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钢结构受弯构件塑性开展后的变形计算
引用本文:梁远森,丁凌凌,崔国游,刘兵. 钢结构受弯构件塑性开展后的变形计算[J]. 河南科学, 2002, 20(3): 279-282
作者姓名:梁远森  丁凌凌  崔国游  刘兵
作者单位:1. 同济大学建筑工程系,上海,200092
2. 河南城建高等专科学校建工系,河南,平顶山,467001
3. 郑州大学综合设计院,河南,郑州,450002
4. 南方航空公司河南公司,河南,郑州,451162
基金项目:郑州市科研攻关项目资助 (990 12 5 3)
摘    要:为经济计 ,钢结构受弯构件的设计一般都要考虑其截面的塑性开展。为避免构件截面塑性开展后由于变形过大而引发的刚度问题及承载问题 ,必须对构件的变形进行精确计算 ,以便对其进行控制。文中利用连续二次积分法和虚功法很好地解决了这一问题。

关 键 词:受弯构件  塑性开展  变形计算  连续二次积分法  虚功法
文章编号:1004-3918(2002)03-0279-04
修稿时间:2002-01-10

Computation on the deflection of the flexural member with plastic deformation in steel structure
LIANG Yuan-sen+,DING Ling-ling+,CUI Guo-you+,LIU Bing+. Computation on the deflection of the flexural member with plastic deformation in steel structure[J]. Henan Science, 2002, 20(3): 279-282
Authors:LIANG Yuan-sen+  DING Ling-ling+  CUI Guo-you+  LIU Bing+
Affiliation:LIANG Yuan-sen+1,DING Ling-ling+2,CUI Guo-you+3,LIU Bing+4
Abstract:For the sake of economy, designs for flexural members in steel structure are requested to consider the plasticity developing of the members' sections. To avoid the problems of stiffness and load-bearing caused by over-deformation, the deflection of the flexural member must be accurately calculated, so it can be under control. And both the continuous double integral method and the virtual work method used in this paper can solve this problem well.
Keywords:flexural member  plasticity developing  computation of deformation  continuous double integral method  virtual work method
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