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基于Soret和Dufour效应的方腔内双扩散自然对流振荡特性研究

娄钦 罗祝清 王俊 徐洪涛 陈建

娄钦, 罗祝清, 王俊, 徐洪涛, 陈建. 基于Soret和Dufour效应的方腔内双扩散自然对流振荡特性研究[J]. 应用数学和力学, 2018, 39(2): 147-159. doi: 10.21656/1000-0887.380121
引用本文: 娄钦, 罗祝清, 王俊, 徐洪涛, 陈建. 基于Soret和Dufour效应的方腔内双扩散自然对流振荡特性研究[J]. 应用数学和力学, 2018, 39(2): 147-159. doi: 10.21656/1000-0887.380121
LOU Qin, LUO Zhuqing, WANG Jun, XU Hongtao, CHEN Jian. Oscillating Characteristics of Double Diffusive Natural Convection With Soret and Dufour Effects in Square Cavities[J]. Applied Mathematics and Mechanics, 2018, 39(2): 147-159. doi: 10.21656/1000-0887.380121
Citation: LOU Qin, LUO Zhuqing, WANG Jun, XU Hongtao, CHEN Jian. Oscillating Characteristics of Double Diffusive Natural Convection With Soret and Dufour Effects in Square Cavities[J]. Applied Mathematics and Mechanics, 2018, 39(2): 147-159. doi: 10.21656/1000-0887.380121

基于Soret和Dufour效应的方腔内双扩散自然对流振荡特性研究

doi: 10.21656/1000-0887.380121
基金项目: 国家自然科学基金(51406120)
详细信息
    作者简介:

    娄钦(1984—),女,讲师,博士,硕士生导师(E-mail: louqin560916@163.com);徐洪涛(1976—),男,副教授,博士,硕士生导师(通讯作者. E-mail: htxu@usst.edu.cn).

  • 中图分类号: TK124

Oscillating Characteristics of Double Diffusive Natural Convection With Soret and Dufour Effects in Square Cavities

