双重非对称转子支承系统建模分析方法研究

针对双重非对称转子支承系统的参数振动特性,较为详细地介绍了多年来国外双重非对称转子支承系统建模分析方法的进展情况。介绍了双重非对称转子支承系统的抽象概念、数学模型以及分析的问题;分别评述了国内外学者分析双重非对称转子支承系统时所采用的建模分析方法,指出解析法、传递矩阵法、1D有限元法和3D有限元法等建模分析方法的特点和存在的问题;对双重非对称转子支承系统建模分析方法的现状进行了总结并对其未来的发展方向进行了展望。

Modeling and Analysis Methods of Anisotropic Asymmetric Rotor Bearing System

Aiming at the parametric vibration characteristics of the anisotropic asymmetric rotor bearing system, the modeling and analysis methods of the anisotropic asymmetric rotor bearing system in the world were introduced. The concept, mathematics model and analysis objects of the anisotropic asymmetric rotor bearing system were illustrated. The different types of modeling methods proposed by national and aboard scholars in the analysis process of anisotropic asymmetric rotor bearing system were introduced, and the advantage and back drawings of analytical method, transfer matrix method, 1D finite element method and 3D finite element method were pointed out. The current progress situation of the modeling and analysis method of the anisotropic asymmetric system were summarized, and the prospect of the modeling methods of such rotor bearing system was discussed.