典型文献
Heat transport in horizontally periodic and confined Rayleigh-Bénard convection with no-slip and free-slip plates
文献摘要:
We report the results of the direct numerical simulations of two-dimensional Rayleigh-Bénard convec- tion(RBC) in order to study the influence of the periodic (PD) and confined (CF) samples on the heat transport Nu. The numerical study is conducted with the Rayleigh number ( Ra ) varied in the range 106 ≤Ra ≤109 at a fixed Prandtl number Pr = 4 . 3 and aspect ratio Γ = 2 with the no-slip (NS) and free- slip(FS) plates. There exists a zonal flow for Ra ≥ 3 × 106 with the free-slip plates in the periodic sample. In all the other cases, the flow is the closed large-scale circulation (closed LSC). The striking features are that the heat transport Nu is influenced and the temperature profiles do not be influenced when the flow pattern is zonal flow.
文献关键词:
中图分类号:
作者姓名:
Maojing Huang;Xiaozhou He
作者机构:
School of Mechanical Engineering and Automation,Harbin Institute of Technology(Shenzhen),Shenzhen 518055,China
文献出处:
引用格式:
[1]Maojing Huang;Xiaozhou He-.Heat transport in horizontally periodic and confined Rayleigh-Bénard convection with no-slip and free-slip plates)[J].力学快报(英文),2022(02):104-110
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Heat,transport,horizontally,periodic,confined,Rayleigh,nard,convection,slip,free,plates,We,report,results,direct,numerical,simulations,two,dimensional,RBC,order,study,CF,samples,heat,Nu,conducted,number,varied,range,fixed,Prandtl,aspect,ratio,NS,FS,There,exists,zonal,flow,In,other,cases,closed,large,scale,circulation,LSC,striking,features,are,that,influenced,temperature,profiles,do,not,when,pattern
AB值:
0.478259
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