织女星系列火箭动力系统方案发展研究  

Research on development of propulsion systems scheme of Vega series launch vehicle

作　　者：孙勇强 徐韡 王鹏飞 佟明羲 吴亚东 Sun Yongqiang;Xu Wei;Wang Pengfei;Tong Mingxi;Wu Yadong(Beijing Institute of Astronautical Systems Engineering,Beijing 100076,China)

机构地区：[1]北京宇航系统工程研究所,北京100076

出　　处：《战术导弹技术》2023年第1期69-80,92,共13页Tactical Missile Technology

基　　金：国家自然科学基金(51906019)。

摘　　要：针对欧洲织女星(Vega)系列火箭的动力系统方案进行了研究,介绍了火箭固体动力系统和液体动力系统的技术方案、结构组成及工作原理。研究了该系列火箭动力系统的研制思路、应用经验。结果表明,织女星系列火箭的固体发动机发展大型整体式构型,研制过程中注重火箭总体与固体发动机性能的联合设计,并着力解决压力振荡、内弹道及后效推力精确预示问题。液体发动机依靠国际合作,并且注重研发独立自主技术,推动绿色无毒推进剂应用。得到了关于固体运载火箭未来发展的一些启示。Propulsion systems of the European Vega series rockets are studied.The technical scheme,the structure composition and the working principle of the rocket’s solid propulsion systems and liquid propulsion systems are introduced.The design principle and application experience of the propulsion systems of Vega series rockets are researched.The results show that the solid motors of Vega series rockets develop large-scale integrated configuration,and during the development of the rockets,the joint design of the rocket’s performance and the solid motor performance is emphasized,in addition,much effort is made to improve the problems of pressure oscillation and the accurate prediction of internal ballistics and residual thrust.Liquid engines rely on international cooperation,and focus on the research and development of independent technologies,and promote the application of green propellants.The thesis generates some enlightenment on the future development of solid rocket in China.

关 键 词：织女星 运载火箭 固体火箭 动力系统 固体发动机 液体发动机 液体上面级 

分 类 号：V43[航空宇航科学与技术—航空宇航推进理论与工程]