裂缝对混凝土透水性的影响
发布时间:2018-11-03 20:01
【摘要】:通过简单直观的试验方法验证裂缝增加了混凝土的透水性。试验采用的试件为U形梁,养护在室温(23℃)相对湿度为50%的环境中,通过加载使试件底部产生均匀裂缝,测量在不同的养护期,以试件质量的损失来评估裂缝对混凝土透水性的影响。试验数据结果表明:当试件的相对湿度大于周围环境相对湿度时,试件失水;差值越大,失水速度越快;当相对湿度减小到与周围环境相对湿度相等时,试件停止失水,失水率达到峰值。裂缝增加了这个过程的速度,加大了失水的速度,增加了混凝土的透水性。
[Abstract]:A simple and intuitive test method is used to verify that the cracks increase the permeability of concrete. The specimen used in the test is a U-shaped beam, which is cured in an environment of 50% relative humidity at room temperature (23 鈩,
本文编号:2308859
[Abstract]:A simple and intuitive test method is used to verify that the cracks increase the permeability of concrete. The specimen used in the test is a U-shaped beam, which is cured in an environment of 50% relative humidity at room temperature (23 鈩,
本文编号:2308859
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