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工业建筑  2010 

温湿交变对外贴CFRP加固混凝土梁抗弯力学性能的影响研究

DOI: 10.13204/j.gyjz201004007, PP. 27-32

Keywords: 碳纤维布,温湿交变,混凝土梁,力学特性,劣化机理

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Abstract:

温湿交变是造成碳纤维增强复合材料(CFRP)加固钢筋混凝土梁性能退化的主要原因之一。通过试验,研究在温湿交变下碳纤维增强复合材料加固钢筋混凝土的力学特性,并观察其裂缝开展情况;在此基础上分析碳纤维增强复合材料加固钢筋混凝土梁在温湿交变条件下的破坏模式。试验结果与正常环境下的测试数据进行对比,得出了温湿交变对CFRP加固钢筋混凝土梁的影响程度和劣化机理。

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