General Electric CF700
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| CF700 | |
|---|---|
| |
| A Dassault Falcon 20 nacelle with its distinctive bypass intake | |
| Type | Turbofan |
| National origin | United States |
| Manufacturer | General Electric |
| First run | 1960s |
| Major applications | Dassault Falcon 20 North American Sabreliner |
| Developed from | General Electric CJ610 |
The General Electric CF700 (military designation TF37) is an aft-fan turbofan development of the CJ610 turbojet. The fan blades are an extension of the low-pressure turbine blades.
Variants
- CF700-2B
- Baseline aft-fan CJ610 variant rated at 4,200 lbf (19,000 N) for take-off
- CF700-2V
- The 2B modified for continuous vertical operation on the Lunar Landing Research Vehicle (LLRV) and Lunar Landing Training Vehicle (LLTV)
- TF37-GE-1
- Military version of the CF700-2V on the Boeing Model 853-21 Quiet Bird
Applications
- Boeing Model 853-21 Quiet Bird
- Dassault Falcon 20
- North American Sabreliner Series 75A and 80
- Lunar Landing Research Vehicle/Lunar Landing Training Vehicle
Specifications (CF700)
General characteristics
- Type: Two-spool aft-fan turbofan
- Length: 75.5 in (1,918 mm)
- Diameter: 33 in (838 mm)
- Dry weight: 735 lb (333.4 kg) with optional thrust reverser
Components
- Compressor: 8 stage high pressure compressor + 1 stage fan directly driven by the free LP turbine
- Turbine: 2 stage high pressure turbine, 1 stage low pressure turbine
- Fuel type: Aviation kerosene
Performance
- Maximum thrust: 4,550 lbf (20.24 kN)
- Bypass ratio: 2.0:1
- Air mass flow: 84 lb/s (38 kg/s) through the fan
- Specific fuel consumption: 0.67 lb/lbf·hr (68.3·kg/kN·h) at maximum cruising speed
- Thrust-to-weight ratio: 6.6
See also
Related development
Comparable engines
Related lists
References
- ^ Model CF700. GE AE Website Archived 2010-01-16 at the Wayback Machine. Accessed 2 Nov 2009.
- ^ Taylor, John W.R. FRHistS. ARAeS (1962). Jane's All the World's Aircraft 1962-63. London: Sampson, Low, Marston & Co Ltd.
- Taylor, John W.R. FRHistS. ARAeS (1962). Jane's All the World's Aircraft 1962-63. London: Sampson, Low, Marston & Co Ltd.
- Gunston, Bill (2006). World Encyclopedia of Aero Engines, 5th Edition. Phoenix Mill, Gloucestershire, England, UK: Sutton Publishing Limited. ISBN 0-7509-4479-X.