轴心压杆稳定性验算在起重机设计规范中的变化  

On the stability check calculation of the axle center compressing bar according to the two crane design specifications

作　　者：郭建生[1] 熊彪 

机构地区：[1]武汉理工大学物流工程学院,武汉430063 [2]中交武汉工程设计研究院有限公司,武汉430071

出　　处：《起重运输机械》2010年第12期55-57,共3页Hoisting and Conveying Machinery

摘　　要：通过比较新旧2种设计规范在轴心压杆稳定性计算上的变化,结合稳定性研究的最新成果,充分肯定了这种变化的合理性和科学性。在直观分析稳定系数曲线趋势图的基础上,指出这种变化在实际运用中可能导致的差异,提出了新规范在实际运用中应注意的问题,有助于工程技术人员正确运用新规范和更好地把握其实质。Through comparing the changes of the stability calculation of the axle center compressing bar according to the new and previous design specifications,the paper combines the updated achievements of stability study,and then completely confirms the rationality and scientificalness of the changes.On the basis of directly analyzing curve tendency chart of the stabilizing factor,the paper indicates the difference possibly resulted in applying the new specification practically,and raises the problems which shall be paid attention to when practically using the new specification,thus to contribute to the proper utilization of the new specification and better grasp the substance by the engineering personnel.

关 键 词：轴心压杆 稳定性 验算 变化 

分 类 号：TH21[机械工程—机械制造及自动化]