翼缘加劲与未加劲C形轴压构件畸变屈曲临界应力计算简式
作为计算轴压构件畸变屈曲临界应力的有效方法,Lau和Hancock的计算式已被我国《低层冷弯薄壁型钢房屋建筑技术规程》(JGJ 227—2011)采纳。然而,Lau和Hancock的计算式无法计算固支轴压构件畸变屈曲临界应力,且采用该计算式的参数多、计算过程烦琐。以畸变屈曲临界应力σ<sub>cr, D</sub>计算简式中的畸变屈曲系数k<sub>D</sub>为研究对象,采用有限条软件CUFSM对影响翼缘中间V形加劲C形截面k<sub>D</sub>的关键因素进行了分析,给出了该截面简支、固支轴压构件系数k<su...
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Main Authors: | 杨钰, 刘占科 |
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Format: | Article |
Language: | zho |
Published: |
Editorial Department of Progress in Steel Building Structures, Tongji University
2021-01-01
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Series: | Jianzhu Gangjiegou Jinzhan |
Subjects: | |
Online Access: | http://steelpro.tongji.edu.cn/thesisDetails#10.13969/j.cnki.cn31-1893.2021.06.009 |
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