Full Mission Profile of Second-stage Engine of LM-7 Completed  

作　　者：CUI Xiaomeng LI Cheng 

出　　处：《Aerospace China》2015年第3期58-58,共1页中国航天（英文版）

摘　　要：Recently,the 180k N LOX/kerosene staged combustion cycle engine,the second-stage engine of LM-7 developed by the Xi’an Aerospace Propulsion Institute,successfully completed a 400s test run under rated conditions.The test,following the vibration test during the first-stage flight phase,fully demonstrated the high reliability and environmental adaptability of the engine,marking that the secondstage engine had stepped forwardRecently, the 180kN LOXAerosene staged combustion cycle engine, the sec- ond-stage engine of LM-7 developed by the Xi＇an Aerospace Propulsion Institute, successfully completed a 400s test run under rated conditions. The test, follow- ing the vibration test during the first-stage flight phase, fully demonstrated the high reliability and environmental adaptability of the engine, marking that the second- stage engine had stepped forward tomeet the LM-7 launch vehicle full mission profile and laying a solid foundation for its maiden flight.

关 键 词：任务剖面 发动机 二级 分级燃烧循环 环境适应性 额定工况 振动试验 研究所 

分 类 号：V434[航空宇航科学与技术—航空宇航推进理论与工程]