IMECH-IR  > 力学所知识产出(1956-2008)
粘性可压混合层时间稳定性对称紧致差分求解
Alternative TitleNumerical solution for the viscous temporal stability of compressible mixing layers with symmetric compact difference schemes
王强; 傅德薰; 马延文
Source Publication计算力学学报
2002-02-15
Volume19Issue:1Pages:1-6
ISSN1007-4708
Abstract基于可压扰动方程组的一阶改型,将高精度对称紧致格式引入边值法数值线性稳定分析。对所获非线性离散特征值问题给出了一个通用形式二阶迭代局部算法,实现了时间模式和空间模式的统一求解,并将扰动特征及其特征函数同时得到。据此分析了可压平面自由混合层时间稳定性,涉及二维/三维扰动波、粘性/无粘扰动波、第一/第二模态、特征函数、伪特征值谱等。研究表明,压缩性效应和粘性效应对最不稳定扰动波数和增长率呈相似的减抑作用;在Mc = 1附近,从高波数段开始,粘性效应可强化二维不稳定扰动波由第一模态向第二模态的过渡。
Keyword混合层 稳定性分析 时间模式 紧致差分格式
Indexed ByCSCD
Language中文
CSCD IDCSCD:1014585
Citation statistics
Cited Times:5[CSCD]   [CSCD Record]
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/41460
Collection力学所知识产出(1956-2008)
Corresponding Author王强
Recommended Citation
GB/T 7714
王强,傅德薰,马延文. 粘性可压混合层时间稳定性对称紧致差分求解[J]. 计算力学学报,2002,19,1,:1-6.
APA 王强,傅德薰,&马延文.(2002).粘性可压混合层时间稳定性对称紧致差分求解.计算力学学报,19(1),1-6.
MLA 王强,et al."粘性可压混合层时间稳定性对称紧致差分求解".计算力学学报 19.1(2002):1-6.
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