| 变电构架有凹陷损伤的圆钢管轴压杆件受力特点研究 |
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| 引用本文： | 张凯,刘永锋,张猛,张哲. 变电构架有凹陷损伤的圆钢管轴压杆件受力特点研究[J]. 河南科学, 2006, 24(2): 241-245 |
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| 作者姓名： | 张凯 刘永锋 张猛 张哲 |
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| 作者单位： | 同济大学,建筑工程系,上海,200092;许昌职业技术学院,河南,许昌,461000;同济大学,建筑工程系,上海,200092;郑州大学,土木工程学院,郑州,450002;郑州大学,土木工程学院,郑州,450002 |
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| 摘 要： | 以受损伤的圆钢管杆件为研究对象,采用数值积分方法研究其在一般受损条件下的轴压极限承载力的变化情况.讨论了不同损伤情况对杆件稳定承载力的影响.总结了这类杆件承载能力特点.为变电构架的可靠性提供理论依据,所得结论可供设计人员参考.
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| 关 键 词： | 数值积分方法 凹陷损伤 圆钢管轴压杆件 极限承载力 灵敏性 |
| 文章编号： | 1004-3918(2006)02-0241-05 |
| 收稿时间： | 2005-11-04 |
| 修稿时间： | 2005-11-04 |
Analysis of Dent-damaged Tubular Members' Behavior |
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| ZHANG Kai,LIU Yong-feng,ZHANG Meng,ZHANG Zhe. Analysis of Dent-damaged Tubular Members' Behavior[J]. Henan Science, 2006, 24(2): 241-245 |
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| Authors: | ZHANG Kai LIU Yong-feng ZHANG Meng ZHANG Zhe |
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| Affiliation: | 1. Department of Building Engineering, Tongji University, Shanghai 200092, China; 2. Xuehang Vocational and Technical College, Xuehang 461000, China; 3. College of Civil Engineering, Zhengzhou University, Zhengzhou 450002, China |
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| Abstract: | This paper studies round steel tubular members on the changing of their ultimate load-carrying capacity under general damaged conditions through numerical integral method.Influence of different damage conditions on the members' stability ultimate load-carrying capacity is discussed.The conclusions is helpful to the designers. |
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| Keywords: | numerical integral method dent-damage round steel tubular member ultimate load-carrying capacity sensitivity |
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