|本期目录/Table of Contents|

[1]马肖彤,包超,马艳,等.框架剪力墙结构抗震动力性能与抗侧向倒塌能力研究[J].中国安全生产科学技术,2019,15(11):113-117.[doi:10.11731/j.issn.1673-193x.2019.11.018]
 MA Xiaotong,BAO Chao,MA Yan,et al.Research on seismic dynamic performance and lateral collapse resistant capacity of frame shear wall structure[J].JOURNAL OF SAFETY SCIENCE AND TECHNOLOGY,2019,15(11):113-117.[doi:10.11731/j.issn.1673-193x.2019.11.018]
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框架剪力墙结构抗震动力性能与抗侧向倒塌能力研究
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《中国安全生产科学技术》[ISSN:1673-193X/CN:11-5335/TB]

卷:
15
期数:
2019年11期
页码:
113-117
栏目:
职业安全卫生管理与技术
出版日期:
2019-11-30

文章信息/Info

Title:
Research on seismic dynamic performance and lateral collapse resistant capacity of frame shear wall structure
文章编号:
1673-193X(2019)-11-0113-05
作者:
马肖彤包超马艳张立新陆华
(1.北方民族大学 土木工程学院,宁夏 银川 750021;
2.宁夏大学 土木与水利工程学院,宁夏 银川 750021)
Author(s):
MA Xiaotong BAO Chao MA Yan ZHANG Lixin LU Hua
(1.School of Civil Engineering,North Minzu University,Yinchuan Ningxia 750021,China;
2.College of Civil and Hydraulic Engineering,Ningxia University,Yinchuan Ningxia 750021,China)
关键词:
框架剪力墙动力性能抗倒塌能力
Keywords:
frame shear wall dynamic performance collapse resistant capacity
分类号:
X936;TU375
DOI:
10.11731/j.issn.1673-193x.2019.11.018
文献标志码:
A
摘要:
为了探讨框架剪力墙结构的抗震动力性能和抗倒塌能力,针对一典型的20层钢筋混凝土框架剪力墙结构展开研究。首先,利用静力弹塑性方法对结构进行推覆分析,得到多遇、设防、罕遇地震下的性能点处相关参数;然后,选定合适的地震动记录和损伤指标,利用增量动力分析方法研究结构的地震反应和抗倒塌能力。结果表明:在小震和大震作用下,结构的层间位移角均满足规范限值要求,Collapse塑性铰主要出现在结构底层,可以实现大震不倒;随着楼层的增加,结构的层间剪力逐渐减小,有个别地震动记录在15层左右剪力会突然增大;结构50%倒塌概率对应的地震加速度为2.41 g,说明该结构的抗倒塌能力较强。
Abstract:
In order to investigate the seismic dynamic performance and collapse resistant capacity of the frame shear wall structure,the research was conducted aiming at a typical 20story reinforced concrete frame shear wall structure.Firstly,the static elastoplastic method was used to carry out the pushover analysis of the structure,and the relevant parameters at the performance point under frequent,fortification and rare earthquake were obtained.Then,the appropriate ground motion record and damage indicators were selected,and the incremental dynamic analysis method was used to study the seismic response and collapse resistant capacity of the structure.The results showed that under the action of small earthquake and large earthquake,both the interlayer displacement angles of the structure could meet the requirements of the specification limit,and the Collapse plastic hinge mainly appeared at the bottom layer of the structure,which could achieve the target of without collapse under large earthquake.The interlayer shear force of the structure gradually decreased with the increase of floor,and the shear force would suddenly increase around 15 floors in the individual seismic motion records.The seismic acceleration corresponding to the 50% collapse probability of the structure was 2.41 g,which indicated that the structure had strong collapse resistant capacity.

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期: 2019-06-14;数字出版日期: 2019-11-27
* 基金项目: 宁夏自然科学基金项目(2018AAC03121,2018AAC03113);宁夏回族自治区重点研发计划项目(2018BEG03009,2018BEB04006);青海省基础研究计划项目(2019-ZJ-7048);北方民族大学校级项目(2019XYZTM01);宁夏优秀人才支持计划项目
作者简介: 马肖彤,博士,讲师,主要研究方向为工程结构动力性能。
通信作者: 包超,博士,副教授,主要研
更新日期/Last Update: 2019-12-25