KNOWPIA
WELCOME TO KNOWPIA
YF-130 
Summary
The YF-130 is a Chinese rocket engine fueled by LOX and kerosene in an oxidizer-rich staged combustion cycle currently in development. It has been designed to reach around 500 tonnes of thrust and it will power the super heavy Long March 9 rocket.[3]
| Country of origin | China |
|---|---|
| Manufacturer | Academy of Aerospace Liquid Propulsion Technology |
| Application | Long March 9 |
| Status | Under development |
| Liquid-fuel engine | |
| Propellant | Liquid oxygen / Kerosene |
| Mixture ratio | 2.62 |
| Cycle | Staged combustion |
| Pumps | 1 |
| Configuration | |
| Chamber | 2 |
| Performance | |
| Thrust, sea-level | ~5,000 kilonewtons (1,100,000 lbf) |
| Thrust-to-weight ratio | 78 |
| Chamber pressure | 22 MPa (3,200 psi) |
| Specific impulse | 308 |
| Dimensions | |
| Length | ~4.3 m (14 ft) |
| Diameter | ~3–3.3 m (9.8–10.8 ft) |
| Dry weight | ~6.5 t (6.4 long tons; 7.2 short tons) |
| Used in | |
| Long March 9 First stage and booster | |
| References | |
| Notes | [1][2] |
History edit
Chinese researchers completed a "half-system on full working condition" test of a YF-130 engine in March 2021, and expect to finish a whole-system test verification by the end of the year.[4] Full system test has been successfully completed on November 6, 2022.[5]
References edit
- ^ 李斌,陈晖,马冬英,高玉闪 (2022-01-03). "500tf级液氧煤油高压补燃发动机研制进展" (in Simplified Chinese). 《火箭推进》2022年02期. Retrieved 2022-06-09.
{{cite web}}: CS1 maint: multiple names: authors list (link) - ^ "以重型之力，夯强国之基｜深度解码我国最大推力液体火箭发动机" (in Simplified Chinese). 西安航天动力研究所. 2022-11-06. Retrieved 2022-11-06.
- ^ "China moves to next stage of super heavy rocket development". SpaceNews. 14 January 2021.
- ^ Zhen, Liu (23 December 2021). "China closes in on deep space ambitions with latest rocket engine test". South China Morning Post. Retrieved 13 March 2022.
- ^ Xin, Ling (6 November 2022). "Powerful Chinese space rocket engine passes 'milestone' test". South China Morning Post. Retrieved 23 November 2022.