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Analysis on Structural Dynamic Characteristics of 450 t Gantry Crane
Author(s): 
Pages: 77-79
Year: Issue:  6
Journal: Road Machinery & Construction Mechanization

Keyword:  提梁机模态分析动力特性安全因子;
Abstract: 针对提梁机动力特性研究不够深入,对提梁机安全性能影响不够系统的问题,采用数值仿真的方法,对提梁机进行动力特性分析,把振型和频率这两个安全因子应用到提梁机的安全性分析中.结果表明:提出的安全因子能够准确、快速地分析其对结构的影响,并能较好的判断结构振动的不稳定性因素,从避免共振的角度提出了起重机部件参数的选取原则,提高了结构的安全性能.
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