全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
工业建筑  2010 

考虑恒荷载作用效应的弹性补偿有限元法

DOI: 10.13204/j.gyjz201003014, PP. 52-59

Keywords: 塑性极限分析,弹性补偿有限元法,恒荷载作用效应

Full-Text   Cite this paper   Add to My Lib

Abstract:

通过对弹性补偿有限元法的改进,提出可考虑恒荷载和活荷载同时作用的结构塑性极限分析方法。该方法利用弹性补偿有限元法采用迭代法进行极限分析的特点,在活荷载比例加载逼近极限荷载的同时,保持恒荷载作用效应不变,得到考虑恒荷载作用效应的工程结构极限承载力。典型算例的对比分析和影响因素研究表明,算法分析结果是收敛的、准确的和稳定的。

References

[1]  Zhang W,Yang L F. Study on Influence Factor of Plastic Limit Analysis Based on Elastic Compensation Finite Element Method[C]//The Tenth International Symposium on Structural Engineering for Young Experts,Changsha,China,Science Press,2008:190-195.
[2]  徐秉业,刘信声.结构塑性极限分析[M].北京:中国建筑工业出版社,1985:52-55.
[3]  郑颖人,赵尚毅,邓楚键,等.有限元极限分析法发展及其在岩土工程中的应用[J].中国工程科学,2006,8(12):39-61.
[4]  任青文.高拱坝安全性研究现状及存在问题分析[J].水利学报,2007,38(9):1023-1031.
[5]  张远高,张丕辛,陆明万.多组荷载作用下结构的极限分析[J].清华大学学报:自然科学版,1993,33(5): l-6.
[6]  Zhang YG,Zhang PX,Xue WM.Limit Analysis ConsideringInitial Constant Loadings and Proportional Loadings[J].Computational Mechanics,1994,14:229-234.
[7]  陈浩峰,刘应华,岑章志,等.多荷载结构极限分析的无搜索迭代算法[J].清华大学学报:自然科学版,1998,38(8):64-67.
[8]  Chen H F,Shu D. A Numerical Method for Lower Bound Limit Analysis of 3-D Structures with Multi-loading Systems[J].International Journal of Pressure Vessels and Piping,1999,76:105–112.
[9]  Marriott D L. Evaluation of Deformation or Load Control of StressesUnder Inelastic Conditions Using Elastic Finite Element Stress Analysis[C]//Proceedings of the ASME Pressure Vessel and Piping Conference. Pittsburgh,Pennsylvania,1988:3-9.
[10]  Adibi-Asl R,Fanous F Z,Seshadri R. Elastic Modulus Adjustment Procedures-Improved Convergence Schemes[J].International Journal of Pressure Vessels and Piping,2006,83:154-160.
[11]  Mackenzie D,Boyle J T,Hamilton R. The Elastic Compensation Method for Limit and Shakedown Analysis: a Review[J]. Journalof Strain Analysis,2000,35(3):171-187.
[12]  Claudia C,Marin A,Dargush G F. Approximate Limit Load Evaluation of Structural Frames Using Linear Elastic Analysis[J].Engineering Structures,2007,29:296-304.
[13]  CHEN Lijie,LIU Yinghua,YANG Pu,et al. Limit Analysis ofStructures Containing Flaws Based on a Modified Elastic Compensation Method[J]. European Journal of Mechanics A/Solids.2008,27(2):195-209.
[14]  杨绿峰,乔永平,余波.基于弹性补偿有限元法的拱桥极限分析[J].长沙交通学院院报,2008,24(1):5-9.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133