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采用螺栓连接的预制钢骨剪力墙拟静力试验研究

, PP. 167-175

Keywords: 预制剪力墙,型钢混凝土,螺栓连接键,抗震性能,拟静力试验

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Abstract:

文章为考察外套预制加固法中螺栓连接节点的抗震性能设计了4组拟静力试验,分别考察预埋螺栓连接的预制剪力墙片抗弯、抗剪性能,得出了试验体的强度、刚度、延性和耗能性能参数。试验结果表明墙片的滞回曲线比较饱满,承载力接近极限时出现捏拢现象。螺栓连接件能够充分传递竖向应力和剪力,将预制剪力墙片连接成一个整体。型钢边缘构件可以有效地增加构件的延性和耗能能力,各构件承载力突降前位移角至少达到2%。

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