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叶盘耦合共振条件中激励阶次的确定

乞征 王建军

乞征, 王建军. 叶盘耦合共振条件中激励阶次的确定[J]. 北京航空航天大学学报, 2014, 40(7): 984-987. doi: 10.13700/j.bh.1001-5965.2013.0455
引用本文: 乞征, 王建军. 叶盘耦合共振条件中激励阶次的确定[J]. 北京航空航天大学学报, 2014, 40(7): 984-987. doi: 10.13700/j.bh.1001-5965.2013.0455
Qi Zheng, Wang Jianjun. Excitation order verification of bladed-disk coupled resonance condition[J]. Journal of Beijing University of Aeronautics and Astronautics, 2014, 40(7): 984-987. doi: 10.13700/j.bh.1001-5965.2013.0455(in Chinese)
Citation: Qi Zheng, Wang Jianjun. Excitation order verification of bladed-disk coupled resonance condition[J]. Journal of Beijing University of Aeronautics and Astronautics, 2014, 40(7): 984-987. doi: 10.13700/j.bh.1001-5965.2013.0455(in Chinese)

叶盘耦合共振条件中激励阶次的确定

doi: 10.13700/j.bh.1001-5965.2013.0455
详细信息
    作者简介:

    乞征(1990-),男,陕西富平人,硕士生,qizhengqizheng@gmail.com.

  • 中图分类号: V231.92

Excitation order verification of bladed-disk coupled resonance condition

  • 摘要: 为了确定叶盘耦合共振条件中激励阶次的影响因素,首先建立了转静件干涉条件下叶盘结构所受激励阶次的简化图像描述,根据其与采样问题中混叠现象图形描述的相似性,对激励阶次的确定公式进行了新的理论推导,然后利用简单的叶盘结构实验件对确定公式进行了数值与实验验证.数值计算与实验研究均表明,转静件干涉条件下转子叶盘所受激励阶次等于静叶数和它最靠近的动叶数整数倍的差的绝对值,静叶数多于转子叶片数的一半时,也会发生叶盘耦合共振现象.

     

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出版历程
  • 收稿日期:  2013-07-31
  • 网络出版日期:  2014-07-20

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