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三面压缩高超进气道附面层抽吸研究
Alternative TitleBoundary layer bleeding of three-dimensional compression hypersonic inlet
岳连捷; 叶 青; 徐显坤; 陈立红; 张新宇
Source Publication航空动力学报
2011-12-31
Volume27Issue:2Pages:372-378
ISSN1000-8055
Abstract

针对超燃冲压发动机中,三面压缩进气道激波/附面层干扰诱发的隔离段流向涡现象,探索了不同的附面层抽吸方式对隔离段流向涡的影响。结合附面层油流图谱及数值模拟考察了相应附面层流态,并分析了不同抽吸工况下的抽吸流量及其对出口截面总压恢复与流向涡的影响。发现隔离段流向涡气流主要源于侧壁附面层分离,相比于再附区抽吸,分离区抽吸大幅度抑制了侧壁附面层的分离流动,从源头上控制了隔离段流向涡的形成,大幅削弱了流向涡尺度,提高了进气道总压恢复。同时,抽吸面积越大,流动品质的改善作用就越明显,但是也伴随着流量损失.

Keyword超燃冲压发动机 三面压缩进气道 附面层抽吸 表面油滴显示 流动形态 流向涡
Subject Area力学
URL查看原文
Indexed ByEI ; CSCD
Language中文
Funding Organization国家自然科学基金(90716014)
CSCD IDCSCD:4460360
DepartmentLHD高超声速推进技术
Citation statistics
Cited Times:2[CSCD]   [CSCD Record]
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/45203
Collection高温气体动力学国家重点实验室
Corresponding Author岳连捷
Recommended Citation
GB/T 7714
岳连捷,叶 青,徐显坤,等. 三面压缩高超进气道附面层抽吸研究[J]. 航空动力学报,2011,27(2):372-378.
APA 岳连捷,叶 青,徐显坤,陈立红,&张新宇.(2011).三面压缩高超进气道附面层抽吸研究.航空动力学报,27(2),372-378.
MLA 岳连捷,et al."三面压缩高超进气道附面层抽吸研究".航空动力学报 27.2(2011):372-378.
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