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含周期脉动的大密度比气液同轴射流的Floquet稳定性分析

李振 胡国辉 周哲玮

李振, 胡国辉, 周哲玮. 含周期脉动的大密度比气液同轴射流的Floquet稳定性分析[J]. 应用数学和力学, 2008, 29(8): 883-892.
引用本文: 李振, 胡国辉, 周哲玮. 含周期脉动的大密度比气液同轴射流的Floquet稳定性分析[J]. 应用数学和力学, 2008, 29(8): 883-892.
LI Zhen, HU Guo-hui, ZHOU Zhe-wei. Floquet Instability of a Large Density Ratio Liquid-Gas Coaxial Jet With Periodic Fluctuation[J]. Applied Mathematics and Mechanics, 2008, 29(8): 883-892.
Citation: LI Zhen, HU Guo-hui, ZHOU Zhe-wei. Floquet Instability of a Large Density Ratio Liquid-Gas Coaxial Jet With Periodic Fluctuation[J]. Applied Mathematics and Mechanics, 2008, 29(8): 883-892.

含周期脉动的大密度比气液同轴射流的Floquet稳定性分析

基金项目: 国家自然科学基金资助项目(10772107);上海市科委资助项目(071605102)
详细信息
    作者简介:

    李振(1984- ),男,湖北孝感人,硕士(E-mail:luckyzhen@gmail.com);胡国辉(1969- ),男,南昌人,教授(E-mail:hu.guohui@gmail.com);周哲玮(1950- ),男,武汉人,教授,博士生导师(联系人.Tel:+86-21-66134661;Fax:+86-21-66133382E-mail:zhwzhou@yc.shu.edu.cn).

  • 中图分类号: O358

Floquet Instability of a Large Density Ratio Liquid-Gas Coaxial Jet With Periodic Fluctuation

  • 摘要: 基于周期脉动速度激励下气液同轴射流的数学模型,运用线性稳定性理论,采用Chebyshev配点法和Floquet理论,将含周期脉动分层流的Floquet稳定性分析扩展到大密度比的情况.研究了液铝-氮气射流的参数共振特性,分析了不同的物理参数对系统稳定性的影响,计算了实验工况并和实验结果进行了比较.
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出版历程
  • 收稿日期:  2008-07-07
  • 修回日期:  2008-07-11
  • 刊出日期:  2008-08-15

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