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正向爆轰驱动高焓激波风洞的数值模拟
Alternative TitleNumerical simulation of forward-running detonation drivers for high-enthalpy shock tunnels
刘长礼; 张德良; 胡宗民; 姜宗林
Source Publication计算力学学报
2005
Volume22Issue:4Pages:425-430
ISSN1007-4708
Abstract对充满氢氧可燃气体、带扩容腔的正向爆轰驱动的激波风洞进行了数值模拟.计算采用了欧拉方程,频散可控耗散差分格式(DCD)和改进的二阶段化学反应模型.在扩容腔附近采用二维轴对称计算模型,而在驱动段和被驱动段的直管道部分则采用一维计算模型.本文分析了爆轰波在管道中的传播、反射和绕射过程.计算结果表明扩容腔的尺寸对爆轰波的传播、反射、汇聚等起着决定性的作用;带扩容腔的正向爆轰驱动的激波风洞能够得到平稳的持续时间较长的气流,提高了实验的精确度和可重复性.
Keyword高焓激波风洞 爆轰波 Dcd 二阶段化学反应模型
Subject Area力学
Indexed ByEI ; CSCD
Language中文
CSCD IDCSCD:2024481
Citation statistics
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/16524
Collection力学所知识产出(1956-2008)
Recommended Citation
GB/T 7714
刘长礼,张德良,胡宗民,等. 正向爆轰驱动高焓激波风洞的数值模拟[J]. 计算力学学报,2005,22,4,:425-430.
APA 刘长礼,张德良,胡宗民,&姜宗林.(2005).正向爆轰驱动高焓激波风洞的数值模拟.计算力学学报,22(4),425-430.
MLA 刘长礼,et al."正向爆轰驱动高焓激波风洞的数值模拟".计算力学学报 22.4(2005):425-430.
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