Lingyun (rocket engine)
Rocket engine From Wikipedia, the free encyclopedia
The Lingyun (Chinese: 凌云; pinyin: Língyún, lit. Soaring above the clouds) is a gas-generator cycle rocket engine burning liquid methane and liquid oxygen under development by Jiuzhou Yunjian.
| Country of origin | China |
|---|---|
| Manufacturer | Jiuzhou Yunjian |
| Status | Under development |
| Liquid-fuel engine | |
| Propellant | LOX / CH4 |
| Performance | |
| Thrust, vacuum | 123.5 kilonewtons (27,800 lbf) |
| Thrust, sea-level | 100 kilonewtons (22,000 lbf) |
| Throttle range | 30%~100% |
| Specific impulse, vacuum | 355s |
| Specific impulse, sea-level | 287.4s |
| Dimensions | |
| Dry mass | 248 kg (547 lb) |
| References | |
| Notes | [1] |
In 2018, Jiuzhou Yunjian's Lingyun engine successfully passed tests for its gas-generator, ignitor, and valves.[2] In 2021, the Lingyun engine completed multiple starts and deep variable thrust tests, demonstrating a breakthrough in reusability technology for the company.[3]
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