BF-20

Rocket engine From Wikipedia, the free encyclopedia

The BF-20 (Chinese: 蓝焱-20; pinyin: Lányàn-20, lit. Blue Flame 20) is a full-flow staged combustion cycle rocket engine burning liquid methane and liquid oxygen under development by LandSpace.

Country of originChina
ManufacturerLandSpace
StatusIn development
PropellantLOX / CH4
Quick facts Country of origin, Manufacturer ...
BF-20
Country of originChina
ManufacturerLandSpace
StatusIn development
Liquid-fuel engine
PropellantLOX / CH4
Mixture ratio3.6 (±8%) (adjustable)
CycleFull-flow staged combustion
Performance
Thrust, vacuum2,366 kilonewtons (532,000 lbf)
Thrust, sea-level2,200 kilonewtons (490,000 lbf)
Throttle range40%~120%
Chamber pressure26 MPa (3,800 psi)
Specific impulse, vacuum353.16s
Specific impulse, sea-level328.47s
Used in
ZQ-3
References
Notes[1]
Close

History

In 2021, LandSpace initiated the development of BF-20 for its Zhuque-3 rocket. As of 2024, the technical design of the engine has been completed, and a hot fire test is scheduled for 2025, with the goal of achieving flight readiness by 2027.[2][3]

References

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