·1514· 工程科学学报，第38卷，第11期 速度大于粗颗粒下降速度，且位于放矿口中心处颗粒 of particle segregation mechanisms,Pouder Technol,2005,159 下移速度明显大于边界处颗粒速度 (1):1 Wang H J,Yin S H,Wu A X,et al.Experimental study of the factors affecting the ore flow mechanism during block caving.J 参考文献 China Unie Min Technol,2010,39(5):693 Zhang S,Tong G.Influence of iregular boundary weakening on (王洪江，尹升华，吴爱样，等.崩落矿岩流动特性及影响因 the block caving process.Int Rock Mech Min Sci Geomech Abstr, 素实验研究.中国矿业大学学报，2010,39(5)：693) 1995,32(2):135 [10]Bridgwater J,Cooke M H,Scott A M.Interparticle percolation: 2]Shen N S,Gu X C,Yin S H.Present state of block caving meth- equipment development and mean percolation velocities.Trans od at domestic and abroad.Min Technol,2009,9(4):I Inst Chem E,1978,56:157 (沈南山，顾晓春，尹升华.国内外自然崩落采矿法技术现 [11]Pierce M E.PFC3D modeling of inter-particle percolation in ca- 状.采矿技术，2009,9(4)：1) ved rock under draw /Numerical Modeling in Micromechanics 3]Feng XLSuudy on Digital Assessment and Simulation Technology via Particle Methods,2004:149 at Rock Mass Engineering Quality of Block Caving [Dissertation]. [12]Pierce M E.A Model for Grarity Flow of Fragmented Rock in Changsha:Central South University,2010 Block Caring Mines [Dissertation].Queensland:University of (冯兴隆.自然崩落法矿岩工程质量数字化评价及模拟技术 Queensland,2010 研究[学位论文].长沙：中南大学，2010) 03] Ketterhagen,W.R.,Curtis,J.S.,Wassgren C R,et al. 4]Sun H,Jin A B,Gao YT,et al.Influencing factors on the flow Modeling granular segregation in flow from quasi-threedimension- characteristics of an isolated extraction zone in caving mining. al,wedgeshaped hoppers.Powder Technol,2008,179 (3): Chin J Eng,2015,37(9):1111 126 (孙浩，金爱兵，高永涛，等.崩落法采矿中放出体流动特性 [14]Christopher R L.Development of a Computational Framewcork 的影响因素.工程科学学报，2015,37(9)：1111) Coupling the Non-Newtonian Lattice Boltzmann Method and the [5]Xu S,An L,Feng X T,et al.Research on granular flow laws of Discrete Element Method with Application to Block Caring [Disser- caved ore and rock for steeply dipping thin vein.J Min Saf Eng, tation].Swansea:Swansea University,2009 2013,30(4):512 [15]MeMinn J.Identifying soils by a triangle based on unified soil (徐帅，安龙，冯夏庭，等.急领斜矿脉崩落矿岩散体流动规 classification system /Papers on Soils 1959 Meetings.West 律研究.采矿与安全工程学报，2013,30(4)：512) Conshohocken,1960:369 de SilvaS R,Dyry A,Enstad GG,Segregation mechanisms and 16]Liu GQ.Discrete Element Methods of Fine Particle Dynamics in their quantification using segregation testers Rosato A D. Presence of Vander Waals and Electrostatic Forces Dissertation] Blackmore D L.UTAM Symposium on Segregation in Granular Beijing:Tsinghua University,2011 Flows,2000:11 (柳冠青.范德华力和静电力下的细颗粒离散动力学研究 7]Tang P,Puri V M.Methods for minimizing segregation:a review. [学位论文].北京：清华大学，2011) Part Sci Technol,2004,22(4):321 17]Wu A X.Sun YZ.Granular Dynamic Theory and Its Applica- Johanson K,Eckert C,Ghose D,et al.Quantitative measurement tions.Beijing:Metallurgical Industry Press,2008工程科学学报，第 38 卷，第 11 期 速度大于粗颗粒下降速度，且位于放矿口中心处颗粒 下移速度明显大于边界处颗粒速度． 