Triple-region structure for turbulent-flow in a square duct - a finite-element approach
文献类型:期刊论文
作者 | Wang FM(王发民)![]() |
刊名 | Finite Elements in Analysis and Design
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出版日期 | 1994 |
卷号 | 18期号:1-3页码:183-202 |
关键词 | Prediction Wall Heat |
ISSN号 | 0168-874X |
通讯作者 | WANG, FM (reprint author), NATL UNIV SINGAPORE,DEPT MECH & PROD ENGN,10 KENT RIDGE CRESCENT,SINGAPORE 0511,SINGAPORE. |
中文摘要 | The Reynolds-averaged Navier-Stokes equations for describing the turbulent flow in a straight square duct are formulated with two different turbulence models. The governing equations are then expanded as a multi-deck structure in a plane perpendicular to the streamwise direction, with each deck characterized by its dominant physical forces as commonly carried out in analytical work using triple-deck expansion. The resulting equations are numerically integrated using higher polynomial (H-P) finite element technique for each cross-sectional plane to be followed by finite difference representation in the streamwise direction until a fully developed state is reached. The computed results using the two different turbulence models show fair agreement with each other, and concur with the vast body of available experimental data. There is also general agreement between our results and the recent numerical works anisotropic k-epsilon turbulence model. |
类目[WOS] | Mathematics, Applied ; Mechanics |
研究领域[WOS] | Mathematics ; Mechanics |
关键词[WOS] | PREDICTION ; WALL ; HEAT |
收录类别 | SCI |
语种 | 英语 |
WOS记录号 | WOS:A1994QW92300018 |
公开日期 | 2009-08-03 ; 2010-08-20 |
源URL | [http://dspace.imech.ac.cn/handle/311007/39254] ![]() |
专题 | 力学研究所_力学所知识产出(1956-2008) |
推荐引用方式 GB/T 7714 | Wang FM,Khoo BC,Chew YT,et al. Triple-region structure for turbulent-flow in a square duct - a finite-element approach[J]. Finite Elements in Analysis and Design,1994,18(1-3):183-202. |
APA | 王发民,Khoo BC,Chew YT,&Yeo KS.(1994).Triple-region structure for turbulent-flow in a square duct - a finite-element approach.Finite Elements in Analysis and Design,18(1-3),183-202. |
MLA | 王发民,et al."Triple-region structure for turbulent-flow in a square duct - a finite-element approach".Finite Elements in Analysis and Design 18.1-3(1994):183-202. |
入库方式: OAI收割
来源:力学研究所
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