Xian WS-15

The WS-15 (Chinese: 涡扇-15; pinyin: Wōshàn-15), codename Emei, is a Chinese afterburning turbofan engine designed by the Shenyang Aeroengine Research Institute and manufactured by the Xi'an Aero-Engine Corporation to power the Chengdu J-20,[1] which is planned to achieve supercruise.

WS-15
Type Turbofan
National origin People's Republic of China
Manufacturer Xi'an Aero-Engine Corporation
Designed by Shenyang Aeroengine Research Institute
First run 2006[1]
Major applications Chengdu J-20
Status In production[2]

Design and development

Development of the WS-15 afterburning turbofan engine began in the early 1990s.[1] .[3] The thrust target was reported as 180 kilonewtons (40,000 lbf) in 2012.[4]The new engine is speculated to incorporate two-plane thrust vectoring nozzles.

Applications

Specifications

General characteristics

  • Type: Afterburning turbofan
  • Length: 5.05m
  • Diameter: 1.02m
  • Dry weight:

Components

  • Compressor: 3-stage low-pressure, 6-stage high-pressure compressor
  • Combustors: annular
  • Turbine: 1-stage high-pressure, 1-stage low pressure(counter-rotating)

Performance

  • Maximum thrust:
    Dry thrust: 125 kN
    Thrust with Afterburner: 180+ kN
    Goal: 197 kilonewtons (44,000 lbf) with afterburner[4]
  • Turbine inlet temperature: 1850K
  • Thrust-to-weight ratio: 9.7-10.87

See also

Comparable engines

References
  1. Fisher, Richard (27 May 2015). "ANALYSIS: Can China break the military aircraft engine bottleneck?". Flightglobal. Retrieved 28 May 2015.
  2. https://sputniknews.com/world/201809051067783616-china-improve-engine-mass-production-J-20/
  3. Fisher, Richard, Jr. (30 December 2009). "October Surprises In Chinese Aerospace". International Assessment and Strategy Center. Archived from the original on August 13, 2015. Retrieved 28 May 2015.
  4. China Aerospace Propulsion Technology Summit (PDF), Galleon (Shanghai) Consulting, 2012, p. 2, archived from the original (PDF) on 8 December 2013, retrieved 28 May 2015
  5. "Deterring China's Fighter Build-Up". Defense News. 19 November 2012. Retrieved February 19, 2017.
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