基于有限单元法的塔式起重机模态分析  

The Modal Analysis of Tower Crane Based on Finite Element

作　　者：易春林[1] 胡艳艳 

机构地区：[1]漯河职业技术学院,河南漯河462002 [2]漯河市房管局,河南漯河462000

出　　处：《河南科学》2006年第6期825-827,共3页Henan Science

摘　　要：采用有限元分析软件ANSYS9.0建立了塔式起重机的有限元模型,对其结构进行了模态分析和研究,并给出了其前4阶的固有频率和振型,对于提高塔式起重机工作的安全性提供了理论的指导,该分析方法和结论可应用于该设备的减振设计.Using the finite element analysis software ANSYS9.0 established tower cranes finite element model for the structure of its national position analysis and research in this article, and given its four bands of natural frequencies and vibration model correspondingly of tower cranes for the security of the work provided theoretical guidance, the analysis and conclusions can be applied to the equipment vibration depression design.

关 键 词：塔式起重机 有限元法 模态分析 

分 类 号：TH123.4[机械工程—机械设计及理论]