100t造船塔式起重机模态分析  

Modal analysis of the 100t shipbuilding tower crane

作　　者：何成忠[1] 刘汉东[1] 王新华 

机构地区：[1]中交第四航务工程勘察设计院有限公司,广州510230 [2]广州市特种机电设备检测研究院,广州510180

出　　处：《起重运输机械》2012年第7期43-45,共3页Hoisting and Conveying Machinery

摘　　要：运用Ansys软件对100 t造船塔式起重机进行模态分析,分析比较其设计时和使用28 a后的结构模型的振动频率和模态振型,以及其结构变形的原因,为该类起重机的安全使用、设计以及改造提供了理论依据。The Ansys software is adopted for modal analysis of the 100 t shipbuilding tower crane, to analyze and compare vibration frequencies and modal shapes of the structural model at design time and after 28-year use, as well as the reasons for its structural deformation, providing theory basis for safe use, design and improvement of this kind of cranes.

关 键 词：塔式起重机 模态分析 结构 

分 类 号：TH213.3[机械工程—机械制造及自动化]