中国物理B ›› 2004, Vol. 13 ›› Issue (12): 2087-2090.doi: 10.1088/1009-1963/13/12/019

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Lattice Boltzmann simulation of transverse wave travelling in Maxwell viscoelastic fluid

方海平1, 李华兵2   

  1. (1)Surface Laboratory and Department of Physics, Fudan University, Shanghai 200433, China; Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China; (2)Surface Laboratory and Department of Physics, Fudan University, Shanghai 200433, China; Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China; Department of Computational Science and Applied Physics, Guilin University
  • 收稿日期:2004-01-14 修回日期:2004-05-21 出版日期:2004-12-17 发布日期:2005-03-17
  • 基金资助:
    Project supported by the National Natural Science Foundation of China (Grants Nos 19834070 and 19904004).

Lattice Boltzmann simulation of transverse wave travelling in Maxwell viscoelastic fluid

Li Hua-Bing (李华兵)abc, Fang Hai-Ping (方海平)ab    

  1. a Surface Laboratory and Department of Physics, Fudan University, Shanghai 200433, Chinab Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China; b Department of Computational Science and Applied Physics, Guilin University, Guilin 541004, China
  • Received:2004-01-14 Revised:2004-05-21 Online:2004-12-17 Published:2005-03-17
  • Supported by:
    Project supported by the National Natural Science Foundation of China (Grants Nos 19834070 and 19904004).

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摘要： A nine-velocity lattice Boltzmann method for Maxwell viscoelastic fluid is proposed. Travelling of transverse wave in Maxwell viscoelastic fluid is simulated. The instantaneous oscillating velocity, transverse shear speed and decay rate agree with theoretical results very well.

关键词: lattice Boltzmann method, viscoelastic fluid

Abstract: A nine-velocity lattice Boltzmann method for Maxwell viscoelastic fluid is proposed. Travelling of transverse wave in Maxwell viscoelastic fluid is simulated. The instantaneous oscillating velocity, transverse shear speed and decay rate agree with theoretical results very well.

Key words: lattice Boltzmann method, viscoelastic fluid

中图分类号:  (Non-Newtonian fluid flows)

  • 47.50.-d
47.11.-j (Computational methods in fluid dynamics)