转子系统DEM动力学模型的等效刚度和等效力

闫  民; 刘西瑞; 郭世怀

doi:10.6052/1000-0992-2003-458

闫民, 刘西瑞, 郭世怀. 转子系统DEM动力学模型的等效刚度和等效力[J]. 力学与实践, 2004, 26(6). DOI: 10.6052/1000-0992-2003-458

引用本文:

闫民, 刘西瑞, 郭世怀. 转子系统DEM动力学模型的等效刚度和等效力[J]. 力学与实践, 2004, 26(6). DOI: 10.6052/1000-0992-2003-458

EFFECTIVE STIFFNESS AND EFFECTIVE FORCE ON DEM DYNAMICAL MODEL OF MULTI-SPAN ROTATOR SYSTEM[J]. MECHANICS IN ENGINEERING, 2004, 26(6). DOI: 10.6052/1000-0992-2003-458

Citation:

EFFECTIVE STIFFNESS AND EFFECTIVE FORCE ON DEM DYNAMICAL MODEL OF MULTI-SPAN ROTATOR SYSTEM[J]. MECHANICS IN ENGINEERING, 2004, 26(6). DOI: 10.6052/1000-0992-2003-458

转子系统DEM动力学模型的等效刚度和等效力

EFFECTIVE STIFFNESS AND EFFECTIVE FORCE ON DEM DYNAMICAL MODEL OF MULTI-SPAN ROTATOR SYSTEM

摘要

摘要: 作为将散体单元法DEM(discrete elementmethod)用于多跨转子系统非线性动力学计算的两个基本问题，介绍了DEM用于转子系统数值分析时，等效刚度和等效力的计算过程并给出了相应的计算公式，同时进行了相应的讨论.

Abstract: The fundamental problems in applying DEM forinvestigation of nonlinear dynamical behavior of multispan rotatorsystem are discussed, including the determination and calculation ofeffective stiffness and effective force.

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