正在加载图片...
孙浩等:期望体理论的实验研究及端部放矿崩矿步距优化 ·1203· 100 (刘元祺.端部放矿废石移动规律实验研究[学位论文].鞍 山:辽宁科技大学,2013) 80 9]An L.The Optimization Study of Ore Breaking under Different An- gle at Meishan Iron Mine Dissertation].Shenyang:Northeastern 60 ★一截止品位放矿回收率 University,2011 ◆一无贫化放矿回收率 (安龙.梅山铁矿多端壁倾角下崩矿步距的优化研究[学位论 40 截止品位放矿贫化案 一无贫化放矿贫化率 文].沈阳:东北大学,2011) ·截止品位放矿回贫差 [10]Pierce M E.A Model for Grarity Flow of Fragmented Rock in 20 ◆一无贫化放矿回贫差 Block Caring Mines [Dissertation].Brisbane:University of Queensland,2010 5 6 7 [11]Sun H,Jin A B,Gao Y T,et al.Research of the isolated extrac- 放矿矿步距,Lm tion zone form and determination of optimal independent advance 图14矿石贫损指标与放矿步距的关系 under different end wall angles.Chin J Eng,2016,38 (2):159 Fig.14 Relations of the indexes of ore loss and dilution to drawing (孙浩,金爱兵,高永涛,等.不同端壁倾角条件下放出体形 态研究及最优崩矿步距的确定.工程科学学报,2016,38 pace (2):159) 态并不是标准的椭球体,而是与期望体更为相近 02] Wu A X,Wu L C,Liu X H,et al.Study on structural parame- (2)无论在无限边界条件还是半无限边界条件 ters of sublevel caving.J Cent South Unie Sci Technol,2012,43 下,放矿量与放出体高度均满足幂函数关系,与放出体 (5):1845 (吴爱样,武力聪,刘晓辉,等.无底柱分段崩落法结构参数 半径均满足指数函数关系. 研究.中南大学学报(自然科学版),2012,43(5):1845) (3)崩矿步距优化实验结果表明:崩矿步距过大 13]Zhang W Y.Investigation on Ground Pressure Activity Law in 或过小都会导致较大的矿石损失或贫化.以回贫差作 Large Spacing Non-pillar Sublevel Caring [Dissertation].Har- 为判断指标,无贫化放矿方式优于截止品位放矿方式. bin:Harbin Institute of Technology,2013 (4)建议在18m×20m的结构参数下,优先选用 (张巍元.低贫化放矿的三维数值模拟研究[学位论文].哈 无贫化放矿方式和4.6m的崩矿步距. 尔滨:哈尔滨工业大学,2013) 04] Fan J P.Research on 3D Modeling Low Dilution for Ore Drawcing [Dissertation].Xian:Xian University of Architecture and Tech- 参考文献 nology,2005 [Qiao D P.Research on Particle Movement Rule and Ore Drawing (樊继平.大间距无底柱分段崩落法地压活动规律研究[学 Theory [Dissertation].Shenyang:Northeastern University,2003 位论文].西安:西安建筑科技大学,2005) (乔登攀.散体移动规律与放矿理论研究[学位论文].沈阳: [15]Gao Y T.Theoretical Research and Application of Expectation 东北大学,2003) Body [Dissertation].Beijing:Beijing University of Iron and Wang H C.Ore Drasing.Beijing:Metallurgical Industry Press, Steel Technology,1985 1982 (高永祷.期望体的理论研究及其应用[学位论文].北京: (王汉昌.放矿学.北京:治金工业出版社,1982) 北京钢铁学院,1985) 3]Ren FY.Stochastic Medium Theory for Ore Drawing and Its Appli- [16]Zhang Z G,Liu X G,Yu GL Sublevel Caring Method without cation.Beijing:Metallurgical Industry Press,1994 Sill Pillars in the Base of Undiluted Ore Drawing:Undiluted Ore (任风玉.随机介质放矿理论及其应用.北京:治金工业出版 Drawing Theory and Its Practice in Mine.Shenyang:Northeast- 社,1994) em University Press,2007 4]Gao Y T.Expectation body theory.Met Mine,1987(11)20 (张志贵,刘兴国,于国立.无底柱分段崩落法无贫化放矿: (高永涛.放出期望体理论.金属矿山,1987(11):20) 无贫化放矿理论及其在矿山的实践.沈阳:东北大学出版 5]Laubscher D H.Cave mining:the state of the art.IS Afr Inst Min 社,2007) Metall,1994,94(10):2279 [17]Zhang C S,Ju Y Z.The drawing pace and independent advance [6]Castro R.Study of the Mechanisms of Gravity Flow for Block Ca- of ore breaking of sublevel method.Met Mine,1979 (4):11 ting [Dissertation].Brisbane:University of Queensland,2006 (张成舜,鞠玉忠.关于无底柱分段崩落法的放矿步距和榭 Castro R,Pineda M.The role of gravity flow in the design and 矿步距.金属矿山,1979(4):11) planning of large sublevel stopes.J S Afr Inst Min Metall,2015, 18] An L,Xu S,Li Y H,et al.Optimization of rate of advance dur- 115(2):113 ing ore breaking of caving method based on multi-method joint Liu YQ.Experimental Research on Mullock Morement in the Side application.Chin J Rock Mech Eng,2013,32 (4):754 Drawing DDissertation].Anshan:University of Science and Tech- (安龙,徐帅,李元辉,等.基于多方法联合的崩落法崩矿步 nology Liaoning,2013 距优化.