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工业建筑  2012 

混杂纤维高性能导电混凝土裂缝监测的试验研究

DOI: 10.13204/j.gyjz201211022, PP. 102-105

Keywords: 混杂纤维,导电混凝土,电阻变化率,裂缝宽度

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Abstract:

为了研究高流态高性能混凝土开裂后其导电性与开裂电阻之间的关系,以碳纤维和钢纤维作为复相导电材料与结构材料加入混凝土中用以改善其导电性能、韧性与抗裂性。通过试验分析,建立了混凝土梁在受弯荷载作用下电阻变化率与裂缝宽度的关系。研究表明开裂后,混凝土电阻变化率与裂缝宽度呈线性关系。

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