| 我国厚煤层开采方法的选择原则与发展现状 |
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| 引用本文： | 孟宪锐,王鸿鹏,刘朝晖,张英. 我国厚煤层开采方法的选择原则与发展现状[J]. 煤炭科学技术, 2009, 37(1) |
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| 作者姓名： | 孟宪锐 王鸿鹏 刘朝晖 张英 |
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| 作者单位： | 孟宪锐,刘朝晖,张英,MENG Xian-rui,LIU Chao-hui,ZHANG Ying(中围矿业大学(北京)北京,100083);王鸿鹏,WANG Hong-peng(中围矿业大学(北京)北京,100083;孝义市煤矿安全监察局,山西,孝义,032300) |
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| 摘 要： | 针对目前厚煤层开采方法的发展和应用现状,分析了大采高和放顶煤开采2种方法在技术和经济上的优越性及适用条件,对大采高存在的工作面煤壁片帮与设备下滑问题,以及放顶煤存在采出率低、瓦斯与煤自燃防治、坚硬顶煤的弱化等问题,提出了在开采技术上应该采取的有效措施.探讨了将来厚煤层开采技术的研究重点与采煤方法选择原则.重点从开采技术与工艺以及安全生产现状方面对厚煤层开采的三种方法进行了分析,指出了目前我国厚煤层开采现状及国家的技术政策,确定了厚煤层开采技术研究的重点和发展方向.
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| 关 键 词： | 厚煤层开采 大采高 放顶煤 开采方法 |
Selection Principle and Development Status of Thick Seam Mining Methods in China |
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| MENG Xian-rui,WANG Hong-peng,LIU Chao-hui,ZHANG Ying. Selection Principle and Development Status of Thick Seam Mining Methods in China[J]. Coal Science and Technology, 2009, 37(1) |
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| Authors: | MENG Xian-rui WANG Hong-peng LIU Chao-hui ZHANG Ying |
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| Abstract: | According to the development and application status of the thick seam mining methods in China,the paper analyzed the techni- cal and economic advantages anti application conditions of the high cutting and top coal caving mining methods.Base on the coal wall spalling and equipment sliding occurred in the high cutting face and the low coal recovery rate,gas and spontaneous combustion control, hard roof weakening and other difficulties of the top coal caving mining face,the effective measures shall be taken fr... |
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| Keywords: | thick seam mining high cutting top coal caving mining method |
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