岩石力学与工程学报,2013,32(4):754)孙 浩等: 期望体理论的实验研究及端部放矿崩矿步距优化 图 14 矿石贫损指标与放矿步距的关系 Fig. 14 Relations of the indexes of ore loss and dilution to drawing pace 态并不是标准的椭球体,而是与期望体更为相近. ( 2) 无论在无限边界条件还是半无限边界条件 下,放矿量与放出体高度均满足幂函数关系,与放出体 半径均满足指数函数关系. ( 3) 崩矿步距优化实验结果表明: 崩矿步距过大 或过小都会导致较大的矿石损失或贫化. 以回贫差作 为判断指标,无贫化放矿方式优于截止品位放矿方式. ( 4) 建议在 18 m × 20 m 的结构参数下,优先选用 无贫化放矿方式和 4. 6 m 的崩矿步距. 参 考 文 献 [1] Qiao D P. Research on Particle Movement Rule and Ore Drawing Theory [Dissertation]. Shenyang: Northeastern University,2003 ( 乔登攀. 散体移动规律与放矿理论研究[学位论文]. 沈阳: 东北大学,2003) [2] Wang H C. Ore Drawing. Beijing: Metallurgical Industry Press, 1982 ( 王汉昌. 放矿学. 北京: 冶金工业出版社,1982) [3] Ren F Y. Stochastic Medium Theory for Ore Drawing and Its Appli￾cation. Beijing: Metallurgical Industry Press,1994 ( 任凤玉. 随机介质放矿理论及其应用. 北京: 冶金工业出版 社,1994) [4] Gao Y T. Expectation body theory. Met Mine,1987( 11) : 20 ( 高永涛. 放出期望体理论. 金属矿山,1987( 11) : 20) [5] Laubscher D H. Cave mining: the state of the art. J S Afr Inst Min Metall,1994,94( 10) : 2279 [6] Castro R. Study of the Mechanisms of Gravity Flow for Block Ca￾ving [Dissertation]. Brisbane: University of Queensland,2006 [7] Castro R,Pineda M. The role of gravity flow in the design and planning of large sublevel stopes. J S Afr Inst Min Metall,2015, 115( 2) : 113 [8] Liu Y Q. Experimental Research on Mullock Movement in the Side Drawing[Dissertation]. Anshan: University of Science and Tech￾nology Liaoning,2013 ( 刘元祺. 端部放矿废石移动规律实验研究[学位论文]. 鞍 山: 辽宁科技大学,2013) [9] An L. The Optimization Study of Ore Breaking under Different An￾gle at Meishan Iron Mine[Dissertation]. Shenyang: Northeastern University,2011 ( 安龙. 梅山铁矿多端壁倾角下崩矿步距的优化研究[学位论 文]. 沈阳: 东北大学,2011) [10] Pierce M E. A Model for Gravity Flow of Fragmented Rock in Block Caving Mines [Dissertation]. Brisbane: University of Queensland,2010 [11] Sun H,Jin A B,Gao Y T,et al. Research of the isolated extrac￾tion zone form and determination of optimal independent advance under different end wall angles. Chin J Eng,2016,38( 2) : 159 ( 孙浩,金爱兵,高永涛,等. 不同端壁倾角条件下放出体形 态研究及最优崩矿步距的确定. 工程科学学报,2016,38 ( 2) : 159) [12] Wu A X,Wu L C,Liu X H,et al. Study on structural parame￾ters of sublevel caving. J Cent South Univ Sci Technol,2012,43 ( 5) : 1845 ( 吴爱祥,武力聪,刘晓辉,等. 无底柱分段崩落法结构参数 研究. 中南大学学报( 自然科学版) ,2012,43( 5) : 1845) [13] Zhang W Y. Investigation on Ground Pressure Activity Law in Large Spacing Non-pillar Sublevel Caving [Dissertation]. Har￾bin: Harbin Institute of Technology,2013 ( 张巍元. 低贫化放矿的三维数值模拟研究[学位论文]. 哈 尔滨: 哈尔滨工业大学,2013) [14] Fan J P. Research on 3D Modeling Low Dilution for Ore Drawing [Dissertation]. Xi'an: Xi'an University of Architecture and Tech￾nology,2005 ( 樊继平. 大间距无底柱分段崩落法地压活动规律研究[学 位论文]. 西安: 西安建筑科技大学,2005) [15] Gao Y T. Theoretical Research and Application of Expectation Body [Dissertation]. Beijing: Beijing University of Iron and Steel Technology,1985 ( 高永涛. 期望体的理论研究及其应用[学位论文]. 北京: 北京钢铁学院,1985) [16] Zhang Z G,Liu X G,Yu G L. Sublevel Caving Method without Sill Pillars in the Base of Undiluted Ore Drawing: Undiluted Ore Drawing Theory and Its Practice in Mine. Shenyang: Northeast￾ern University Press,2007 ( 张志贵,刘兴国,于国立. 无底柱分段崩落法无贫化放矿: 无贫化放矿理论及其在矿山的实践. 沈阳: 东北大学出版 社,2007) [17] Zhang C S,Ju Y Z. The drawing pace and independent advance of ore breaking of sublevel method. Met Mine,1979( 4) : 11 ( 张成舜,鞠玉忠. 关于无底柱分段崩落法的放矿步距和崩 矿步距. 金属矿山,1979( 4) : 11) [18] An L,Xu S,Li Y H,et al. Optimization of rate of advance dur￾ing ore breaking of caving method based on multi-method joint application. Chin J Rock Mech Eng,2013,32( 4) : 754 ( 安龙,徐帅,李元辉,等. 基于多方法联合的崩落法崩矿步 距优化. 岩石力学与工程学报,2013,32( 4) : 754) ·1203·
<<向上翻页
©2008-现在 cucdc.com 高等教育资讯网 版权所有