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网状FRP增强砖砌体受力性能试验研究及有限元分析

DOI: 10.13197/j.eeev.2014.03.111.Maierdans.015, PP. 111-117

Keywords: FRP,砖砌体,轴心受力,试验,有限元分析

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Abstract:

近些年来自然灾害的频频发生、新规范的实施等,使砌体结构的应用前景在我国受到一定的限制。本文根据已提出的网状FRP(FiberReinforcedPolymer,纤维增强复合材料)增强砖砌体的概念和方法,通过一组网状FRP增强砖砌体轴心抗压性能对比试验验证了这种新型砌体结构形式的有效性,较好地展示了网状FRP增强砖砌体的受力性能,进一步分析了网状FRP增强砖砌体的工作机理、破坏特征和作用效果。对本试验进行有限元数值模拟,得出应力-位移曲线,并与试验值进行比较。最后根据试验结果和有限元结果进行回归分析,得出网状FRP增强砖砌体轴心受压构件承载力计算公式。

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