Applied Mathematics and Mechanics (English Edition) ›› 2006, Vol. 27 ›› Issue (8): 1011-1019 .doi: https://doi.org/10.1007/s10483-006-0801-1

• 论文 •    下一篇

FLOQUET STABILITY ANALYSIS OF TWO-LAYER FLOWS IN VERTICAL PIPE WITH PERIODIC FLUCTUATION

王艳霞, 胡国辉, 周哲玮   

  • 收稿日期:2006-02-16 修回日期:2006-03-07 出版日期:2006-08-18 发布日期:2006-08-18
  • 通讯作者: 周哲玮

FLOQUET STABILITY ANALYSIS OF TWO-LAYER FLOWS IN VERTICAL PIPE WITH PERIODIC FLUCTUATION

WANG Yan-xia, HU Guo-hui, ZHOU Zhe-wei   

  1. Shanghai Institute of Applied Mathematics and Mechanics, Shanghai University, Shanghai 200072, P. R. China
  • Received:2006-02-16 Revised:2006-03-07 Online:2006-08-18 Published:2006-08-18
  • Contact: ZHOU Zhe-wei

Abstract: Based on linear stability theory, parametric resonance phenomenon of a liquid-gas cylindrical flow in a vertical pipe with periodic fluctuation was discussed with the help of Floquet theory and Chebyshev spectral collocation method. The effects of different physical parameters were investigated on
the properties of parametric resonance and the stability characteristics of flow field.

Key words: linear instability, Floquet theory, parametric resonance

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