焦华喆等：剪切浓密床层孔隙网络模型与导水通道演化 ·995· 由25.73%增加至44.58%，增加的比率达到了 [10]Yang ZQ,Wang Y Q.Gao Q,et al.Test research on cemented 73.27%,说明剪切作用对孔隙间的连通更加密切， filling body strength of mixed filling aggregate in Jinchuan Nickel mine.J Henan Polytech Univ Nat Sci,2015,34(2):171 有利于水分的排出. (杨志强，王永前，高谦，等。金川镍矿混合充填集料胶结充 (4)本文提出球棍比的概念，实现了细观孔隙 填体强度试验研究河南理工大学学报（自然科学版）， 结构变化的定量表征，剪切作用将球棍比由 2015,34(2):171) 48.91%增加至53.48%，提高的比率为9.34%，剪 [11]Liu L,Zhu C,Chen G L,et al.Erosion mechanism of sulfur- 切作用可以降低孔隙和喉道体积，且喉道体积下降 bearing tailings in micro-scale.I Xi'an Univ Sci Technol,2018 幅度更大 38(4):553 (刘浪，朱超，陈国龙，等.微观尺度下含硫尾砂胶结充填体 侵蚀机理.西安科技大学学报，2018,38(4)：553) 参考文献 [12]Sun W.Hou K P,Yang Z Q.ct al.X-ray CT three-dimensional reconstruction and discrete element analysis of the cement paste [1]Wu A X,Yang Y,Cheng H Y,et al.Status and prospects of backfill pore structure under uniaxial compression.Construction paste technology in China.Chin J Eng,2018,40(5):517 Building Mater,2017,138:69 (吴爱祥，杨莹，程海勇，等。中国膏体技术发展现状与趋 [13]Yang B H,Wu A X,Miao XX.3D micropore structure evolu- 势.工程科学学报，2018,40(5)：517) tion of ore particles based on image processing.Chin J Eng [2]Wang H J,Zhou X,Wu A X,et al.Mathematical model and fac- 2016.38(3):328 tors of paste thickener rake torque.Chin J Eng,2018,40(6): (杨保华，吴爱祥，缪秀秀.基于图像处理的矿石颗粒三维 673 微观孔隙结构演化.工程科学学报，2016,38(3)：328) (王洪江，周旭，吴爱祥，等。膏体浓密机扭矩计算模型及其 [14]Sun W,Wu A X.Hou K P,et al.Application of X-Ray CT 影响因素.工程科学学报，2018.40(6)：673) technology in the pore structure study of subsidence area backfill- [3]Guo LJ,Xu W Y,Shi C X.Application of the stockpile tailings ing body.Rock Soil Mech,2017,38(12):3635 cemented filling technology on abandoned cavity treatment.China (孙伟，吴爱祥，侯克鹏，等.基于X-Ray CT试验的塌陷区 Min Mag,2014,23(Suppl 2):194 回填体孔隙结构研究.岩土力学，2017,38(12)：3635) (郭利杰，许文远，史采星.堆存尾砂胶结充填处理废弃采空 [15]Wu D,Fall M,Cai S J.Numerical modelling of thermally and 区的应用实践.中国矿业.2014,23（增刊2）：194) hydraulically coupled processes in hydrating cemented tailings [4]Yilmaz T,Ercikdi B,Deveci H.Utilisation of construction and backfill columns.Int J Min Reclamation Environ,2014,28(3): demolition waste as cemented paste backfill material for under- 173 ground mine openings.JEnriron Manage,2018,222:250 [5]Shan Z Y,Su Y S.Study on the broken depth of floor failure on [16]Miao XX.Dual Pore-system Ore Aggregates Characterization and Leaching Behaviours Modelling Dissertation].Beijing:Univer- the mining face with paste filling.J Henan Polytech Unir Nat Sci, 2012,31(1):35 sity of Science and Technology Beijing,2018 (单智勇，苏勇松.膏体充填工作面底板破坏深度研究.河南 (缪秀秀.双尺度孔隙结构矿堆精细表征及浸矿多场耦合模 理工大学学报：自然科学版，2012,31(1)：35) 型研究[学位论文].