| GFRP管钢骨混凝土组合柱偏压承载力计算 |
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| 引用本文： | 秦国鹏,王连广,刘美思. GFRP管钢骨混凝土组合柱偏压承载力计算[J]. 东北大学学报(自然科学版), 2010, 31(8): 1200-1203. DOI: - |
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| 作者姓名： | 秦国鹏 王连广 刘美思 |
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| 作者单位： | 东北大学,资源与土木工程学院,辽宁,沈阳,110004;沈阳建筑大学,土木工程学院,辽宁,沈阳,110168 |
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| 基金项目： | 教育部高等学校博士学科点专项科研基金资助项目,辽宁省自然科学基金资助项目 |
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| 摘 要： | 为研究GFRP管钢骨混凝土组合柱的偏压性能,对5根GFRP管钢骨混凝土构件进行了偏压试验.采用纤维模型法编制了非线性分析程序,分别以混凝土强度、长细比、偏心距、配骨率等为主要参数,计算并得到相应的荷载与挠度关系曲线.计算分析表明:组合柱的承载力随着混凝土强度、配骨率的增加而增大,随着长细比、偏心率的增加而降低.基于对计算结果和试验结果的分析,给出了GFRP管钢骨混凝土组合柱的偏压承载力计算公式,并通过试验进行验证,结果表明,理论计算与试验结果吻合良好.
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| 关 键 词： | GFRP管 钢骨混凝土 组合柱 偏压承载力 非线性分析 |
Calculation of Bearing Capacity of Eccentrically Loaded GFRP Tube Columns Filled with Steel Reinforced Concrete |
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| QIN Guo-peng,WANG Lian-guang,LIU Mei-si. Calculation of Bearing Capacity of Eccentrically Loaded GFRP Tube Columns Filled with Steel Reinforced Concrete[J]. Journal of Northeastern University(Natural Science), 2010, 31(8): 1200-1203. DOI: - |
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| Authors: | QIN Guo-peng WANG Lian-guang LIU Mei-si |
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| Affiliation: | QIN Guo-peng1,WANG Lian-guang1,LIU Mei-si2(1.School of Resources & Civil Engineering,Northeastern University,Shenyang 110004,China,2.School of Civil Engineering,Shenyang Jianzhu University,Shenyang 110168,China.) |
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| Abstract: | GFRP tube filled with steel reinforced concrete column consists of an outer tube made from glass fiber reinforced polymer(GFRP),steel reinforcement and inside core concrete.Tests were conducted with five specimens to study their bearing capacity under eccentrical load via a nonlinear analysis program based on the fiber model.The effects of strength of concrete,slenderness ratio,eccentricity and percentage of reinforcement on the mechanical properties of the eccentrically loaded columns were analyzed,with th... |
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| Keywords: | GFRP tube steel reinforced concrete composite column bearing capacity under eccentrical load nonlinear analysis |
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