SNECMA Turbomeca Larzac
The SNECMA Turbomeca Larzac is a military turbofan manufactured by GRTS (Groupement Turbomeca-SNECMA),[1] a consortium between the two French companies, SNECMA and Turbomeca. Its main application was on the Dassault/Dornier Alpha Jet.
Variants
- 04-C6
- 04-C20
- 04-H-20
Applications
Specifications (Larzac 04-C6 / 04-C20
Data from [2][3]
General characteristics
- Type: Axial flow, twin-spool, bypass turbofan engine
- Length: 1,187 mm (46.73 in)
- Diameter: Inlet:452 mm (17.79 in)
- Dry weight: 295 kg (650.35 lb)
Components
- Compressor: Low pressure: 2 stages, High pressure: 4 stages
- Combustors: Annular
- Turbine: Low pressure: 1 stage, High pressure: 1 stage
- Fuel type: Aviation Kerosene Jet A-1 or similar
- Oil system: pressure spray/splash with scavenge
Performance
- Maximum thrust: (04-C6) 13 kN (2,970 lbf), (04-C20) 14 kN (3,200 lbf)
- Overall pressure ratio: (04-C6) 10.5, (04-C20) 11.1
- Bypass ratio: (04C6) 1.13, (04C20) 1.04
- Air mass flow: (04-C6) 28.1 kg (62 lb)/second, (04-C20) 28.6 kg (63 lb)/second
- Turbine inlet temperature: (04-C6) 1,403 K (1,130 °C; 2,066 °F), (04C-20) 1,433 K (1,160 °C; 2,120 °F)
- Specific fuel consumption: (04-C6) 73 kg/kN.h (1.579 lb/lbf.h), (04C-20) 76 kg/kN.h (1.644 lb/lbf.h)
- Thrust-to-weight ratio: (04-C6) 0.0448 kN/kg (4.567 lbf/lb), (04C-20) 0.048 kN/kg (4.92 lbf/lb)
See also
- Comparable engines
- Related lists
References
- Notes
- Bibliography
- Gunston, Bill. World Encyclopedia of Aero Engines. Cambridge, England. Patrick Stephens Limited, 1989. ISBN 1-85260-163-9
External links
