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  • 腐蚀环境下FRP加固结构的疲劳性能综述

    在现代工程项目中,反复荷载作用下钢筋混凝土结构的疲劳问题正越来越受到人们的重视.当结构或者构件处于腐蚀环境中时,其疲劳性能的降低要比静态时要明显.目前用FRP在结构加固中的应用越来越普遍,本文针对腐蚀环境下 FRP 加固钢筋混凝土结构疲劳性能的已经研究和尚待深入研究的问题进行了分析与探讨.
    周雪华,许晓 - 低温建筑技术
    文章来源: 万方数据
  • Structural Performance of Light Weight Multicellular FRP Composite Bridge Deck Using Finite Element Analysis

    Fiber reinforced polymer (FRP) composite materials having advantages such as higher strength to weight than conventional engineering materials, non-corrosiveness and modularization, which should help engineers to obtain more efficient and cost effective structural materials and systems. Currently, FRP composites are becoming more popular in civil engineering applications. The objectives of this research are to study performance and behavior of light weight multi-cellular FRP composite bridge decks (both module and system levels) under various loading conditions through finite element modeling, and to validate analytical response of FRP composite bridge decks with data from laboratory evaluations. The relative deflection, equivalent flexural rigidity, failure load (mode) and load distribution factors (LDF) based on FE results have been compared with experimental data and discussed in detail. The finite element results showing good correlations with experimental data are presented in this work.
    Woraphot Prachasaree,Pongsak Sookmanee - 武汉理工大学学报(材料科学版)(英文版)
    文章来源: 万方数据
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