留言板

尊敬的读者、作者、审稿人, 关于本刊的投稿、审稿、编辑和出版的任何问题, 您可以本页添加留言。我们将尽快给您答复。谢谢您的支持!

姓名
邮箱
手机号码
标题
留言内容
验证码

几何耦合对直升机桨叶液压减摆器等效线性阻尼的影响研究

胡国才 向锦武 张晓谷

胡国才, 向锦武, 张晓谷. 几何耦合对直升机桨叶液压减摆器等效线性阻尼的影响研究[J]. 应用数学和力学, 2002, 23(8): 819-826.
引用本文: 胡国才, 向锦武, 张晓谷. 几何耦合对直升机桨叶液压减摆器等效线性阻尼的影响研究[J]. 应用数学和力学, 2002, 23(8): 819-826.
HU Guo-cai, XIANG Jin-wu, ZHANG Xiao-gu. On Influence of Kinematics to Equivalent Linear Damping of Helicopter Blade Hydraulic Damper[J]. Applied Mathematics and Mechanics, 2002, 23(8): 819-826.
Citation: HU Guo-cai, XIANG Jin-wu, ZHANG Xiao-gu. On Influence of Kinematics to Equivalent Linear Damping of Helicopter Blade Hydraulic Damper[J]. Applied Mathematics and Mechanics, 2002, 23(8): 819-826.

几何耦合对直升机桨叶液压减摆器等效线性阻尼的影响研究

详细信息
    作者简介:

    胡国才(1964- ),男,浙江慈溪人,副教授,博士.

  • 中图分类号: V275.1;O322.11

On Influence of Kinematics to Equivalent Linear Damping of Helicopter Blade Hydraulic Damper

  • 摘要: 建立了直升机前飞时,计入变距/挥舞/摆振几何耦合和力-速度非线性关系的液压减摆器分析模型;用4阶龙格-库塔法在时域内计算减摆器的轴向速度;根据减摆器轴向速度的瞬态响应成分,利用基于富里叶级数的移动矩形窗方法计算了减摆器等效线性阻尼。结果表明,存在变距/挥舞/摆振几何耦合的液压减摆器,在直升机前飞时其等效线性阻尼将大幅度下降。
  • [1] Twomey C B, Wereley N M. Review of engine/airframe/drive train dynamic interface development problem[R]. ADA057932,1978,111-124.
    [2] Niebanck C, Girvan W. Sikorsky S-76 analysis, design, and development for successful dynamic characteristics[A]. In:AHS Ed. The American Helicopter Society 34th Annual Forum Proceedings[C]. American: Washington DC,1978,78-23-1-17.
    [3] Tarzanin F J, Panda B. Development and application of nonlinear elastomeric and hydraulic lag models[R]. AIAA-95-1449,1995.
    [4] Wang J M, Challenges in rotor dynamics correlation[A]. In:AHS Ed. The American Helicopter Society 54th Annual Forum Proccedings[C]. America: Washington DC,1998.
    [5] Johnson W. 直升机理论[M]. 孙如林译. 北京:航空工业出版社,1991.
    [6] Bousman W G, Winkler D J. Application of the moving-block analysis[R]. AIAA-81-0653,1981.
    [7] Tasker F A, Chopra I. Assessment of transient analysis techniques for rotor stability testing[J]. Journal of the American Helicopter Society,1990,35(1):39-50.
    [8] Smith C B, Wereley N M. Damping identification in helicopter rotor system[A]. In:AHS Ed. The American Helicopter Society 54th Annual Forum[C]. America: Washington DC,1998.
  • 加载中
计量
  • 文章访问数:  1763
  • HTML全文浏览量:  25
  • PDF下载量:  533
  • 被引次数: 0
出版历程
  • 收稿日期:  2000-09-25
  • 修回日期:  2002-03-26
  • 刊出日期:  2002-08-15

目录

    /

    返回文章
    返回