阻尼叶片振动特性及优化研究

Study on the Vibration Characteristics and Optimal Design of Damped Blades

建立了阻尼叶片振动特性数学模型,通过算例及实验验证了该模型用于计算阻尼叶片振动特性的可用性,对影响减振特性的参数μ、N0、α进行数值分析,数值计算表明,优化参数μ、N0、α,当满足一定的关系,能达到最佳的减振效果。

A mathematical model of damped blades vibration characteristics was established. Usability of the model was validated by an illustration and an experiment. The influence of damping characteristics parameters μ、N0、α were analyzed,the result of the numerical simulation shows that it has an optimal damping purpose when parameters μ、N0、α content a certain relation.