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[1]李永洲,张蒙正,路媛媛,等.挡板对四模块可调进气道特性的影响[J].火箭推进,2016,42(02):47-52.
　LI Yongzhou,ZHANG Mengzheng,LU Yuanyuan,et al.Effect of sidewall on characteristics of a variable-geometry inlet with four modules[J].Journal of Rocket Propulsion,2016,42(02):47-52.
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挡板对四模块可调进气道特性的影响

《火箭推进》[ISSN:1672-9374/CN:CN 61-1436/V] 卷: 42 期数: 2016年02期 页码: 47-52 栏目: 研究与设计 出版日期: 2016-08-01
Title:
Effect of sidewall on characteristics of a variable-geometry inlet with four modules
作者:
李永洲; 张蒙正; 路媛媛; 南向军
西安航天动力研究所,陕西西安,710100
Author(s):
LI Yongzhou; ZHANG Mengzheng; LU Yuanyuan; NAN Xiangjun
关键词:
RBCC; 高超声速进气道; 宽马赫数; 变几何进气道
Keywords:
RBCC; hypersonic inlet; wide Mach number range; variable geometry inlet
分类号:
V434-34
文献标志码:
A
摘要:
针对RBCC发动机Ma=2.5～7.0宽范围工作要求,设计了顶板部分可调的四模块二元变几何进气道,并研究了挡板对其总体性能和流场结构的影响.数值计算结果表明:进气道整个工作范围内总体性能较优,特别是流量捕获能力.带挡板时进气道流场基本保持了二维特征,不带挡板时两侧具有明显的三维特征,压缩效率降低,流量系数显著下降.带挡板时进气道左/右模块性能基本相等,不带挡板时左/右模块差别明显,与右模块相比,左模块基本保持了二维流动特征,压缩效率明显更高.

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更新日期/Last Update: 1900-01-01