工字形组合钢梁截面优化设计  

Cross-section optimizing design of I-shaped composite steel beam

作　　者：李航[1] 马栋[1] 孟凡俭[1] 

机构地区：[1]山东科技大学土木工程与建筑学院,山东青岛266590

出　　处：《山西建筑》2015年第25期43-44,共2页Shanxi Architecture

摘　　要：通过查阅相关资料,对变截面优化设计的方法进行了简单介绍,推导出了双轴对称工字形组合钢梁截面在集中荷载作用下优化设计的相关公式以及梁的变截面位置,便于工程设计应用,为变截面设计提供了理论依据。Through looking up relevant data, the article briefly introduces various cross-section optimizing design methods, induces relevant for- mula and location of double-axial I-shaped composite steel beam section under concentrated load, with a view to be some convenient for engineer- ing design application. As a result, it has provided theoretical basis for various cross-section design.

关 键 词：组合钢梁 变截面 截面优化设计 

分 类 号：TU318[建筑科学—结构工程]