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Experimental Investigation Of Influence Of Interfacial Tension On Convection Of Two-Layer Immiscible Liquid | |
Li LJ(李陆军); Duan L(段俐); Hu L(胡良); Kang Q(康琦); Li, LJ (reprint author), Chinese Acad Sci, Inst Mech, Natl Micrograv Lab, Beijing 100080, Peoples R China. | |
Source Publication | Chinese Physics Letters |
2008 | |
Pages | 1734-1737 |
ISSN | 0256-307X |
Abstract | Benard-Marangoni convections of two-layer fluids heated from the bottom are investigated experimentally with a particle imagine velocimetry. The flows are visualized from the side, and various velocity fields near the onset of convection, such as three-layer vortex convective patterns, are observed when the depth ratio varies in a wide range. A new classification of the convective patterns is proposed with more detail than in previous studies. The analysis of the results indicates that the interface tension greatly influences the motion intensities of the bottom and top layers. The dimensionless wave number increases with the Bond number when the motion in the top layer is not more intense than that in the bottom layer, which agrees with the theoretical prediction. |
Keyword | Surface Tension Benard Instability System Cells |
Indexed By | SCI ; EI ; CSCD |
Language | 英语 |
WOS ID | WOS:000256248300058 |
WOS Keyword | SURFACE TENSION ; BENARD ; INSTABILITY ; SYSTEM ; CELLS |
WOS Research Area | Physics |
WOS Subject | Physics, Multidisciplinary |
Citation statistics | |
Document Type | 期刊论文 |
Identifier | http://dspace.imech.ac.cn/handle/311007/26028 |
Collection | 力学所知识产出(1956-2008) |
Corresponding Author | Li, LJ (reprint author), Chinese Acad Sci, Inst Mech, Natl Micrograv Lab, Beijing 100080, Peoples R China. |
Recommended Citation GB/T 7714 | Li LJ,Duan L,Hu L,et al. Experimental Investigation Of Influence Of Interfacial Tension On Convection Of Two-Layer Immiscible Liquid[J]. Chinese Physics Letters,2008:1734-1737. |
APA | 李陆军,段俐,胡良,康琦,&Li, LJ .(2008).Experimental Investigation Of Influence Of Interfacial Tension On Convection Of Two-Layer Immiscible Liquid.Chinese Physics Letters,1734-1737. |
MLA | 李陆军,et al."Experimental Investigation Of Influence Of Interfacial Tension On Convection Of Two-Layer Immiscible Liquid".Chinese Physics Letters (2008):1734-1737. |
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