失调叶片盘的动力响应研究
陈静波
摘要(Abstract)：
建立了一个计及叶片二阶自振频率的失调叶片盘模型,并根据此模型研究了叶片失调对其动力响应的影响。计算结果表明,当叶片按最接近于激振频率的那一阶自振频率调谐时,响应幅值的增加是不明显的。
关键词(KeyWords)：
叶轮机;叶片;振动
基金项目(Foundation):
作者(Author):
陈静波
参考文献(References)：
- 1 Stratford B S.Rogue Blade.Internal Report,Rolls-Royce Ltd,Derby,Eng land,1966
- 2 Whitehead D S Effecting of Mistuning on the Vibration of Turbomachine Blades Induced by Wakes.J.of Mech.Engng.Sci,1966;8(1)
- 3 Ewins D J.Vibration Modes of Mistuned Bladed Discs.ASME A,1976;98(3)
- 4 Songliero G,Srinivasan A V.Fatigues Life Estimates of Mistuned Blades Via a Stochastic Approach.AIAA,1980;18(3)
- 5 Griffin J H.Model Development and Statistical Investigation of Turbine Blade Mistuning.Departmenl of Mechanical Engineering Carnegie-Mellon University Pittsburgh.PennshIvania,1983
- 6 Ewins D J,Han Z S.Resonant Vibration Levels of a Mistuned Bladed Disc.ASME A,1984;106(2)
- 7 Griffin J H.The Interaction Between Mistuning and Friction in the Forced Response of Bladed Disc Assemblies.ASME A,11985;107(1)