Armstrong Siddeley Cougar
The Armstrong Siddeley Cougar is an aircraft engine that the British manufacturer Armstrong Siddeley built since 1945. The 9-cylinder radial engine has a displacement of 19,271 cm³. The only Armstrong-Siddeley engine of this type was tested, but never installed in an aircraft and never built in series.
Data (cougar)
General
- Single-row 9-cylinder radial engine, air-cooled, with compressor
- Bore: 139.7 mm
- Stroke: 139.7 mm
- Displacement: 19,271 cm³
- Length: 1308 mm
- Diameter: 1257 mm
- Weight: 463 kg
Components
- Valve train: Two overhead valves per cylinder
- Compressor: centrifugal, reduction gear 8.17: 1
- Mixture preparation: RAE Hobson AS / C2 injection into the compressor, with automatic pressure control
- Fuel: aviation fuel , 100/130 DED 2475
- Lubrication: dry sump , 551 kPa
- Oil: 20.5 cs grade, DED 2472B
- Cooling: air
- Reduction gear: no
power
- Takeoff power: 850 bhp (634 kW) at 2800 rpm. and 1168 mm Hg column,
- Continuous output: 690 bhp (515 kW) at 2500 rpm. at an altitude of 1829 m
- Maximum output: 730 bhp (544 kW) at 2700 rpm. at an altitude of 2286 m
- Saving power: 500 bhp (373 kW) at 2300 rpm. at an altitude of 3200 m
- Output per liter: 34.60 kW / l
- Compression: 6.3: 1
- Specific fuel consumption: 110 g / kW xh
- Specific oil consumption: 5 g / kW xh
- Power-to-weight ratio : 0.734 kg / kW
Individual evidence
- ↑ Flightglobal archive - January 1946. Retrieved December 19, 2008.
- ^ Paul H. Wilkinson: Aircraft Engines of the World . Airlife Publishing, Marlborough, Wiltshire 2003.
literature
- Alec Lumsden: British Piston Engines and their Aircraft . Airlife Publishing, Marlborough 2003. ISBN 1-85310-294-6 .
- Paul H. Wilkinson: Aircraft Engines of the World . Sir Isaac Pitman & Sons, London 1946.