离心压缩机组轴系扭振分析技术与应用  

Technique of Torsional Vibration Analysis for Centrifugal Compressor Trains and Applications

作　　者：肖忠会[1] 王学军[1] 胡永[1] 于小丹[1] 孟继纲[1] 侯秀丽[1] 

机构地区：[1]沈阳鼓风机集团股份有限公司,辽宁沈阳110869

出　　处：《风机技术》2013年第3期30-37,共8页Chinese Journal of Turbomachinery

基　　金：国家重点基础研究发展计划(937计划);高端压缩机组高效可靠及智能化基础研究(2012CB026000)

摘　　要：主要研究离心压缩机组轴系扭转振动分析与应用,包括稳态和瞬态扭振分析以及工程案例。轴系稳态扭振分析涵盖扭转特征值问题、Campbell图、基于模态叠加法的扭转共振分析方法及扭应力计算校核方法等内容。瞬态扭振分析包括电动机驱动机组的瞬态扭转激励、瞬态响应分析方法及结果校核方法等内容。本文还着重介绍了变频电机驱动机组的整数阶线性谐波与非线性间谐波激励,以及相关的扭振分析技术。This paper has mainly studied the analysis and application of torsional vibration for centrifugal compressor trains,including static and transient torsional analysis and engineering case.The static torsional analysis comprises torsional eigenvalue problem,Campbell diagram,torsional resonance analysis method based on modal superposition method,and calculation and evaluation method for torsional stress,etc.The transient torsional analysis includes transient torsional excitations of electric motor driven units,analysis and evaluation for transient response.Emphasis is put on the linear integer harmonic and nonlinear interharmonic excitations of VFD driven units,as well as the subsequent analytical approaches.

关 键 词：离心压缩机 轴系 扭转振动 间谐波激励 变频驱动机组 

分 类 号：TH452[机械工程—机械制造及自动化]