| 鞍钢120m钢筋混凝土烟囱定向控制爆破 |
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| 引用本文： | 李桂臣,王明林,马群.鞍钢120m钢筋混凝土烟囱定向控制爆破[J].中国矿业,2000,9(2):94-97. |
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| 作者姓名： | 李桂臣 王明林 马群 |
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| 作者单位： | 1. 东北大学,沈阳,110006
2. 辽宁省公安厅,沈阳,110032 |
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| 摘 要： | 本文针对鞍钢 12 0m高钢筋混凝土烟囱的结构特征和难以定向倾倒的狭窄场地条件 ,为确保烟囱爆破倾倒方向准确 ,倾倒过程安全、平稳 ,提出控制瞬时结构对称、合理选择爆破切口、圆心角等参数的对策
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| 关 键 词： | 烟囱 钢筋混凝土烟囱 拆除 控制爆破 |
| 修稿时间： | 1999年8月31) |
DIRECTIONAL CONTROL BLASTING OF A 120 M REINFORCED CONCRETE CHIMNEY OF ANSHAN IRON AND STEEL COMPANY |
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| Li Guichen,Wang Minglin,Ma Qun.DIRECTIONAL CONTROL BLASTING OF A 120 M REINFORCED CONCRETE CHIMNEY OF ANSHAN IRON AND STEEL COMPANY[J].China Mining Magazine,2000,9(2):94-97. |
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| Authors: | Li Guichen Wang Minglin Ma Qun |
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| Affiliation: | Li Guichen Wang Minglin (Northeastern University) Ma Qun (Liaoning Public Security Department) |
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| Abstract: | The blasted chimney of Anshan lron and Steel Company is a reinforced concrete building of 120 m in height with narrow operation area and complicated surroundings.According to its structural characteristics,in order to ensure safety in directional collapse and collapse in predetermined direction,measures for controlling instantaneous structural symmetry and rationally choosing blasting cut out,central angle and so on are provided. |
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| Keywords: | Blasting cut out Directional cut Orientation cut Blasting cut out height |
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