| 两次条带法全柱开采技术研究及其工程应用 |
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| 引用本文： | 胡炳南,林国尧,赵有星.两次条带法全柱开采技术研究及其工程应用[J].煤矿开采,2011,16(3):70-72,135. |
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| 作者姓名： | 胡炳南 林国尧 赵有星 |
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| 作者单位： | 1. 天地科技股份有限公司开采设计事业部,北京,100013
2. 江西省煤炭集团公司,江西南昌,330002 |
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| 基金项目： | 国家科技重大专项(2008ZX05041):煤矿区煤层气高效抽采、集输技术与装备研制 |
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| 摘 要： | 为了在利用条带开采有效控制岩层移动的同时,进一步提高煤炭资源采出率,基于保护体承受采动附加应力特点和两次条带法开采岩层移动变形规律,引入分次小变形开采理念,提出了第1次条带开采和第2次煤柱开采的两次条带法全柱开采技术.应用这种技术,一方面,可相应地提高建筑物的抗采动应力的能力,另一方面,可减少地表水平变形,能实现村庄不...
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| 关 键 词： | 条带开采 小变形 建筑物和岩溶下采煤 岩层控制 |
Technology of Secondary Strip Mining Full Pillar and Its Application |
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| HU Bing-nan,LIN Guo-yao,ZHAO You-xing.Technology of Secondary Strip Mining Full Pillar and Its Application[J].Coal Mining Technology,2011,16(3):70-72,135. |
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| Authors: | HU Bing-nan LIN Guo-yao ZHAO You-xing |
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| Affiliation: | HU Bing-nan1,LIN Guo-yao2,ZHAO You-xing1 (1.Coal Mining & Designing Department,Tiandi Science & Technology Co.,Ltd,Beijing 100013,China,2.Jiangxi Provincial Coal Group Corporation,Nanchang 330002,China) |
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| Abstract: | In order to improve further coal resource mining ratio when applying strip mining to controlling effectively strata movement,introducing multi-time small-deformation mining concept,full mining technology including firstly strip mining and secondly coal-pillar mining was put forward on the basis of characteristic of additional stress induced by mining in protected body and strata movement and deformation rule after second strip mining.Applying this technology,on the one hand,anti-mining-stress ability of bui... |
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| Keywords: | strip mining small deformation coal mining under buildings and karst rock strata control |
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