采用子空间迭代法计算叶片的频率。
The blade's static and dynamic frequency was calculated with sub-space method.
介绍了逐层子空间迭代法的基本原理及实现步骤。
In this paper, the theory and the technique of ISS (iteration method in subspace in successive levels) are presented.
文中给出了适合MPP大规模并行计算机的并行子空间迭代法。
A parallel sub space method suitable to MPP parallel computer is presented.
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.
针对某固体发动机喷管结构，建立计算模型，给出了用大型特征值问题求解的子空间迭代法。
Based on a nozzle structure in solid rocket motor, a calculation model is developed. The vibration and mode analysis of the model using subspace iteration method are presented in the paper.
而求解特征值问题的子空间迭代法，当矩阵的特征值的分布范围较大时，其收敛速度会受到限制。
The convergence rate of subspace iteration method used to compute eigenvalues problem is confined when the distribution range of eigenvalues is large.
求解大型结构矩阵低阶特征值和特征向量，子空间迭代法是有效方法之一，而且其应用也比较普遍。
The subspace iteration method is used in several general purpose structural analysis programs for the solution of the eigenpairs.
结合一工程实例，采用子空间迭代法求出了该网壳结构的前2 0阶自振频率和振型，分析了其振动规律；
The first 20th order natural frequencies and vibration modes of the single layer spherical dome are obtained, and its vibration law is also analyzed by using subspace iteration method.
结合一工程实例，采用子空间迭代法求出了该网壳结构的前2 0阶自振频率和振型，分析了其振动规律；
The first 20th order natural frequencies and vibration modes of the single layer spherical dome are obtained, and its vibration law is also analyzed by using subspace iteration method.
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