This paper concentrates on the application research of consistency evaluation technique for the structural test and analysis used in composite material of helicopter.
本文主要进行了一致性评判技术在直升机复合材料结构试验与分析中的应用研究。
To improve the dynamic characteristics of a helicopter transmission shaft, bending vibration of a composite transmission shaft was investigated under a non-inertial system.
为改善直升机传动轴的动力学特性，研究了非惯性系下复合材料传动轴的弯曲振动问题。
Due to damage of composite difference from that of metal, so finding out destroy criterion of composite is important in determining life of helicopter.
由于复合材料的损伤模式与金属材料有很大的区别，因此，了解复合材料破坏判据对复合材料零部件的定寿具有决定性的作用。
By the end of 1979, We had produced the full scale forming die of the composite rotor blades of Y-2 type helicopter. The results of the NC machining show that this method is successful.
1979年末，我们加工了全尺寸y—2直升机复合材料桨叶成形凹模，从数控加工的结果看这种方法是成功的。
Dynamic characteristics of composite rotor blades of Y-2 type helicopter are studied.
采用子空间迭代法求它的特征解。Y—2直升机的玻璃钢桨叶进行动力特性分析。
Dynamic characteristics of composite rotor blades of Y-2 type helicopter are studied.
采用子空间迭代法求它的特征解。Y—2直升机的玻璃钢桨叶进行动力特性分析。
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