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Design and Analysis for Low Temperature Air Operated Charge Valve
Author(s): 
Pages: 55-58
Year: Issue:  3
Journal: Hydraulics Pneumatics & Seals

Abstract: 讨论了一种低温气动阀的设计方法.该阀能满足在-83~+40℃(190~313K)温度范围内给运载火箭常温气瓶充、放气,利用气源压力与气瓶压力之间的压力差,打开充气单向阀,高压气源通过充气单向阀给气瓶充气.在气瓶需要放气时,电磁阀通电,打开控制气源,进入阀门作动腔,推动推杆打开放气单向阀,放掉气瓶气体.文中对低温气动阀的设计方案对比与方案选择、主要零部件材料的选用、关键零组件的设计计算等进行了详细说...
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