可重复启动低温上面级的推进剂管理装置研究  

Propellant Management Device Concepts for Multiple Ignitions Cryogenic Upper Stages

作　　者：朱文杰 杜大程 黄立钠 李欣 张瑞平 ZHU Wenjie;DU Dacheng;HUANG Lina;LI Xin;ZHANG Ruiping(Shanghai Institute of Space Propulsion,Shanghai 201112,China;Beijing Institute of Astronautical Systems Engineering,Beijing 100076,China)

机构地区：[1]上海空间推进研究所,上海201112 [2]北京宇航系统工程研究所,北京100076

出　　处：《宇航总体技术》2021年第5期12-17,共6页Astronautical Systems Engineering Technology

摘　　要：回顾了低温上面级推进剂管理技术的国内外研究现状,分析了上面级微重力环境中低温推进剂管理涉及的液体蓄留、气液分离和局部热控等关键技术。开展了液氧贮箱推进剂管理装置的方案设计,并试验验证了可填充蓄液器的填充和下层板网的指定路径排气等关键功能,确认了方案的可行性。The technique situation and development tendency of Cryogenic Upper Stage propellant management developed at home and aboard is introduced.The key technologies of liquid retention,gas-liquid separation and local thermal control of cryogenic propellants in microgravity environment are analyzed.The design of liquid oxygen Propellant Management Device was carried out,and the key functions such as Propellant Refillable Reservoir filling and Bottom Screen Plategas exhaust at designated position were verified by experiment,and the feasibility of the design was confirmed.

关 键 词：低温上面级 推进剂管理装置 多次启动 

分 类 号：TH131.3[机械工程—机械制造及自动化]