| 石膏长期强度对采空区稳定性的影响分析 |
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| 引用本文： | 李明,郑怀昌,刘志河,吴秀岐. 石膏长期强度对采空区稳定性的影响分析[J]. 化工矿物与加工, 2010, 39(2) |
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| 作者姓名： | 李明 郑怀昌 刘志河 吴秀岐 |
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| 作者单位： | 山东理工大学资源与环境工程学院,山东,淄博,255049;贾庄石膏矿,山东,平邑,273000 |
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| 基金项目： | 山东省科技攻关资助项目(编号:20008GG10006016);;山东理工大学博士基金资助项目(编号:4041406026) |
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| 摘 要： | 以平邑某石膏矿山的生产实际为例,利用数值模拟计算方法,采用FLAC3D软件模拟分析了石膏矿山采空区的稳定性状态,分析对比了长期强度对采空区稳定性的影响,对于控制及预防采空区的垮塌等灾害事故具有积极意义。
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| 关 键 词： | 石膏 湿变特性 长期强度 采空区稳定性 顶板冒落 |
Effect analysis of the long-term strength of gypsum on mine goal stability |
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| LI Ming,ZHEN Huai-chang,LIU Zhi-he,WU Xiu-qi. Effect analysis of the long-term strength of gypsum on mine goal stability[J]. Industrial Minerals and Processing, 2010, 39(2) |
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| Authors: | LI Ming ZHEN Huai-chang LIU Zhi-he WU Xiu-qi |
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| Affiliation: | 1.School of Resources and Environment Engineering;Shandong University of Technology;Zibo Shandong 255049;China;2.Jia-zhuang Gypsum Mine;Pingyi Shandong 273000;China |
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| Abstract: | The state of goaf stability in gypsum mine and effect of long-term strength of gypsum body on the stability are analyzed by using numerical simulation software Flac3D,in combination with operational practice in a gypsum mine,which has positive meaning for control and prevention of goaf collapse and other disaster. |
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| Keywords: | gypsum rheological properties long-term strength goaf stability roof fall |
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