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(Professor)
Name (Pinyin):
zhengshansuo
School/Department:
土木工程学院
Gender:
Male
Professional Title:
Professor
Status:
Employed
Discipline:
Structural Engineering
Engineering
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Email:
c620cf8104e7f706b78620231a598bffc875e105c954c02dfa376f84c9eeb0f211e96a02cd655927c7b5d333954f9c736a6935ec4aa1c47a510b1232f60d552ec549327ee059a37a0e73d11f1733ccc3d634b6508c2eba7ab48b244ff58586068f8437072463326ce4ca47448eeb16dc2b2920b497047cbb846f56dcc2651e00
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RC剪力墙地震损伤试验研究
Release time:
2024-08-09
Hits:
Affiliation of Author(s):
土木工程学院
Journal:
土木工程学报
Key Words:
中文关键字:钢筋混凝土剪力墙;损伤;强度衰减;刚度退化;累积滞回耗能;变形;残余变形,英文关键字:reinforced concrete shear wall; damage; strength d
Abstract:
为了研究地震作用下RC剪力墙的损伤演化过程,通过改变轴压比、边缘配筋、混凝土强度和加载方式,对9榀RC剪力墙试件进行单调与低周反复加载试验,考察试件经历不同次数循环加载后其损伤及其力学性能的变化规律,从损伤的角度分析不同设计参数及加载方式对试件荷载-位移滞回曲线、骨架曲线、强度和刚度退化、变形能力、累积滞回耗能等的影响,同时探讨试件残余变形与位移幅值的关系。结果表明,随着循环次数和位移幅值的增加,试件损伤逐渐累积,使其刚度、强度逐渐退化,耗能能力以及极限变形能力不断降低; 变幅循环加载下试件的损伤发展呈先缓后急的特点,而常幅循环加载下试件的损伤演化过程较为缓慢,损伤发展速率较为平稳。研究结果为进一步建立能够描述 RC 剪力墙损伤程度的地震损伤模型,揭示损伤对 RC 剪力墙力学性能的影响提供试验支撑。
Note:
郑山锁
Co-author:
侯丕吉,于飞,张宏仁
First Author:
wangbin,lilei,zhengshansuo
Indexed by:
Journal paper
Volume:
卷:45
Issue:
期:2
Page Number:
页:51-59
Translation or Not:
no
Date of Publication:
2012-02-01
Pre One:
Study on the Damage Law of SRC Frame-RC Core Wall Hybrid Structure Storey Affected by Component Damage
Next One:
考虑粘结滑移效应的型钢混凝土梁柱单元
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