| 基于水力压裂法的断层防水煤柱合理留设 |
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| 引用本文： | 王进尚,陶云奇,王经明.基于水力压裂法的断层防水煤柱合理留设[J].煤矿安全,2013(2):186-188. |
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| 作者姓名： | 王进尚 陶云奇 王经明 |
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| 作者单位： | 河南煤业化工集团研究院有限责任公司;华北科技学院 |
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| 摘 要： | 通过水力压裂法对太原东山煤矿煤层抗拉强度进行测试,验证了此方法在煤层强度测试中应用的适用性,获得的Kp较实验室的数据>10倍以上,为今后断层防水煤柱的留设提供了依据,该参数使得防水煤柱宽度大为缩小。
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| 关 键 词： | 水力压裂 煤层强度 防水煤柱 |
Reasonable Retainment of Fault Waterproof Pillar Based on Hydro-fracturing Method |
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| WANG Jin-shang,TAO Yun-qi,WANG Jing-ming.Reasonable Retainment of Fault Waterproof Pillar Based on Hydro-fracturing Method[J].Safety in Coal Mines,2013(2):186-188. |
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| Authors: | WANG Jin-shang TAO Yun-qi WANG Jing-ming |
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| Affiliation: | 1.Henan Coal and Chemical Industry Group Research Institute Co.,Ltd.,Zhengzhou 450046,China;2.North China Institute of Science & Technology,Beijing 101601,China) |
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| Abstract: | Coal seam tensile strength of in Taiyuan Dongshan Coal Mine is tested by hydro-fracturing method,and the applicability of this method on coal seam tensile strength is verified.The obtained Kp value is over 10 times than data of laboratory,which provides the basis for the retainment of waterproof pillar,this parameter enables the width of waterproof pillar greatly shorten. |
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| Keywords: | hydraulic fracture coal seam strength waterprof coal pillar |
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