| 定向爆破拆除煤矿主井井塔 |
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| 引用本文： | 李世明,杜卫东.定向爆破拆除煤矿主井井塔[J].爆破器材,1994(3):25-27. |
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| 作者姓名： | 李世明 杜卫东 |
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| 作者单位： | 中国矿业大学爆破公司 |
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| 摘 要： | 文章论述了井塔拆除爆破中，把框架承重立柱的裸露钢筋骨架失稳看作为压杆失稳以及井塔在倾斜撞地时下部不解体破坏的估算。
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| 关 键 词： | 井塔 定向爆破 爆破拆除 |
Demolishing A Main Shaft Tower of Coal Mine by Means of Directional Blast |
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| Li Shiming, Du Weidong.Demolishing A Main Shaft Tower of Coal Mine by Means of Directional Blast[J].Explosive Materials,1994(3):25-27. |
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| Authors: | Li Shiming Du Weidong |
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| Abstract: | This paper discusses the reinforced framework destabilizing taken as pressure bar destabilizing of uncovered frame Load -bearing post and the destructive estimation of indissolable lower- part of the tower when it topples over and bumps against the ground during the process of demolishing blast . |
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| Keywords: | tower blast destabilizing height critical load deformation speed |
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