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  • 标题:A computational fluid dynamics investigation of the segmented integral squeeze film damper
  • 本地全文:下载
  • 作者:Petr Ferfecki ; Jaroslav Zapoměl ; Marek Gebauer
  • 期刊名称:MATEC Web of Conferences
  • 电子版ISSN:2261-236X
  • 出版年度:2019
  • 卷号:254
  • DOI:10.1051/matecconf/201925408005
  • 语种:English
  • 出版社:EDP Sciences
  • 摘要:Rotor vibration attenuation is achieved with damping devices which work on different, often mutually coupled, physical principles. Squeeze film dampers are damping devices that have been widely used in rotordynamic applications. A new concept of a 5-segmented integral squeeze film damper, in which a flexure pivot tilting pad journal bearing is integrated, was investigated. The damper is studied for the eccentric position between the outer and inner ring of the squeeze film land. The ANSYS CFX software was used for solving the pressure and velocity distribution. The development of the complex three-dimensional computational fluid dynamics model of the squeeze film damper, learning more about the effect of the forces in the damper, and the knowledge about the behaviour of the flow are the principal contributions of this article.
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