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碳纤维布加固钢筋混凝土梁正截面受弯承载能力试验研究与计算分析
引用本文:由世岐,刘斌,张书禹. 碳纤维布加固钢筋混凝土梁正截面受弯承载能力试验研究与计算分析[J]. 建筑科学, 2005, 21(4): 1-5
作者姓名:由世岐  刘斌  张书禹
作者单位:东北大学,沈阳,110004;辽宁省建设科学研究院,沈阳,110005;东北大学,沈阳,110004;辽宁省建设科学研究院,沈阳,110005
摘    要:对钢筋混凝土梁进行了粘贴碳纤维布加固的正截面受弯承载能力试验分析研究。试验结果表明,碳纤维布可明显提高梁的正截面受弯承载截力。同时对试验结果进行了分析,提出了碳纤维布加固钢筋混凝土梁正截面受弯承载力影响因素及新的计算方法,便于实际工程使用。

关 键 词:碳纤维布  钢筋混凝土  梁正截面  结构加固  受弯承载力
文章编号:1002-8528(2005)04-0001-05
收稿时间:2004-07-15
修稿时间:2004-09-15

Experimental and Numerical Studies on Flexural Bearing Capacity of Reinforced Concrete Beams Strengthened with Carbon Fiber-Reinforced Polymer Laminates
YOU Shi-qi,LIU Bin,ZHANG Shu-yu. Experimental and Numerical Studies on Flexural Bearing Capacity of Reinforced Concrete Beams Strengthened with Carbon Fiber-Reinforced Polymer Laminates[J]. Building Science, 2005, 21(4): 1-5
Authors:YOU Shi-qi  LIU Bin  ZHANG Shu-yu
Abstract:A series of reinaforced concrete beams strengthened ha flexure with carbon fiber-reinforced polymer laminates were tested and studied. The test results showed that the carbon fiber sheets reinforcement could highly inacrease the flexural bearing capacity of the concrete beams. Based on the testinag results, the load-deformation process, flexural failure characteristics and the effect of various parameters on their behavior are all discussed. Furthermore, a new calculatting method for the ultimate flexural bearnig capacity of reinforced concrete beams strengthened with CFRP is put forward for referential use ha the practical enghaeering.
Keywords:carbon fiber sheet   reinforced concrete   normal-section of beam   strengthening of structure   flexural bearing capacity
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