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An optimal theory for an expansion of flow quantities to capture the flow structures | |
Wu CJ; Shi HS; Wu, CJ (reprint author), ACAD SINICA,INST MECH,LAB NONLINEAR MECH CONTINUOUS MEDIA,BEIJING 100080,PEOPLES R CHINA. | |
Source Publication | Fluid Dynamics Research |
1996 | |
Volume | 17Issue:2Pages:67-85 |
ISSN | 0169-5983 |
Abstract | An optimal theory on how database analysis to capture the flow structures has been developed in this paper, which include the POD method as its special case. By means of the remainder minimization method in the Sobolev space, for more general optimal conditions the new theory has the potential to overcome an inherent limitation of the POD method, i.e., it cannot be used to the situations in which the optimal condition is other than the inner product global one. As an example, using the new theory, the database of a two-dimensional flow over a backward-facing step is analyzed in detail, with velocity and vorticity bases. |
Keyword | Proper Orthogonal Decomposition |
DOI | 10.1016/0169-5983(95)00024-0 |
Indexed By | SCI |
Language | 英语 |
WOS ID | WOS:A1996TN46000002 |
WOS Keyword | PROPER ORTHOGONAL DECOMPOSITION |
WOS Research Area | Mechanics ; Physics |
WOS Subject | Mechanics ; Physics, Fluids & Plasmas |
Citation statistics | |
Document Type | 期刊论文 |
Identifier | http://dspace.imech.ac.cn/handle/311007/39162 |
Collection | 力学所知识产出(1956-2008) |
Corresponding Author | Wu, CJ (reprint author), ACAD SINICA,INST MECH,LAB NONLINEAR MECH CONTINUOUS MEDIA,BEIJING 100080,PEOPLES R CHINA. |
Recommended Citation GB/T 7714 | Wu CJ,Shi HS,Wu, CJ . An optimal theory for an expansion of flow quantities to capture the flow structures[J]. Fluid Dynamics Research,1996,17,2,:67-85. |
APA | Wu CJ,Shi HS,&Wu, CJ .(1996).An optimal theory for an expansion of flow quantities to capture the flow structures.Fluid Dynamics Research,17(2),67-85. |
MLA | Wu CJ,et al."An optimal theory for an expansion of flow quantities to capture the flow structures".Fluid Dynamics Research 17.2(1996):67-85. |
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