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配原竹筋混凝土空心砌块墙抗震试验研究
张兴仙,李煜
摘 要

(云南开放大学, 昆明 650000)

[摘要]云南许多少数民族地区农民自建房多为两层及以下采用配原竹代替钢筋的砌体结构,为验证其抗震性能,通过对配竹筋的混凝土砌块墙进行低周往复荷载试验研究,得到其滞回性能、延性、耗能能力和刚度退化等指标。得到墙体采用简易抗震构造措施后,其滞回曲线呈梭形,同时其最大水平抗剪承载力也大大提高,其延性系数较小,出现超筋破坏,但整体来说抗震性能得到提高,说明其是一种有效的简易抗震措施,对农村自建房的抗震有重要意义。

[关键词]配原竹砌体墙; 简易抗震措施; 低周往复荷载试验;

中图分类号: TU365 文献标识码: A文章编号:  1002-848X(2016)S2-0296-04

 

Experimental study on the seismic behavior of hollow concrete

 block wall bamboo reinforcement

Zhang Xingxian, Li Yu

(Yunnan Open University, Kunming 650000, China)

Abstract: Many ethnic minority areas in Yunnan province since the buildings are under the layer and using two more match the original bamboo instead of reinforced masonry structure, to verify its seismic performance, match bamboo reinforced concrete block wall low cycle loading tests were carried out to study the hysteretic performance, ductility, energy dissipation and stiffness degradation index were got. By using a simple wall seismic structural measures, the hysteretic curve of spindle shaped and the maximum horizontal shear can greatly improve the bearing capacity, the ductility coefficient is small, appear muscle failure, but overall seismic performance is improved. The result shows that it is an effective simple and easy seismic measure, which is of great significance to the seismic design of the building in the countryside.

Keywords: original bamboo wall; simple aseismic measures; low cyclic reversed load test

 

作者简介: 张兴仙,一级建造师,Email:630673509@qq.com。

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