{{Short description|Chinese high-bypass turbofan engine}} {{Use dmy dates|date=February 2024}} {{infobox aero engine |name = WS-20 |image = |caption = |engine_type = High-bypass turbofan |national_origin = People's Republic of China |manufacturer = Shenyang Liming Aircraft Engine Company |designer = Shenyang Aeroengine Research Institute |first_run = |major_applications = Xi'an Y-20 |status = Initial production |produced = |number_built = |developed_from = Shenyang WS-10 |developed_into = }} The '''Shenyang WS-20''' ({{lang-zh|c=涡扇-20|p=Wōshàn-20|l=turbofan-20}}) is a high-bypass turbofan aircraft engine designed by the Shenyang Aeroengine Research Institute for the PLAAF's Y-20 family of strategic airlifters, it is currently installed in limited numbers. It is based on the core of the low-bypass turbofan Shenyang WS-10A.<ref>{{cite web |last=Fisher |first=Richard |date=27 May 2015 |title=ANALYSIS: Can China break the military aircraft engine bottleneck? |url=https://www.flightglobal.com/analysis-can-china-break-the-military-aircraft-engine-bottleneck/116887.article |website=FlightGlobal |access-date=30 June 2022}}</ref> The thrust range is {{convert|138|kN}}.<ref>{{cite web |last=Newdick |first=Thomas |date=3 December 2020 |title=China's Y-20 Transport Appears To Be Finally Flying With Indigenous Jet Engines |url=https://www.thedrive.com/the-war-zone/37939/chinas-y-20-transport-appears-to-be-finally-flying-with-indigenous-jet-engines |website=The Drive |access-date=2022-08-21}}</ref>
Testing with the Ilyushin Il-76 began by 2013.<ref name="fg_heart">{{cite web |last=Fisher |first=Richard |date=30 July 2015 |title=ANALYSIS: China's aerospace Dream still lacks engine's Heart |url=https://www.flightglobal.com/analysis-chinas-aerospace-dream-still-lacks-engines-heart/117727.article |website=FlightGlobal |access-date=30 June 2022}}</ref> Development continued in 2021.<ref>{{cite web |last=Waldron |first=Greg |date=30 September 2021 |title=Indigenous engines for Y-20 proceeding well: aircraft designer |url=https://www.flightglobal.com/defence/indigenous-engines-for-y-20-proceeding-well-aircraft-designer/145704.article |website=FlightGlobal |access-date=30 June 2022}}</ref> Images of Y-20 equipped with WS-20s emerged in 2022.<ref>{{cite web |last=Waldron |first=Greg |date=6 January 2022 |title=Y-20U tanker set to boost Beijing's air-to-air refuelling capability |url=https://www.flightglobal.com/defence/y-20u-tanker-set-to-boost-beijings-air-to-air-refuelling-capability/147027.article |website=FlightGlobal |access-date=30 June 2022}}</ref> The Y-20 and the WS-20 may have entered PLAAF service by 2023 or 2024, as intelligence showed Y-20B with the PLAAF roundels and colours at Kaifeng Air Base.<ref>{{cite web |last1=Kadidal |first1=Akhil |last2=Narayanan |first2=Prasobh |date=23 March 2023 |title=Chinese WS20 engine likely entering operational service |url=https://www.janes.com/defence-news/news-detail/chinese-ws20-engine-likely-entering-operational-service |website=Janes |access-date=2023-03-24}}</ref><ref name="janes_241220">{{cite web|url=https://www.janes.com/osint-insights/defence-news/defence/new-y-20bs-at-plaaf-airbase-suggests-entry-into-service |title=New Y-20Bs at PLAAF airbase suggests entry into service |website=Janes |first=Akhil |last=Kadidal |date=20 December 2024 }}</ref> In 2024, Y-20B with WS-20 engines were expanding in fleet size.<ref>{{cite web|url= https://www.lowyinstitute.org/the-interpreter/china-grows-its-air-air-refueling-capacity-eye-taiwan |title= China grows its air-to-air refueling capacity with an eye to Taiwan |first=David |last=Vallance |website=Lowy Institute |date=8 January 2026 }}</ref>
==Applications== * Xi'an Y-20
==See also== * ACAE CJ-1000A * Shenyang WS-15
==References== {{reflist}}
{{AVIC aircraft}}
Category:2010s turbofan engines Category:High-bypass turbofan engines