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Abstract:
为研究某超高层结构中五边形截面钢管混凝土巨型柱的受压性能,设计了6个1/5缩尺的柱模型试件,试件分为钢管内不分腔体仅配钢筋、钢管内分腔体不配钢筋、钢管内分腔体配置钢筋、钢管内分腔体配置钢筋且分腔隔板及竖向肋板在柱中部断开4种类型,对试件进行轴压和偏压试验。为研究试件刚度随加载循环次数的退化,采用单向重复荷载加载,对比研究了各试件的承载力、刚度及退化过程、破坏特征和平截面假定的适用性。试验表明:五边形截面钢管混凝土柱,钢管内不分腔体仅配钢筋的试件承载力较差;钢管内分腔体不配钢筋的试件与配钢筋的试件相比,虽承载力相差不大,但后期承载力下降较快;偏压试件与等截面轴压试件相比,承载力相对小,刚度退化速...
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建筑结构学报
Year: 2014
Issue: 01
Volume: 35
Page: 77-84
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: 17
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