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Westinghouse J34
Turbojet engine
Turbojet engine
| Field | Value |
|---|---|
| name | J34 |
| image | Westinghouse J34.jpg |
| caption | J34 on display at the Wright-Patterson Air Force Base Museum |
| engine_type | Turbojet |
| national_origin | United States |
| manufacturer | Westinghouse Aviation Gas Turbine Division |
| first_run | 11 January 1947 |
| major_applications | |
| developed_from | Westinghouse J30 |
| developed_into | Westinghouse J46 |
The Westinghouse J34, company designation Westinghouse 24C, was a turbojet engine developed by Westinghouse Aviation Gas Turbine Division in the late 1940s. Essentially an enlarged version of the earlier Westinghouse J30, the J34 produced 3,000 pounds of thrust, twice as much as the J30. Later models produced as much as 4,900 lb with the addition of an afterburner. It first flew in 1947. The J46 engine was developed as a larger, more powerful version of Westinghouse's J34 engine, about 50% larger.
Development
Built in an era of rapidly advancing gas turbine engine technology, the J34 was largely obsolete before it saw service, and often served as an interim engine. For instance, the Douglas X-3 Stiletto was equipped with two J34 engines when the intended Westinghouse J46 engine proved to be unsuitable. The Stiletto was developed to investigate the design of an aircraft at sustained supersonic speeds. However, equipped with the J34 instead of its intended engines, it was seriously underpowered and could not exceed Mach 1 in level flight.
Developed during the transition from piston-engined aircraft to jets, the J34 was sometimes fitted to aircraft as a supplement to other powerplants, as with the Lockheed P-2 Neptune and Douglas D-558-2 Skyrocket (fitted with radial piston engines and a rocket engine, respectively).
The afterburner was developed by Solar Aircraft, the first U.S. company to produce a practical afterburner.
Variants
Thrust given in foot-pounds (lbf) and kilonewtons (kN).
;J34-WE-2: 3000 lbf ;XJ34-WE-4: 3000 lbf, originally designated J45 ;XJ34-WE-7: 3000 lbf ;J34-WE-11: Similar to -42 with short afterburner ;J34-WE-13: 3000 lbf ;J34-WE-15: 3000 lbf, with short afterburner, similar to -42 ;J34-WE-15: 4100 lbf ;J34-WE-17: 3370 lbf / 4850 lbf with long afterburner, similar to -42 ;J34-WE-19: 3250 lbf ;J34-WE-22: (24C-4B) 3000 lbf ;J34-WE-30: (24C-4C) 3150 lbf / 4200 lbf with afterburner ;J34-WE-30A: 3150 lbf / 4200 lbf with afterburner ;J34-WE-32: 3370 lbf / 4900 lbf with long afterburner, similar to -42 ;J34-WE-34: (24C-4D) 3250 lbf ;J34-WE-34A: 3000 lbf ;J34-WE-36: (24C-4E) 3400 lbf ;J34-WE-36A: 3400 lbf ;J34-WE-38: 3800 lbf ;J34-WE-40: 3000 lbf ;J34-WE-42: 3400 lbf / 4200 lbf with afterburner ;J34-WE-46: 3400 lbf ;J34-WE-48: Single stage turbine. Contract awarded 1959 ;W-340:Commercial version of the WE-36 ;24C-4B: company designation for WE-22. ;24C-4C: company designation for WE-30. ;24C-4D: company designation for WE-34. ;24C-8: company designation for WE-32.
Applications
Aircraft
- Convair F2Y Sea Dart
- Curtiss-Wright XF-87 Blackhawk
- Douglas D-558-2 Skyrocket
- Douglas F3D Skyknight
- Douglas X-3 Stiletto
- Fairchild C-119 Flying Boxcar (civilian variant modification)
- Grumman OV-1A - Pittsburgh Institute of Aeronautics
- Lockheed P-2E/G/H Neptune
- Lockheed XF-90
- McDonnell 119/220 (prototype only)
- McDonnell F2H Banshee
- McDonnell XF-85 Goblin
- McDonnell XF-88 Voodoo
- North American T-2A Buckeye
- Ryan XFR-4 Fireball
- Vought F6U Pirate
- Vought F7U Cutlass
Others
- Shockwave jet truck
- Snowzilla snow remover
- Spirit of Australia jet boat
Engines on display
- A Westinghouse J34 is on public display at the Aerospace Museum of California.
Specifications (J34-WE-36)
and start a new, fully-formatted line with -- |power/weight= |thrust/weight=2.82
References
Notes
Bibliography
- Gunston, Bill. World Encyclopedia of Aero Engines, 5th Edition. Phoenix Mill, Gloucestershire, England, UK: Sutton Publishing Limited, 2006. pp. 240–241. .
- Kay, Anthony L. Turbojet History and Development 1930-1960 Volume 2: USSR, USA, Japan, France, Canada, Sweden, Switzerland, Italy and Hungary (1st ed.). Ramsbury, UK: The Crowood Press, 2007. .
- Roux, Élodie. Turbofan and Turbojet Engines: Database Handbook. Raleigh, North Carolina: Éditions Élodie Roux, 2007. .
References
- [http://www.globalsecurity.org/military/systems/aircraft/f6u.htm "F6U Pirate."] ''globalsecurity.org''. Retrieved: 29 May 2015.
- [http://www.shanaberger.com/X-3.htm "Douglas X-3 Stiletto,"] ''shanaberger.com''. Retrieved: 29 May 2015.
- "Designations of U.S. Military Aero Engines".
- Roux [https://books.google.com/books?id=_5vA_5XK33sC 2007, pp. 217–220.]
- Wilkinson, Paul H.. (1950). "Aircraft engines of the World 1950". Sir Isaac Pitman & Sons Ltd..
- [http://www.flightglobal.com/pdfarchive/view/1953/1953%20-%201488.html Westinghouse Turbojets (1953). ''Flight''. 13 Nov 1953, p. 642.]
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