Honeywell LF 507
| LF 507 | |
|---|---|
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| |
| Honeywell LF 507s on an Avro RJ85 | |
| Type | Geared turbofan |
| National origin | United States |
| Manufacturer | Lycoming Engines Honeywell Aerospace |
| Major applications | Avro RJ |
| Developed from | Lycoming ALF 502 |
The Honeywell LF 507 is a geared turbofan engine produced by Lycoming, AlliedSignal and then Honeywell Aerospace. The earlier ALF 502 was certified in 1980. The improved, higher-thrust LF 507 was used on the Avro RJ update of the British Aerospace BAe 146.
Applications
Specifications (LF 507-1H)
General characteristics
- Type: High bypass geared turbofan
- Length: 65.5 in (166 cm)
- Diameter: Fan: 40.25 in (102 cm)
- Dry weight: 1385 lb (628 kg)
Components
- Compressor: Single stage fan, 2 stage axial low pressure compressor, 7 stage axial and single stage centrifugal high pressure compressor
- Combustors: Annular
- Turbine: Two stage high pressure turbine, two stage low pressure turbine
Performance
- Maximum thrust: 7,000 lbf (31 kN)
- Overall pressure ratio: 13.8:1
- Bypass ratio: 5.3:1
- Specific fuel consumption: 0.406 lb/lbf-h (41.4 kg/kN-hr)
- Thrust-to-weight ratio: 5.1:1
See also
Related development
Comparable engines
- Garrett TFE731
- Pratt & Whitney PW1000G
- Turbomeca Aspin/Astafan
- IAE SuperFan
- Rolls-Royce/SNECMA M45SD
Related lists
References
- Notes
- Bibliography
- Leyes, Richard A., II; William A. Fleming (1999). The History of North American Small Gas Turbine Aircraft Engines. Reston, VA: American Institute of Aeronautics and Astronautics. ISBN 1-56347-332-1.
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