北京：北京科技大学，2018) [6]Khaldoun A,Ouadif L,Baba K,et al.Valorization of mining [17]Wang X M,Zhao J W.Optimal flocculating sedimentation pa- waste and tailings through paste backfilling solution,Imiter opera- rameters of unclassified tailings slurry.J Cent South Unig Sci tion,Morocco.Int Min Sci Technol,2016,26(3)511 Technol,2016,47(5):1675 [7]Yin S H,Shao Y J,Wu A X,et al.Association analysis of expan- (王新民，赵建文.全尾砂浆最佳絮凝沉降参数.中南大学 sion crack development characteristics and uniaxial compressive 学报（自然科学版），2016,47(5)：1675) strength property of sulphide-containing backfill.Chin Eng, [18]Liu X J,Zhu H L,Liang L X.Digital rock physics of sandstone 2018,40(1):9 based on micro-CT technology.Chin J Geophys,2014,57(4): (尹升华，邵亚建，吴爱祥，等.含硫充填体膨胀裂隙发育特 1133 性与单轴抗压强度的关联分析.工程科学学报，2018,40 (刘向君，朱洪林，梁利喜.基于微CT技术的砂岩数字岩石 (1):9) 物理实验.地球物理学报，2014,57(4)：1133) [8]Cao S.Song W D,Yilmaz E.Influence of structural factors on [19]Li Y L,Zhang Y F,Cong L,et al.Application of X-CT scan- uniaxial compressive strength of cemented tailings backfill.Constr ning technique in the characterization of micro pore structure of Build Mater,2018,174:190 tight sandstone reservoir:Taking the Fuyu Oil Layer in Daan Oil- [9]Cao S,Song W D,Xue G L,et al.Mechanical characteristics field as an Example.J Jilin Univ Earth Sci Ed,2016,46(2): variation of stratified cemented tailing backfilling and its failure 379 modes.J China Unir Min Technol,2016,45(4):717 (李易霖，张云峰，丛琳，等.X-CT扫描成像技术在致密砂 (曹帅，宋卫东，薛改利，等.分层尾砂胶结充填体力学特性 岩微观孔隙结构表征中的应用：以大安油田扶余油层为例 变化规律及破坏模式.中国矿业大学学报，2016,45(4)： 吉林大学学报：地球科学版，2016,46(2)：379) 717) [20]Song D Y,He KK,Ji X F,et al.Fine characterization of pores焦华喆等: 剪切浓密床层孔隙网络模型与导水通道演化 由 25郾 73% 增 加 至 44郾 58% , 增 加 的 比 率 达 到 了 73郾 27% ,说明剪切作用对孔隙间的连通更加密切, 有利于水分的排出. (4)本文提出球棍比的概念,实现了细观孔隙 结构 变 化 的 定 量 表 征, 剪 切 作 用 将 球 棍 比 由 48郾 91% 增加至 53郾 48% ,提高的比率为 9郾 34% ,剪 切作用可以降低孔隙和喉道体积,且喉道体积下降 幅度更大. 参 考 文 献 [1] Wu A X, Yang Y, Cheng H Y, et al. Status and prospects of paste technology in China. Chin J Eng, 2018, 40(5): 517 (吴爱祥, 杨莹, 程海勇, 等. 中国膏体技术发展现状与趋 势. 工程科学学报, 2018, 40(5): 517) [2] Wang H J, Zhou X, Wu A X, et al. Mathematical model and fac鄄 tors of paste thickener rake torque. Chin J Eng, 2018, 40 (6): 673 (王洪江, 周旭, 吴爱祥, 等. 膏体浓密机扭矩计算模型及其 影响因素. 工程科学学报, 2018, 40(6): 673) [3] Guo L J, Xu W Y, Shi C X. Application of the stockpile tailings cemented filling technology on abandoned cavity treatment. China Min Mag, 2014, 23(Suppl 2): 194 (郭利杰, 许文远, 史采星. 堆存尾砂胶结充填处理废弃采空 区的应用实践. 中国矿业, 2014, 23(增刊 2): 194) [4] Y覦lmaz T, Ercikdi B, Deveci H. Utilisation of construction and demolition waste as cemented paste backfill material for under鄄 ground mine openings. J Environ Manage, 2018, 222: 250 [5] Shan Z Y, Su Y S. 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