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竖向直排人工冻结施工土体温度及冻胀力

刘波, 李岩,戴华东,李晓渊,赵璐

Meitan Xuebao/Journal of the China Coal Society（2013）

Cited 2|Views2
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Abstract
针对直排竖向全长冻结管布置方式,进行了冻结壁形成过程、温度分布、冻结锋面移动规律研究,根据冻胀力计算原理,基于符合工程实际的合理简化,推导出竖向直排冻结壁情况下的温度分布和冻胀力计算公式,给出了冻结壁周边任意位置的土体冻胀力估计值.对双树子煤矿斜井冻结工程进行了理论预测,理论计算与现场实测结果吻合较好,验证了本文理论公式的科学性和可行性.
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Key words
Artificial frozen soil,Freezing front,Frost heaving force,Vertical straight multi-row freezing
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