General Electric CF700
{{short description|Turbofan aircraft engine}}
| {{Infobox aircraft begin
|name= CF700 |image= File:General Electric CF700 on Dassault Falcon 20 N921ML.jpg |caption= A Dassault Falcon 20 nacelle with its distinctive bypass intake }} {{Infobox aircraft engine |type= Turbofan |national origin = United States |manufacturer= General Electric |first run= 1960s |major applications= Dassault Falcon 20 |number built = |program cost = |unit cost = |developed from = General Electric CJ610 |developed into = |variants with their own articles = }} |
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 {{cvt|4200|lbf}} 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
Specifications (CF700)
{{jetspecs
|ref=Model CF700. [http://geae.com/engines/corporate/cf700.html GE AE Website] {{Webarchive|url=https://web.archive.org/web/20100116131244/http://geae.com/engines/corporate/cf700.html |date=2010-01-16 }}. Accessed 2 Nov 2009.{{cite book|last=Taylor|first=John W.R. FRHistS. ARAeS|title=Jane's All the World's Aircraft 1962-63|year=1962|publisher=Sampson, Low, Marston & Co Ltd|location=London}}
|type=Two-spool aft-fan turbofan
|length={{convert|75.5|in|mm|abbr=on|0}}
|diameter={{convert|33|in|mm|abbr=on|0}}
|weight={{convert|735|lb|kg|abbr=on|1}} with optional thrust reverser
|compressor=8 stage high pressure compressor + 1 stage fan directly driven by the free LP turbine
|combustion=
|turbine=2 stage high pressure turbine, 1 stage low pressure turbine
|fueltype=Aviation kerosene
|oilsystem=
|power=
|thrust={{convert|4550|lbf|kN|abbr=on|2}}
|compression=
|bypass=2.0:1
|aircon={{convert|84|lb/s|kg/s|abbr=on|0}} through the fan
|turbinetemp=
|fuelcon=
|specfuelcon= 0.67 lb/lbf·hr (68.3·kg/kN·h) at maximum cruising speed
|power/weight=
|thrust/weight=6.6
}}
See also
{{Aircontent
|related=
|similar engines=
|lists=
|see also=
}}
References
{{Reflist}}
- {{cite book|last=Taylor|first=John W.R. FRHistS. ARAeS|title=Jane's All the World's Aircraft 1962-63|year=1962|publisher=Sampson, Low, Marston & Co Ltd|location=London}}
- {{cite book |last= Gunston |first= Bill |title= World Encyclopedia of Aero Engines, 5th Edition |year= 2006 |publisher= Sutton Publishing Limited |location= Phoenix Mill, Gloucestershire, England, UK |isbn= 0-7509-4479-X }}
External links
- [https://www.geaviation.com/bga/engines/cf700-engine GE CF700 web page]
- [http://www.aerotraincorp.com/ae-06-700.php Cutaway CF700 Turbofan Engine Model AE-06-700] {{Webarchive|url=https://web.archive.org/web/20190127152603/http://www.aerotraincorp.com/ae-06-700.php |date=2019-01-27 }}
- [https://www.researchgate.net/figure/Fig1-4-Aft-Fan-TFEcourtesy-of-GE-CF700_fig3_321802051 Aft-fan CF700 cutaway]
{{GE aeroengines}}
{{USAF gas turbine engines}}