Lorraine 7M Mizar
| 7M Mizar | |
|---|---|
| Type | 7-cylinder air-cooled piston aero engine |
| National origin | France |
| Manufacturer | Lorraine-Dietrich |
|
| |
The Lorraine 7M Mizar, also called the Lorraine 240CV Mizar, was a seven-cylinder air-cooled radial engine designed and built in France during the 1920s and 1930s. Nominal power was given as 240 hp (180 kW) at 1500rpm (maximum continuous power), with a maximum output of 283 hp (211 kW) at 1800 rpm.
Variants
- 7Ma Mizar
- 7Mb Mizar
- 7Me Mizar
- 7Mer Mizar
Applications
Specifications
Data from Société Générale Aeronautique[1]
General characteristics
- Type: 7-cylinder air-cooled radial piston engine, left hand rotation (facing the propeller)
- Bore: 140 mm (5.51 in)
- Stroke: 150 mm (5.91 in)
- Displacement: 16.163 l (986.33 cu in)
- Length: 1,190 mm (46.85 in)
- Diameter: 1,240 mm (48.82 in)
- Dry weight: 265 kg (584 lb)
Components
- Valvetrain: pushrod operated overhead valves, two per cylinder
- Oil system: pressure fed
- Cooling system: air-cooled
Performance
- Power output: 283 hp (211 kW) at 1800 rpm (maximum)
- 240 hp (180 kW) at 1500 rpm (maximum continuous)
- Compression ratio: 5
- Specific fuel consumption: 0.308 kg/kW/hr (0.507 lb/hp/hr)
- Oil consumption: 0.0161 kg/kW/hr (0.0265 lb/hp/hr)
References
Notes
- ↑ Revue de la Société Générale Aeronautique (PDF) (in French). Paris: Société Générale Aeronautique. November 1932. pp. 22–24. Archived from the original (PDF) on October 17, 2014. Retrieved 12 October 2014.
Bibliography
- Revue de la Société Générale Aeronautique (PDF) (in French). Paris: Société Générale Aeronautique. November 1932. pp. 22–24. Archived from the original (PDF) on October 17, 2014. Retrieved 12 October 2014.
- Gunston, Bill (1989). World Encyclopaedia of Aero Engines (2nd ed.). Cambridge, England: Patrick Stephens Limited. ISBN 978-1-85260-163-8.
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