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轴对称近似等熵压缩流场的乘波前体优化设计 | |
Alternative Title | Optimized design of waverider forebody derived from asymmetric near-isentropic compression flow fields |
耿永兵; 刘宏; 丁海河; 王发民 | |
Source Publication | 推进技术 |
2006 | |
Volume | 27Issue:5Pages:404-409 |
ISSN | 1001-4055 |
Abstract | 以升阻比为优化目标,在来流马赫数Ma=2~4及飞行高度H=20km~24km条件下,进行了轴对称近似等熵压缩流场的乘波前体优化设计,通过CFD验证M_∞=4优化乘波体的气动特性,并研究了Ma=3优化乘波前体在非设计条件下的气动特性。结果表明:近似等熵压缩下表面的乘波前体在设计条件下具有良好的气流压缩效果,可满足机体/发动机一体化设计的需要;乘波前体升阻比在1.5~1.9之间,纵向压心位置靠后;非设计条件下,压缩波不聚焦,小于设计马赫数升阻比时降低,大于设计马赫数时升阻比略大。 |
Keyword | 等熵压缩 乘波前体+ 优化设计 气动特性 |
Subject Area | 力学 |
Indexed By | EI ; CSCD |
Language | 中文 |
CSCD ID | CSCD:2429927 |
Citation statistics |
Cited Times:6[CSCD]
[CSCD Record]
|
Document Type | 期刊论文 |
Identifier | http://dspace.imech.ac.cn/handle/311007/16281 |
Collection | 力学所知识产出(1956-2008) |
Recommended Citation GB/T 7714 | 耿永兵,刘宏,丁海河,等. 轴对称近似等熵压缩流场的乘波前体优化设计[J]. 推进技术,2006,27,5,:404-409. |
APA | 耿永兵,刘宏,丁海河,&王发民.(2006).轴对称近似等熵压缩流场的乘波前体优化设计.推进技术,27(5),404-409. |
MLA | 耿永兵,et al."轴对称近似等熵压缩流场的乘波前体优化设计".推进技术 27.5(2006):404-409. |
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