Oil whirl, oil whip and whirl/whip synchronization occurring in rotor systems with full-floating ring bearings

被引:0
|
作者
Bernhard Schweizer
机构
[1] University of Kassel,Department of Mechanical Engineering, Multibody Systems
来源
Nonlinear Dynamics | 2009年 / 57卷
关键词
Oil whirl; Oil whip; Full-floating ring bearing; Self-excited vibrations; Symmetry breaking; Synchronization; Total Instability;
D O I
暂无
中图分类号
学科分类号
摘要
High-speed rotors are often supported in floating ring bearings because of their good damping behavior. In contrast to conventional hydrodynamic bearings with a single oil film, full-floating ring bearings consist of two oil films: An inner and an outer oil film. As single oil-film bearings, full-floating ring bearings also show the typical fluid-film-induced instabilities (self-excited vibrations). Both inner and outer oil films can become unstable and exhibit oil whirl/whip instabilities.
引用
收藏
页码:509 / 532
页数:23
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