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液池中大Pr数流体的热流体波 被引量:3

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摘要 数值研究零重力条件下浅液池中大Pr数流体(Pr=105.6)的热流体波.液池的两有不同的温度,形成一定的温度差.当温度差增加并超过临界温度差时,在液池中会出现从冷端向热端传播的行波.扰动温度,扰动速度和扰动压强的相位关系表明这种行波为扰动温度所驱动,为热流体波.热流体波很弱,在热流体波出现时,在液池中几乎观测不到振荡的流场和温度分布.对热流体波的形成机理进行了分析和讨论.
出处 《中国科学(G辑)》 CSCD 2007年第2期250-258,共9页
基金 国家自然科学重点基金资助项目(批准号:10432060)
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参考文献8

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同被引文献24

  • 1TANG ZeMei,HU WenRui.The hydrothermal wave of large-Prandtl-number fluid in a shallow cavity[J].Science China(Physics,Mechanics & Astronomy),2007,50(6):787-796. 被引量:3
  • 2AA Yan,LI Kai,TANG ZeMei,CAO ZhongHua & HU WenRui National Microgravity Laboratory,Institute of Mechanics,Chinese Academy of Sciences,Beijing 100190,China.Period-doubling bifurcations of the thermocapillary convection in a floating half zone[J].Science China(Physics,Mechanics & Astronomy),2010,53(9):1681-1686. 被引量:1
  • 3Hu W R, Tang Z M, Li K. Thermocapillary convection in floating zone. Appl Mech Rev, 2008, 61:010803.
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  • 7Carpenter B M, Homsy G M. High Marangoni number convection in a square cavity part II. Phys Fluids A, 1990, 2:137-149.
  • 8Villers D, Platten J K. Coupled buoyancy and Marangoni convection in acetone: experiments and comparison with numerical simulation. J Fluid Mech, 1992, 234:487-510.
  • 9Burguete J, Mukolobwiez N, Daviaud F, et al. Buoyant-therInocapillary instabilities in extended liquid layers subjected to a horizontal temperature gradient. Phys Fluid, 2001, 13:2773-2787.
  • 10Shevtsova V M, Neponmyashchy A A, Legros J C. Thermocapillary-buoyancy convection in a shallow cavity heated from the side. Phys Rev E, 2003, 67:066308.

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