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基于谐波平衡法的尾流激励的叶片振动降阶模型方法

罗骁 张新燕 张珺 李立州 杨明磊 原梅妮

罗骁, 张新燕, 张珺, 李立州, 杨明磊, 原梅妮. 基于谐波平衡法的尾流激励的叶片振动降阶模型方法[J]. 应用数学和力学, 2018, 39(8): 892-899. doi: 10.21656/1000-0887.380294
引用本文: 罗骁, 张新燕, 张珺, 李立州, 杨明磊, 原梅妮. 基于谐波平衡法的尾流激励的叶片振动降阶模型方法[J]. 应用数学和力学, 2018, 39(8): 892-899. doi: 10.21656/1000-0887.380294
LUO Xiao, ZHANG Xinyan, ZHANG Jun, LI Lizhou, YANG Minglei, YUAN Meini. A Reduced-Order Model Method for Blade Vibration Due to Upstream Wake Based on the Harmonic Balance Method[J]. Applied Mathematics and Mechanics, 2018, 39(8): 892-899. doi: 10.21656/1000-0887.380294
Citation: LUO Xiao, ZHANG Xinyan, ZHANG Jun, LI Lizhou, YANG Minglei, YUAN Meini. A Reduced-Order Model Method for Blade Vibration Due to Upstream Wake Based on the Harmonic Balance Method[J]. Applied Mathematics and Mechanics, 2018, 39(8): 892-899. doi: 10.21656/1000-0887.380294

基于谐波平衡法的尾流激励的叶片振动降阶模型方法

doi: 10.21656/1000-0887.380294
基金项目: 国家自然科学基金(51775518)
详细信息
    作者简介:

    罗骁(1992—),男,硕士生(E-mail: 18011524681@163.com);李立州(1977—),男,副教授,博士(通讯作者. E-mail: lilizhou@163.com).

  • 中图分类号: V231.3

A Reduced-Order Model Method for Blade Vibration Due to Upstream Wake Based on the Harmonic Balance Method

Funds: The National Natural Science Foundation of China(51775518)
  • 摘要: 在航空发动机中下游叶片在上游尾流的作用下易发生受迫振动,严重影响叶片的颤振和疲劳性能.对于这种尾流作用下复杂的流固耦合情况需要一种有效的方法来分析.针对这一问题,提出了基于谐波平衡法的尾流激励的叶片振动降阶模型方法.该方法首先将上游尾流Fourier(傅立叶)分解为若干尾流谐波,并计算各尾流谐波下叶片气动力谐波的振幅,得到尾流引起的叶片气动力;再通过叶片的结构运动方程和气动力降阶模型的耦合分析尾流激励下叶片的振动.算例结果表明,该方法可以快速准确地分析尾流激励下叶片的振动特性.
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出版历程
  • 收稿日期:  2017-11-23
  • 修回日期:  2018-06-07
  • 刊出日期:  2018-08-15

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