| FRP筋无粘结预应力混凝土结构极限强度分析 |
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| 引用本文： | 吴岩,刘海霞,李玉顺,杨光,盛可鉴.FRP筋无粘结预应力混凝土结构极限强度分析[J].黑龙江工程学院学报,2011(3):21-24,37. |
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| 作者姓名： | 吴岩 刘海霞 李玉顺 杨光 盛可鉴 |
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| 作者单位： | 黑龙江省公路勘察设计院;黑龙江工程学院土木与建筑工程学院;东北林业大学; |
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| 基金项目： | 黑龙江省科技厅攻关项目(GC07A403); 黑龙江省教育厅项目(10541182) |
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| 摘 要： | FRP筋(Fiber Reinforced Plastics)是通过拉挤工艺胶合高强纤维形成,具有强度高、重量轻、耐腐蚀、无磁性等优良性能,可作为加强材用于盐害地区、海洋工程等条件严酷混凝土结构中,不仅可以解决钢筋锈蚀问题,提高结构的耐久性和使用寿命,而且还可以显著降低结构自重.提出将FRP筋应用于预应力混凝土桥梁结构...
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| 关 键 词： | 无粘结预应力结构 FRP筋 正截面抗弯强度 等效塑性区长度 FRP筋的伸长值 |
Ultimate strength analysis on unbonded prestressed concrete structure with Fiber Reinforced Plastics bar |
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| WU Yan,LIU Hai-xia,LI Yu-shun,YANG Guang,SHENG Ke-jian.Ultimate strength analysis on unbonded prestressed concrete structure with Fiber Reinforced Plastics bar[J].Journal of Heilongjiang Institute of Technology,2011(3):21-24,37. |
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| Authors: | WU Yan LIU Hai-xia LI Yu-shun YANG Guang SHENG Ke-jian |
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| Affiliation: | WU Yan1,LIU Hai-xia2,LI Yu-shun3,YANG Guang2,SHENG Ke-jian2(1.Heilongjiang Procincial Highway Survey and Design Co.,Ltd.,Harbin 150000,China,2.School of Civil Engineering and Architecture Heilongjiang Institute of Technology,3.Northeast Forestry University,China) |
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| Abstract: | Fiber Reinforced Plastics bar is formed by bonding high strength fiber through pultrude technology,which possesses excelent performances of high strength,light weight,corrosion resistance and antimagnetic,etc.It can be used as reinforced material in concrete structure in rigorous conditions such as salt damaged region and ocean engineering,etc.Therefore,the application of FRP bar not only solves the problem of steel bar corrosion and heighten structural durability and service life,but also reduces structura... |
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| Keywords: | unbonded prestressed structure Fiber Reinforced Plastics bar bending strength of right section equivalent length of plastic zone elongation value of FRP bar |
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