Compression ratio: 6.4:1
- Specific fuel consumption: 469 g/(kW•h) (0.77 lb/(hp•h))
- Power-to-weight ratio: 1.3 kW/kg (.81 hp/lb)
See also
[edit]Related development
Related lists
References
[edit]Notes
[edit]Bibliography
[edit]- Gunston, Bill (1986). World Encyclopedia of Aero Engines. Wellingborough: Patrick Stephens. p. 154.
- Russian Aviation Museum
- Venik's Aviation
- Kotelnikov, Vladimir (2005). Russian Piston Aero Engines. Crowood Press Ltd. pp. 119–122.
- Liss, Witold (1966). The Polikarpov I-16 (Aircraft in Profile Number 122). Profile Publications Ltd.