Armstrong Siddeley Serval
The Armstrong Siddeley Serval is an aircraft engine that the British manufacturer Armstrong Siddeley built from 1928. The two-row 10-cylinder radial engine has a displacement of 17,698 cm³. The first version was initially also called Double Mongoose . In keeping with the manufacturer's tradition of naming motors after the feline family , the motor was named after the serval .
construction and development
The Serval was developed from the 5-cylinder radial engine Mongoose . In principle, there were two Mongoose that were installed with a common crankcase . This engine was built in different versions, each with an output of around 340 bhp (254 kW).
variants
- Serval I, initially Double Mongoose
- 1931, 340 hp (254 kW).
- Serval III
- 1932
- Serval IIIB
- 1932, 310 bhp (232 kW).
- Serval IV
- 310 bhp (232 kW).
- Serval V
- 1933, 340 bhp (254 kW).
Aircraft with Armstrong Siddeley Serval
- Airco DH9
- Armstrong Whitworth Atalanta
- BFW M.36
- Canadian Vickers Vancouver
- Fairey Fox
- ICAR Comercial
- Saro Cloud
Data (Serval I)
General
- Two-row 10-cylinder radial engine, air-cooled
- Bore: 127 mm
- Stroke: 139.7 mm
- Displacement: 17,698 cm³
- Length: 1378 mm
- Diameter: 1158 mm
- Weight: 324 kg
Components
- Valve train: Two overhead valves per cylinder
- Mixture preparation: carburettor
- Fuel: gasoline , 77 octane
- Cooling: air
- Reduction gear: no
power
- Power: 340 bhp (254 kW) at 3000 rpm. at a height of 0 m
- Output per liter: 14.35 kW / l
- Compression: 5: 1
- Power-to-weight ratio : 1.276 kg / kW
Individual evidence
- ^ Bill Gunston: World Encyclopedia of Aero Engines . Patrick Stephens, Cambridge 1989. ISBN 1-85260-163-9 . P. 17.
- ^ Alec Lumsden: British Piston Engines and their Aircraft . Airlife Publishing, Marlborough, Wiltshire 2003. ISBN 1-85310-294-6 . P. 77.
literature
- Alec Lumsden: British Piston Engines and their Aircraft . Airlife Publishing, Marlborough, Wiltshire 2003. ISBN 1-85310-294-6
- Bill Gunston: World Encyclopedia of Aero Engines . Patrick Stephens, Cambridge 1989. ISBN 1-85260-163-9