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再生混凝土框架-剪力墙结构抗震研究与应用
  • ISSN号:1000-4750
  • 期刊名称:《工程力学》
  • 时间:0
  • 分类:TU398.2[建筑科学—结构工程]
  • 作者机构:[1]北京工业大学建筑工程学院,北京100124, [2]北京建筑工程学院土木与交通工程学院,北京100044
  • 相关基金:国家十一五科技支撑计划课题项目(2008BAJ08B14); 北京市科技计划重点项目(D07050601670701); 北京市自然科学基金项目(8102010)
中文摘要:

笔者对再生混凝土建筑结构的抗震性能进行了较为系统的研究,该文完成了2个框架-剪力墙结构模型低周反复荷载下抗震性能试验研究,模型均按1/2.5缩尺,其中模型1为全再生混凝土结构,模型2为底部普通混凝土、上部全再生混凝土结构。对比分析了2个试验结构的破坏特征、滞回性能、延性、刚度及耗能能力。进行了再生混凝土框架-剪力墙结构的弹塑性有限元分析,分析结果与试验结果符合较好。试验和分析结果表明:全再生混凝土结构与底部普通混凝土、上部全再生混凝土结构的承载力、刚度退化规律、弹塑性变形能力、耗能能力、屈服机制、破坏特征均接近;经合理设计,再生混凝土在8度及以下地震区的多层结构和高层结构上部受力较小的楼层应用可满足要求。

英文摘要:

A series of research on aseismic behavior of the recycled concrete structure was carried out by the authors.In this paper,a low-cycle loading experiment for two 1/2.5 scale frame-shear-wall structures was carried out,one of the specimens was made out of recycled concrete,the first floor of the other was made out of natural concrete and the second floor was made out of recycled concrete.The failure feature,hysteretic property,ductility,stiffness and energy dissipation of the two specimens were analyzed.On the basis of experiments,an elastoplastic finite element analysis was carried out;the simulation results were in good agreement with those of being measured.Test and analysis results show that,the recycled concrete frame-shear-wall structure has the similar load-carrying capacity,stiffness attenuation,elastoplastic displacement capacity,energy dissipation capacity,yield mechanism and failure feature with that of a frame-shear-wall structure of which the first floor being made out of natural concrete and the second floor being made out of recycled concrete.Through rational designing,the multilayer building or the upside of high-rise building being made out of recycled concrete could meet the aseismic design requirements in the region of which the aseismic fortification intensity is 8.

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期刊信息
  • 《工程力学》
  • 中国科技核心期刊
  • 主管单位:中国科学技术协会
  • 主办单位:中国力学学会
  • 主编:袁驷
  • 地址:北京清华大学新水利馆114号
  • 邮编:100084
  • 邮箱:gclxbjb@tsinghuae.du.cn
  • 电话:010-62788648
  • 国际标准刊号:ISSN:1000-4750
  • 国内统一刊号:ISSN:11-2595/O3
  • 邮发代号:82-862
  • 获奖情况:
  • 1999年获在物理、力学类刊物中影响因子位居第二(0...
  • 国内外数据库收录:
  • 荷兰文摘与引文数据库,美国工程索引,美国剑桥科学文摘,日本日本科学技术振兴机构数据库,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),中国北大核心期刊(2000版)
  • 被引量:32789