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PBL剪力连接件受力性能的有限元分析

, PP. 90-95

Keywords: 桥梁工程,受力性能,有限元分析,PBL剪力连接件,ANSYS

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Abstract:

为验证有限元分析方法研究PBL剪力连接件受力性能的可行性和准确性,首先,应用ANSYS有限元软件建立了某大桥PBL剪力连接件的实体模型;其次,基于有限元模型,对影响PBL剪力连接件受力性能的混凝土强度等级、钢板开孔直径、贯穿钢筋直径、贯穿钢筋强度、是否设置贯穿钢筋等5个影响参数值进行分析;最后,将有限元计算结果与推出试验得出的数据和经验公式计算的数据进行对比分析。结果表明在相应影响参数下,有限元计算结果与两组数据的差异均在合理的范围内;应用ANSYS对PBL剪力连接件的受力性能进行有限元分析是可行的,可以辅助推出试验和经验公式对PBL剪力连接件进行研究。

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