China has conducted the maiden flight of its J-20 fifth-generation stealth fighter powered by indigenous Shenyang WS-10B turbofan engine today.
The aircraft with serial number, 2021 took off at 12:57 local time from an airport in Chengdu and the flight lasted 27 minutes.
Currently, the J-20 fighters are powered by Russian AL-31F engines which developed by Saturn NPO originally for the variants of Sukhoi Su-27 air superiority fighter.
The WS-10B engine is a variant of the WS-10 engine developed by Shenyang Liming Aircraft Engine Company.
About Chengdu J-20:
Chengdu J-20 (simplified Chinese: 歼-20; traditional Chinese: 殲-20) is a stealth, twinjet, fifth-generation fighter aircraft developed by China’s Chengdu Aerospace Corporation for the People’s Liberation Army Air Force (PLAAF).
The J-20 made its maiden flight on 11 January 2011, but the official reveal was on China International Aviation & Aerospace Exhibition in 2016.
In March 2017, Chinese media claimed that the aircraft has entered initial operational capability (IOC) phase with limited service within Air Force.
The production version of the J-20 is believed to be powered by the WS-15, a turbofan engine currently under development.
About Shenyang WS-10:
Shenyang WS-10 (Chinese: 涡扇-10; pinyin: Wōshàn-10; literally: “turbofan-10”), codename Taihang, is a turbofan engine designed and built by the People’s Republic of China.
The WS-10A reportedly powers the J-11B, J-16 and the Shenyang J-15. Unconfirmed reports claim the WS-10A powers some J-10Bs. Unconfirmed reports also claim improved WS-10A power the J-11D.
The thrust vectoring variant of the engine, WS-10G, is developed for the J-20 fighter. The engine has a maximum thrust of 152–155 kilonewtons (34,000–35,000 lbf).