航天推进技术研究院主办
[1]雷 恒,贾景卫,谢 宁.液氧煤油发动机蒸发器路单向阀结构优化[J].火箭推进,2012,38(01):27-30.
LEI Heng,JIA Jing-wei,XIE Ning.Structure optimization of check valve in evaporator pipeline of LOX/kerosene engine[J].Journal of Rocket Propulsion,2012,38(01):27-30.
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LEI Heng,JIA Jing-wei,XIE Ning.Structure optimization of check valve in evaporator pipeline of LOX/kerosene engine[J].Journal of Rocket Propulsion,2012,38(01):27-30.
液氧煤油发动机蒸发器路单向阀结构优化
《火箭推进》[ISSN:1672-9374/CN:CN 61-1436/V]
卷:
38
期数:
2012年01期
页码:
27-30
栏目:
研究与设计
出版日期:
2012-02-15
- Title:
- Structure optimization of check valve in evaporator pipeline of LOX/kerosene engine
- 文章编号:
- 1672-9374(2012)01-0027-05
- 分类号:
- V434.2-34
- 文献标志码:
- A
- 摘要:
- 在某次液氧煤油发动机试车中，由于蒸发器路单向阀调整流量小于设计流量，导致单向阀阀芯发生颤振，从而在发生器氧系统引入激励源，引起发生器供应系统的耦合振荡，发动机结构振动大幅增加，导致试车中止。根据发动机使用要求，对单向阀结构进行了结构优化。通过AMEsim 软件对优化后单向阀进行的仿真分析及试验验证，表明优化措施有效。优化后单向阀参加发动机热试考核，工作正常。
- Abstract:
- The check valve at the evaporator pipeline oscillated in a test of LOX/kerosene engine
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备注/Memo
收稿日期：2011-09-01；修回日期：2011-09-26
基金项目：中国航天科技集团公司支撑项目
作者简介：雷恒（1975—），男，工程师，研究领域为液体火箭发动机阀门
更新日期/Last Update:
1900-01-01