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再生混凝土框架抗震性能试验研究

, PP. 22-27

Keywords: 再生混凝土,框架,抗震性能,低周反复荷载试验

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Abstract:

通过2榀再生骨料掺量分别为25%、50%的再生混凝土框架和1榀普通对比混凝土框架的低周反复加载试验,研究了再生混凝土框架的受力全过程、开裂荷载和极限承载力、破坏形态,分析了再生混凝土框架的滞回曲线、骨架曲线、变形性能、耗能能力等抗震性能,并和普通混凝土框架进行了对比分析。研究结果表明,随着再生骨料掺量的增加,再生混凝土框架的极限承载力、变形能力、耗能能力等抗震性能没有明显降低,再生混凝土框架具有较好的抗震性能,再生混凝土框架应用于实际工程是可行的。文中研究成果可为再生混凝土框架结构的工程应用提供依据。

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