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GFRP加固带壁柱砖墙平面外抗剪承载力研究
Research on out-of-plane shear capacity of brick masonry walls with pilaster reinforced by GFRP
【摘要】 对玻璃纤维复合材料(Glass Fiber Reinforced Polymer,简称GFRP)加固带壁柱砖墙的平面外受荷性能进行了试验研究。由试验结果知,当GFRP复合材料的加固量较大时,加固试件平面外的抗弯能力得到明显的提高,而抗剪能力提高有限,即试件的平面外极限承载力由其平面外抗剪极限承载力控制,导致加固试件发生剪切破坏,提出了抗剪极限承载力计算公式,可作为今后类似试验研究、试件最终破坏形态的判断依据。
【Abstract】 This paper does experimental research on out-of-plane capacity of brick masonry walls with pilaster reinforced by GFRP.From the result of experiment to know,when the reinforcing quantity of GFRP is bigger,the out-of-plane flexural capacity of the reinforcing specimens can be obviously raised,but the shear capacity can not be availably raised.Namely,the out-of-plane capacity of the specimens is subject to their out-of-plane shear capacity.And it causes the reinforcing specimens to appear shear failure.This paper puts forward the formulas of the utmost shear capacity.And the formulas can be the judgment of the specimens’ failure process in the future similar experimental research.
【Key words】 GFRP; reinforcing; brick walls; out-of-plane; shear capacity;
- 【文献出处】 四川建筑科学研究 ,Sichuan Building Science , 编辑部邮箱 ,2009年02期
- 【分类号】TU362
- 【被引频次】6
- 【下载频次】67