| 凹腔喷射超声速燃烧火焰结构实验研究 |
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| 引用本文： | 范周琴,刘卫东,林志勇,孙明波.凹腔喷射超声速燃烧火焰结构实验研究[J].推进技术,2013,34(1):62-68. |
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| 作者姓名： | 范周琴 刘卫东 林志勇 孙明波 |
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| 作者单位： | 国防科技大学航天与材料工程学院/高超声速冲压发动机技术重点实验室,湖南长沙,410073 |
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| 基金项目： | 国家自然科学基金(91116001；50906098)。 |
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| 摘 要： | 为加深对凹腔喷射超声速燃烧火焰结构的认识,利用OH基自发辐射成像和PLIF技术对凹腔上游横向喷注氢气的超声速燃烧流场进行研究.结果表明,火焰主要分布在凹腔剪切层附近及喷流内部,喷口附近没有火焰；燃料喷注当量比、燃料喷注位置及凹腔构型对火焰分布和火焰强度影响较大,在设计燃烧室时应加以考虑.
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| 关 键 词： | OH基PLIF 自发辐射 凹腔剪切层 火焰 |
| 收稿时间： | 2011/10/26 0:00:00 |
| 修稿时间： | 2012/4/23 0:00:00 |
Experimental Investigation on Supersonic Combustion Flame Structure with Cavity Injectors |
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| FAN Zhou-qin,LIU Wei-dong,LIN Zhi-yong and SUN Ming-bo.Experimental Investigation on Supersonic Combustion Flame Structure with Cavity Injectors[J].Journal of Propulsion Technology,2013,34(1):62-68. |
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| Authors: | FAN Zhou-qin LIU Wei-dong LIN Zhi-yong and SUN Ming-bo |
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| Institution: | Science and Technology on Scramjet Laboratory/Institute of Aerospace and Material Engineering, National University of Defence Technology, Changsha 410073,China;Science and Technology on Scramjet Laboratory/Institute of Aerospace and Material Engineering, National University of Defence Technology, Changsha 410073,China;Science and Technology on Scramjet Laboratory/Institute of Aerospace and Material Engineering, National University of Defence Technology, Changsha 410073,China;Science and Technology on Scramjet Laboratory/Institute of Aerospace and Material Engineering, National University of Defence Technology, Changsha 410073,China |
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| Abstract: | |
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| Keywords: | OH-PLIF Spontaneous emission Cavity shear layer Flame |
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