参 考 文 献 ［1］ Zhang S，Tong G． Influence of irregular boundary weakening on the block caving process． Int J Ｒock Mech Min Sci Geomech Abstr， 1995，32( 2) : 135 ［2］ Shen N S，Gu X C，Yin S H． Present state of block caving meth￾od at domestic and abroad． Min Technol，2009，9( 4) : 1 ( 沈南山，顾晓春，尹升华． 国内外自然崩落采矿法技术现 状． 采矿技术，2009，9( 4) : 1) ［3］ Feng X L． Study on Digital Assessment and Simulation Technology at Ｒock Mass Engineering Quality of Block Caving［Dissertation］． Changsha: Central South University，2010 ( 冯兴隆． 自然崩落法矿岩工程质量数字化评价及模拟技术 研究［学位论文］． 长沙: 中南大学，2010) ［4］ Sun H，Jin A B，Gao Y T，et al． Influencing factors on the flow characteristics of an isolated extraction zone in caving mining． Chin J Eng，2015，37( 9) : 1111 ( 孙浩，金爱兵，高永涛，等． 崩落法采矿中放出体流动特性 的影响因素． 工程科学学报，2015，37( 9) : 1111) ［5］ Xu S，An L，Feng X T，et al． Ｒesearch on granular flow laws of caved ore and rock for steeply dipping thin vein． J Min Saf Eng， 2013，30( 4) : 512 ( 徐帅，安龙，冯夏庭，等． 急倾斜矿脉崩落矿岩散体流动规 律研究． 采矿与安全工程学报，2013，30( 4) : 512) ［6］ de Silva S Ｒ，Dyry A，Enstad G G，Segregation mechanisms and their quantification using segregation testers / / Ｒosato A D， Blackmore D L． UTAM Symposium on Segregation in Granular Flows，2000: 11 ［7］ Tang P，Puri V M． Methods for minimizing segregation: a review． Part Sci Technol，2004，22( 4) : 321 ［8］ Johanson K，Eckert C，Ghose D，et al． Quantitative measurement of particle segregation mechanisms，Powder Technol，2005，159 ( 1) : 1 ［9］ Wang H J，Yin S H，Wu A X，et al． Experimental study of the factors affecting the ore flow mechanism during block caving． J China Univ Min Technol，2010，39( 5) : 693 ( 王洪江，尹升华，吴爱祥，等． 崩落矿岩流动特性及影响因 素实验研究． 中国矿业大学学报，2010，39( 5) : 693) ［10］ Bridgwater J，Cooke M H，Scott A M． Interparticle percolation: equipment development and mean percolation velocities． Trans Inst Chem E，1978，56: 157 ［11］ Pierce M E． PFC3D modeling of inter-particle percolation in ca￾ved rock under draw / / Numerical Modeling in Micromechanics via Particle Methods，2004: 149 ［12］ Pierce M E． A Model for Gravity Flow of Fragmented Ｒock in Block Caving Mines ［Dissertation］． Queensland: University of Queensland，2010 ［13］ Ketterhagen，W． Ｒ． ，Curtis，J． S． ，Wassgren C Ｒ，et al． Modeling granular segregation in flow from quasi-three-dimension￾al，wedge-shaped hoppers． Powder Technol，2008，179 ( 3 ) : 126 ［14］ Christopher Ｒ L． Development of a Computational Framework Coupling the Non-Newtonian Lattice Boltzmann Method and the Discrete Element Method with Application to Block Caving［Disser￾tation］． Swansea: Swansea University，2009 ［15］ McMinn J． Identifying soils by a triangle based on unified soil classification system / / Papers on Soils 1959 Meetings． West Conshohocken，1960: 369 ［16］ Liu G Q． Discrete Element Methods of Fine Particle Dynamics in Presence of Vander Waals and Electrostatic Forces［Dissertation］． Beijing: Tsinghua University，2011 ( 柳冠青． 范德华力和静电力下的细颗粒离散动力学研究 ［学位论文］． 北京: 清华大学，2011) ［17］ Wu A X，Sun Y Z． Granular Dynamic Theory and Its Applica￾tions． Beijing: Metallurgical Industry Press，2008 ·1514·