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十字形内芯含隔离钢管式防屈曲支撑及其滞回性能试验

DOI: 10.13197/j.eeev.2014.04.162.zhouxz.021, PP. 162-167

Keywords: 钢管混凝土防屈曲支撑,隔离钢管,滞回性能,构件试验

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Abstract:

本文提出了一种含隔离钢管式钢管混凝土防屈曲支撑,既解决了全钢防屈曲支撑长度较大时整体稳定性难以满足的问题,又解决了传统钢管混凝土防屈曲支撑混凝土与内芯接触易被压碎,且摩擦力大的问题。本文对此类防屈曲支撑进行了支撑构件足尺试验,旨在了解支撑的性能并探索其合理构造。结果表明,该支撑滞回曲线饱满稳定,具有良好的延性和耗能能力,且整体稳定性和局部稳定性良好。

References

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