【全不锈钢绕带式压力容器的力学特性研究液氢液氧高压容器的工程应用技术】.pdf
摘要 本文针对大推力火箭氢氧发动机地面模拟试验液氢(液氧)燃料贮存 容积大,操作压力高(～40MPa)及处于深冷低温(～20K)工况下操作,且 易燃、易爆、极易挥发,其绝热及使用安全性要求高、制造难度大等特点,分析研究认为:1.内容器筒体若采用现有厚板卷焊技术制造,由于容器壁厚达200 ～300mm,采用如此大壁厚的不锈钢板卷焊,其制造成本高昂,板材质量 难以保证,尤其深厚纵、环焊缝焊接质量难以控制,探伤亦十分困难,潜在 着低应力脆断破坏的危险,使用安全可靠性不足。
ABSTRACT This paper presents a theoretical analysis,engineering design ard test study ofhigh pressure cryogenic liquid hydrogen(LH2)or liquid oxygen(LOX) vessels,whichwillbeusedinlargepower rocketengineon-ground analogtest,with the requirement of volume 10.30m,operating pressure 25～40 MPa andoperat
3.Through the strengthdesign theoriticalanalysisandanaloge test study for flat stainles steel ribbon wound vessel,its load-carrying property is in accordancewith thepresent theoriticalanalysis,only thefrictionreinforceing effectbetweenlayersisless(duetothefrictioncoefficienceof stainless steel surfa