面向助推发动机故障的总体优化技术研究  

The Study on Optimization Technology for Booster Engine Fault

作　　者：邓新宇 刘晖 李善德[2] 王传魁 王紫扬 王檑 程大林 DENG Xinyu;LIU Hui;LI Shande;WANG Chuankui;WANG Ziyang;WANG Lei;CHENG Dalin(Beijing Institute of Astronautical Systems Engineering,Beijing 100076,China;Xichang Satellite Launch Center,Xichang 571300,China;China Academy of Launch Vehicle Technology,Beijing 100076,China)

机构地区：[1]北京宇航系统工程研究所,北京100076 [2]西昌卫星发射中心,西昌571300 [3]中国运载火箭技术研究院,北京100076

出　　处：《宇航总体技术》2024年第5期57-63,共7页Astronautical Systems Engineering Technology

摘　　要：随着火箭安装的发动机数量增加和发射频率越来越高,飞行中出现发动机失效故障的风险也越来越高,面向故障的设计是提升运载火箭飞行可靠性的关键措施。围绕助推器发动机失效故障带来的推进剂剩余量不平衡、干扰力矩大等特点,系统性地研究了弹道、姿控、载荷总体优化的故障适应性设计方法,获得了不同关机处置策略对运载能力、结构安全的影响,提出了故障处置原则和建议,对于火箭智能化飞行发展应用具有重要意义。The high risk characteristics of failure in rocket flight become increasingly obvious with the number of engines and the frequency of launch missions,fault-oriented design is the fundamental measure to improve the flight reliability of launch vehicle.The research systematically studies the fault adaptability of trajectory,attitude control and load optimization,designs the influence of different disposal strategies on the payload capacity,safety of structure,and puts forward the fault disposal principles and suggestions,which are of great significance to the intelligent application of rockets.

关 键 词：助推器 发动机故障 弹道 姿控 

分 类 号：V416[航空宇航科学与技术—航空宇航推进理论与工程]