| 立井强化冻结施工理论分析 |
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| 引用本文： | 杨平.立井强化冻结施工理论分析[J].安徽理工大学学报(自然科学版),1996(2). |
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| 作者姓名： | 杨平 |
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| 作者单位： | 淮南矿业学院建筑工程系 |
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| 摘 要： | 本文以谢桥主井为例,从冻结壁强度、变形、工作面底鼓和超前位移及冻胀压力等几方面.分析了深厚表土立井强化冻结施工对防止冻结管断裂和外层井壁破坏的机理.给出了强化冻结施工适用条件.并提出了按井帮温度进行强化冻结设计的方法.
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| 关 键 词： | 立井 强化冻结 井帮温度 冻结壁 |
A theoretic analysis on intensified freezing shaft sinking |
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| Yang Ping.A theoretic analysis on intensified freezing shaft sinking[J].Journal of Anhui University of Science and Technology:Natural Science,1996(2). |
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| Authors: | Yang Ping |
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| Institution: | Dept. of Architectural Engineering |
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| Abstract: | The paper, with Xieqiao Coal Mine's main shaft for example, analyses the mechanism of intensified freezing shaft sinking in thick soil-layer, which will prevent the freezing pipes and outer linings from breaking, deformation and advance displacement of frozen walls, the floor heave and frost heaving force, etc. , giving a design method and the applicable condition of intensified freezing shaft sinking. |
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| Keywords: | shaft intensified freezing inner surface temperature frozen walls |
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