李宏坤   

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Language:English

Paper Publications

Title of Paper:基于流体激振的离心式压缩机管道破坏机理研究

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Date of Publication:2013-05-10

Page Number:183-184

Key Words:离心式压缩机;破坏机理;压缩机组;空气介质;声共振;特有属性;模态频率;激励频率;不均匀度;疲劳破坏;

Abstract:大型石化压缩机组中,管道易产生气流激振作用下的疲劳破坏。从气流激振的产生与作用机理进行分析,研究管道疲劳破坏的主要来源-声共振。声模态是空气介质的特有属性,当激励频率与声模态频率一致时,会产生空气介质的共振,增大气流激振的不平稳性和压力不均匀度。采用实验室的管道声腔进行仿真分

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