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基于整体式模型的钢筋混凝土结构爆破拆除定向倒塌数值模拟

Keywords: 定向倾倒,有限元,数值模拟,整体式模型

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Abstract:

利用ANSYS/LS-DYNA有限元软件,采用MAT96和整体式模型对钢筋混凝土结构定向爆破拆除进行数值仿真研究.基于计算结果分析了钢筋混凝土机构在倒塌过程中的前冲、后坐、鼓胀,并对整个倒塌过程做出了定量描述.通过与黑白水酒店大楼爆破拆除工程的对比表明,模拟结果较好地符合了实际测量情况.

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