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新型装配式屈曲约束支撑试验研究

DOI: 10.13197/j.eeev.2015.05.132.hubl.020, PP. 132-136

Keywords: 新型装配式屈曲约束支撑,分段预制,静力往复试验,滞回特征,耗能性能

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Abstract:

为了克服普通灌浆型屈曲约束支撑加工周期较长、钢结构加工和填充料加工交叉作业等缺点,提出了一种新型装配式屈曲约束支撑;该支撑采用填充料分段预制,然后与支撑芯板及外套筒组合拼装的加工方式,使得钢结构部分和灌浆料部分同时进行加工,简化了支撑加工工序,缩短了加工周期,降低了支撑制造过程中的人工费用。并对该新型屈曲约束支撑进行了往复加载试验,对试验数据进行分析处理。结果表明此新型装配式屈曲约束支撑具有很好的滞回特征和耗能性能,各项指标均符合《建筑抗震设计规范》对位移相关型消能器的性能指标要求,是一种十分有效的耗能构件。

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