Some improvements in previous computation models of blade stall flutter in axial-flow compressors have been made on both aerodynamics and structural dynamics so as to make the models more practical.
本文对于现有的叶片失速颤振计算模型进行了一些改进,以期使其更接近于真实物理图画。
Based on data analysis in both time and frequency domain, characteristics of blade vibration response at rotating stall and surge condition are introduced.
在对时域和频域数据分析的基础上,论述了旋转失速和喘振状态下叶片振动响应的特征。
The methods of measurment which have been used in experiment is also presented and the stall flutter phenomena of blade are analyzed.
介绍了测试方法,并着重对叶片失速颤振现象进行了分析。
This paper also presents the experimental results of effects of the blade tip clearance and the airfoil shape on the stall flutter boundary.
此外还给出了两种叶尖间隙和两种叶型对失速颤振影响的实验结果。
This paper also presents the experimental results of effects of the blade tip clearance and the airfoil shape on the stall flutter boundary.
此外还给出了两种叶尖间隙和两种叶型对失速颤振影响的实验结果。
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