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Abstract:
为了探究纤维增强聚合物(fiberreinforcedpolymers,FRP)管约束活性粉末混凝土(reactive powder concrete,RPC)方柱在低周反复荷载作用下的抗震性能,利用有限元软件ABAQUS对FRP管约束RPC方柱进行了数值模拟,并对不同轴压比、配箍率和FRP管厚度条件下约束柱的抗震性能进行了分析。结果表明:采用有限元模型对FRP管约束RPC方柱进行模拟是可靠的,有限元模拟结果和试验结果吻合较好;轴压比为0.2~0.6时,峰值荷载随轴压比的增大而增大,轴压比为0.7时的峰值荷载较0.6时反而下降;配箍率、FRP管厚度的增加可以改善约束柱的抗震性能,延缓强度和刚度...
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震灾防御技术
Year: 2019
Issue: 04
Volume: 14
Page: 769-780
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: 8
Affiliated Colleges: