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受轴承和密封激振的离心式压缩机转子振动响应

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Indexed by:会议论文

Date of Publication:2008-10-31

Volume:Vol.6

Page Number:113-118

Key Words:离心式压缩机;轴承激振;密封激振;转子振动响应;非线性气流激振

Abstract:本文研究了压缩机转子一轴承一密封系统的非线性气流激振。在CFD计算的基础上确定了Muszynska密封力模型中的经验参数,建立了多齿Muszynska密封力和非线性油膜力共同作用下的转子一轴承一密封系统的非线性动力学模型,通过数值计算研究了不同工况下系统响应的分岔行为。

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