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Author:

赵立东 (赵立东.) | 曹万林 (曹万林.) (Scholars:曹万林) | 阚文亮 (阚文亮.) | 陈泽巧 (陈泽巧.) | 陈钱佳 (陈钱佳.)

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CQVIP PKU CSCD

Abstract:

为研究复式钢管混凝土柱的抗震性能,完成了3种截面形式、2种剪跨比共6个试件的低周反复荷载试验,各试件施加相同轴力.截面钢构形式分别为圆钢管、外圆内圆复式钢管和带分腔焊接钢板的复式钢管.分析了各试件的破坏形态、滞回特性、承载力、刚度退化、延性和耗能.试验结果表明:除剪跨比2.2且未设置腔体构造的钢管混凝土柱外,其余试件滞回曲线饱满,抗震性能稳定;增加截面含钢率或提高剪跨比,可使试件在达到相同位移角时的滞回曲线更加饱满;设置内圆钢管和分腔焊接钢板可提高构件承载力,对较小剪跨比试件的延性改善显著;降低剪跨比可显著提高构件初始刚度,但刚度退化速度较快,累积损伤效应更加显著;各试件在达到极限位移角时,设...

Keyword:

低周反复荷载试验 剪跨比 分腔焊接钢板 截面含钢率 抗震性能 复式钢管混凝土柱

Author Community:

  • [ 1 ] 城市与工程安全减灾教育部重点实验室(北京工业大学)

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Source :

哈尔滨工业大学学报

Year: 2019

Issue: 12

Volume: 51

Page: 35-45

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 12

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