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Author:

张小冬 (张小冬.) | 邓宗才 (邓宗才.) (Scholars:邓宗才) | 王耀杰 (王耀杰.) | 黄莹 (黄莹.)

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CQVIP PKU CSCD

Abstract:

通过对7根层内混杂纤维布(Intraply Hybrid Fiber Reinforced Polymer,IHFRP)加固混凝土梁的抗弯试验和21个加固混凝土柱的轴压试验,得到了纤维布加固梁柱构件的破坏形态、加固梁的载荷—挠度曲线和加固柱的应力-应变全曲线,探讨了不同混杂比例的IHFRP对钢筋混凝土梁和柱的承载力、刚度及延性的影响.试验证明:IHFRP加固梁具有显著的塑性变形能力和能量吸收能力,可有效提高梁的承载力、刚度及延性;IHFRP显著改善了柱的延性性能;建立了IHFRP约束混凝土柱强度模型,用于预测约束混凝土的强度值.

Keyword:

轴压性能 层内混杂纤维布 抗弯性能 延性

Author Community:

  • [ 1 ] 中国建筑科学研究院
  • [ 2 ] 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 :

应用基础与工程科学学报

Year: 2012

Issue: 01

Volume: 20

Page: 93-102

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: 18

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