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Author:

邓宗才 (邓宗才.) (Scholars:邓宗才) | 顾佳培 (顾佳培.)

Indexed by:

CQVIP PKU CSCD

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...

Keyword:

活性粉末混凝土 数值模拟 纤维增强聚合物 低周反复荷载 方柱

Author Community:

  • [ 1 ] 北京工业大学城市与工程防灾减灾省部共建教育部重点实验室

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Source :

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

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