Funds: The National Natural Science Foundation of China(51406120)
  • 摘要: 采用格子Boltzmann方法模拟研究了方腔内带Soret效应和Dufour效应的双扩散自然对流振荡特性。方腔内置高浓度发热圆且位于方腔中心,四周壁面均为低温低浓度。采用时间历程分析法和功率谱法分析了不同的浮升力比Br2.0≤Br≤10.0)、Soret数Sr(-0.6≤Sr≤0.0)和Dufour数Dr(-0.6≤Dr≤0.0)下的方腔内部流动的振荡特性。研究结果表明:不考虑Soret和Dufour效应时,方腔内部流动呈现稳定状态,随着Dr和Sr从0.0变化到-0.6,双扩散自然对流状态开始逐渐转变为周期性振荡和非周期性振荡,且振荡性随着浮升力比Br的增大而增强.
  • [1] SUKOP M C, THORNE D T J. Lattice Boltzmann Modeling: An Introduction for Geoscientists and Engineers [M]. Berlin: Springer, 2007.
    [2] CHEN Li, KANG Qinjun, MU Yutong, et al. A critical review of the pseudopotential multiphase lattice Boltzmann model: methods and applications[J]. International Journal of Heat & Mass Transfer,2014,76(6): 210-236.
    [3] CHEN S, DOOLEN G D. Lattice Boltzmann method for fluid flows[J]. Annual Review of Fluid Mechanics,2012,30(1): 329-364.
    [4] OSTRACH S. Natural convection with combined driving forces[J]. Physico Chemical Hydrodynamics,1980,1(4): 233-247.
    [5] ALAO F I, FAGBADE A I, FALODUN B O. Effects of thermal radiation, Soret and Dufour on an unsteady heat and mass transfer flow of a chemically reacting fluid past a semi-infinite vertical plate with viscous dissipation[J]. Journal of the Nigerian Mathematical Society, 2016,35(1): 142-158.
    [6] SERRANO-ARELLANO J, GIJN-RIVERA M, RIESCO-VILA J M, et al. Numerical study of the double diffusive convection phenomena in a closed cavity with internal CO2 point sources[J].International Journal of Heat and Mass Transfer,2014,71: 664-674.
    [7] RAMAN S V V, INIYAN S, GOIC R. A review of solar drying technologies[J]. Renewable and Sustainable Energy Reviews,2012,16(5): 2652-2670.
    [8] 郑建城, 杨茉, 黄夫泉, 等. 封闭圆内开缝圆自然对流的非线性特性研究[J]. 工程热物理学报, 2012,33(2): 308-310.(ZHENG Jiancheng, YANG Mo, HUANG Fuquan, et al. Study of nonlinear characteristics of natural convection in cylindrical enclosure with internal slotted cylinder[J]. Journal of Engineering Thermophysice,2012,33(2): 308-310.(in Chinese))
    [9] 李贝贝, 孙文科, 吕浩, 等. 方腔内双扩散混合对流振荡特性研究[J]. 工程热物理学报, 2015,36(4): 874-878.(LI Beibei, SUN Wenke, L Hao, et al. The study of oscillating characteristics of double diffusive mixed convection in an enclosure[J].Journal of Engineering Thermophysice,2015,36(4): 874-878.(in Chinese))
    [10] 李贝贝, 王婷婷, 陈建, 等. 方腔内双扩散混合对流非线性格子Boltzmann研究[J]. 计算物理, 2016,33(2): 156-162.(LI Beibei, WANG Tingting, CHEN Jian, et al. Lattice Boltzmann study of nonlinear characteristics of double diffusive mixed convection in an enclosure[J]. Chinese Journal of Computational Physics,2016,33(2): 156-162.(in Chinese))
    [11] ANUPINDI K, LAI W, FRANKEL S. Characterization of oscillatory instability in lid driven cavity flows using lattice Boltzmann method[J]. Computers and Fluids, 2014,92: 7-21.
    [12] 乌玛法什 J C, 刘 I C, 库玛 J P, 等. 粘性流体间夹有多孔介质时的非定常流动及其热传导[J]. 应用数学和力学, 2010,31(12): 1415-1434.(UMAVATHI J C, LIU I C, KUMAR J P, et al. Unsteady flow and heat transfer of porous media sandwiched between viscous fluids[J]. Applied Mathematics and Mechanics,2010,31(12): 1415-1434.(in Chinese))
    [13] MONDAL S, SIBANDA P. Effects of buoyancy ratio on unsteady double-diffusive natural convection in a cavity filled with porous medium with non-uniform boundary conditions[J]. International Journal of Heat and Mass Transfer, 2015,85: 401-413.
    [14] 艾欧德特 M Q, 艾格汗迪 A. 竖直平板嵌入非Darcy多孔介质时, 数值研究流过平板的不稳定MHD自然对流中的Dufour和Soret效应[J]. 应用数学和力学, 2012,33(2): 195-210.(AL-ODAT M Q, AL-GHAMDI A. Numerical investigation of Dufour and Soret effects on unsteady MHD natural convection flow past vertical plate embedded in non-Darcy porous medium[J]. Applied Mathematics and Mechanics,2012,33(2): 195-210.(in Chinese))
    [15] GAIKWAD S N, MALASHETTY M S, PRASAD K R. An analytical study of linear and nonlinear double diffusive convection in a fluid saturated anisotropic porous layer with Soret effect[J]. Applied Mathematical Modelling,2009,33(9): 3617-3635.
    [16] ALTAWALLBEH A A, BHADAURIA B S, HASHIM I. Linear and nonlinear double-diffusive convection in a saturated anisotropic porous layer with Soret effect and internal heat source[J]. International Journal of Heat and Mass Transfer, 2013,59: 103-111.
    [17] WANG Jin, YANG Mo, ZHANG Yuwen. Onset of double-diffusive convection in horizontal cavity with Soret and Dufour effects[J]. International Journal of Heat and Mass Transfer,2014,78: 1023-1031.
    [18] WANG Jin, YANG Mo, HE Yaling, et al. Oscillatory double-diffusive convection in a horizontal cavity with Soret and Dufour effects[J]. International Journal of Thermal Sciences,2016,106: 57-69.
    [19] GUO Zhaoli, SHI Baochang, ZHENG Chuguang. A coupled lattice BGK model for the Boussinesq equations[J]. International Journal for Numerical Methods in Fluids,2002,39(4): 325-342.
    [20] GUO Zhaoli, SHI Baochang, WANG Nengchao. Lattice BGK model for incompressible Navier-Stokes equation[J]. Journal of Computational Physics, 2000,165(1): 288-306.
    [21] YU Xiaomei, GUO Zhaoli, SHI Baochang. Numerical study of cross diffusion effects on double diffusive convection with lattice Boltzmann method[C]//ICCS 2007: Computational Science. Vol4487, 2007: 810-817.
    [22] GUO Zhaoli, ZHENG Chuguang, SHI Baochang. Non-equilibrium extrapolation method for velocity and pressure boundary conditions in the lattice Boltzmann method[J]. Chinese Physics,2002,11(4): 366-374.
    [23] BOUZIDI M, FIRDAOUSS M, LALLEMAND P. Momentum transfer of a Boltzmann-lattice fluid with boundaries[J]. Physics of Fluids,2001,13(11): 3452-3459.
    [24] REN Q, CHAN C L. Numerical study of double-diffusive convection in a vertical cavity with Soret and Dufour effects by lattice Boltzmann method on GPU[J]. International Journal of Heat and Mass Transfer,2016,93: 538-553.
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出版历程
  • 收稿日期:  2017-05-04
  • 修回日期:  2017-12-20
  • 刊出日期:  2018-02-15

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