• 介绍聚丙烯高性能纤维混凝土配合比设计施工技术性能应用情况

    This paper introduces the mixing ratio design, construction, technical performance and application of polypropylene high-performance fiber concrete.

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  • 原材料中合理掺入外加剂、粉煤灰有机纤维等配料获得高性能混凝土重要途径

    Adding admixture, fly ash, organic fiber into raw materials is an important way to get high-performance concrete.

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  • 研究了钢纤维和有机合成纤维高性能骨料混凝土增强增韧效果

    This paper studies effects of steel fibers and synthetic fibers on mechanical properties of high performance lightweight aggregate concrete (LWAC).

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  • 按照国际标准新型仿钢丝聚丙烯合成长纤维增强高性能混凝土的工作度、含气量、强度弯曲韧性进行了试验研究。

    The experimental results for workability, air content, compressive strength and flexural toughness of modified macro polypropylene fiber reinforced high performance concrete are presented.

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  • 结果表明通过纤维增强作用,超高性能混凝土抗弯强度弯曲韧性指数分别提高210以上

    Results showed that the flexual strength and the flexual toughness index of UHPC become more than 2 times and 10 times respectively of those of the matrix concrete by the reinforcement of fibers.

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  • 纤维塑料筋性能优越高性能复合材料适用土木工程混凝土结构

    FRP rebars, as one kind of high performance composite materials, are applicable to concrete structures in civil engineering.

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  • 目的揭示钢聚丙烯纤维混杂后对高性能混凝土强度性能影响。

    The paper presents an experimental study on the splitting strength and compressive strength of hybrid fiber reinforced high-performance concrete.

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  • 试验结果表明高性能混凝土中添加0.5%(体积比)的纤维极限粘结强度略有提高,峰值粘结应力对应滑移较大的增长;

    The experimental results indicated that when 0.5%(volume fraction) steel fibers were added to HPC, the ultimate bond stress was improved and the corresponding slip was also increased.

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  • 断裂参数研究UHPFRC性能纤维改性混凝土)断裂性能研究关键课题之一。

    The research on facture parameters is one of the key projects on UHPFRC (ultra high performance fiber reinforcement concrete).

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  • 型钢纤维相比,端部带高强钢纤维高性能混凝土弯曲韧性断裂能的提高效果更为显著。

    Compared to the marked steel fiber with lower strength, the hooked steel fiber with higher strength has better effects on the flexural toughness and fracture energy of HPC.

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  • 体积率为1%、2%、3%纤维掺入高性能混凝土基体中,考察分析纤维的体积率高性能混凝土的抗压强度抗弯性能的影响。

    The effects of the different volume-ratios of the micro steel fiber, including 1%, 2%, 3%, are experimentally observed and analyzed on the compressive strength and bending performances.

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  • 因此,在我国西部盐湖地区,纤维增强高性能混凝土属于高耐久性混凝土适用不同类型盐湖环境。

    Consequently, fiber reinforced HPC is applicable to the various types of salt lakes in the west of China.

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  • 苏通大桥部分桥面调超薄,决定采用高性能混凝土并掺入聚丙烯纤维技术措施,解决超薄调平层混凝土开裂、抗性差等技术难题

    Because of the ultrathin leveling course in Sutong Bridge, high performance concrete with polypropylene fiber is applied to solve some technique problems of easily cracking and worse impermeability.

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  • 试验结果表明,在活性掺合料高性能混凝土中掺一定量合成纤维可以使混凝土砂浆95%以上,可以提高混凝土耐久性

    Final results of experiment indicate that adding some synthetic fiber to HPC with the mineral admixture or cement mortar can decrease cracking 95% at least and enhance the durability of concrete.

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  • 结合水电工程实际开展了纤维纤维水工抗冲磨高性能混凝土应用试验研究

    Based on the hydropower engineering practice, an experimental study is made on the application of cellulose fibre to high performance hydraulic abrasion-resistance concrete.

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  • 结合水电工程实际开展了纤维纤维水工抗冲磨高性能混凝土应用试验研究

    Based on the hydropower engineering practice, an experimental study is made on the application of cellulose fibre to high performance hydraulic abrasion-resistance concrete.

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