| AN IMPROVED DYNAMIC SUBGRID-SCALE STRESS MODEL |
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| 引用本文： | TANG Xueling,QIAN Zhongdong,WU Yulin,LIU Shuhong,YANG Fan Departmentof Thermal Engineering,Tsinghua University,Beijing 100084,China. AN IMPROVED DYNAMIC SUBGRID-SCALE STRESS MODEL[J]. 水动力学研究与进展(B辑), 2004, 16(3): 276-282 |
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| 作者姓名： | TANG Xueling QIAN Zhongdong WU Yulin LIU Shuhong YANG Fan Departmentof Thermal Engineering Tsinghua University Beijing 100084 China |
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| 作者单位： | TANG Xueling，QIAN Zhongdong，WU Yulin，LIU Shuhong，YANG Fan Departmentof Thermal Engineering，Tsinghua University，Beijing 100084，China |
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| 基金项目： | ThisworkwassupportedbytheNationalNaturalScienceFoundationofChina(GrantNo :5 0 176 0 2 2 ) |
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| 摘 要： | 1 . INTRODUCTIONFlowsincurvedductsoccurindiverseapplicationssuchascentrifugalpumps,turbines ,aircraftintakes,riverbends ,andsoon .Acharacteristic ,whichdistin guishessuchflowsfromthoseinstraightducts ,isthegenerationofstreamwisevorticity ,orsecondarymo tion ,resultinginapressurelossandthespatialredis tributionofstreamwisevelocitywithintheduct .Sore searchesonflowsthroughbendsaremoremeaningfulforengineeringapplications .AsaresultoftherapidadvancementofcomputercapabilityandComputationalFl…
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| 关 键 词： | 弯管 次格子刻度模型 二阶动力学模型 大涡流模拟 湍流 |
AN IMPROVED DYNAMIC SUBGRID-SCALE STRESS MODEL |
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| TANG Xueling,QIAN Zhongdong,WU Yulin,LIU Shuhong,YANG Fan Departmentof Thermal Engineering,Tsinghua University,Beijing ,China. AN IMPROVED DYNAMIC SUBGRID-SCALE STRESS MODEL[J]. Journal of Hydrodynamics, 2004, 16(3): 276-282 |
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| Authors: | TANG Xueling QIAN Zhongdong WU Yulin LIU Shuhong YANG Fan Departmentof Thermal Engineering Tsinghua University Beijing China |
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| Affiliation: | TANG Xueling,QIAN Zhongdong,WU Yulin,LIU Shuhong,YANG Fan Departmentof Thermal Engineering,Tsinghua University,Beijing 100084,China |
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| Abstract: | |
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| Keywords: | SubGridScale (SGS) model secondorder dynamic model Large Eddy Simulation (LES) turbulent flow curved duct |
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