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基于CDEM的露天边坡爆破开采稳定性数值模拟研究 期刊论文
中国金属通报, 2020, 期号: 01, 页码: 294-295
Authors:  刘殿军;  冯春;  王永增;  朱心广;  王润;  曹洋;  孟磊磊
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爆破开采  露天边坡  稳定性分析  CDEM  数值模拟  
Investigation of concrete pavement cracking under multi-head impact loading via the continuum-discontinuum element method 期刊论文
INTERNATIONAL JOURNAL OF IMPACT ENGINEERING, 2020, 卷号: 135, 页码: 13
Authors:  Zhang QL;  Zhi ZH;  Feng C(冯春);  Cai YC;  Pang GH;  Yue JC
Favorite  |  View/Download:24/0  |  Submit date:2020/03/21
Concrete pavement  Mesoscopic simulation  Three-dimensional aggregate  Cohesive model  Impact cracking  
An efficient CDEM-based method to calculate full-scale fragment field of warhead 期刊论文
INTERNATIONAL JOURNAL OF IMPACT ENGINEERING, 2019, 卷号: 133, 页码: 16
Authors:  Wang HZ;  Bai CH;  冯春2,3);  Xue K;  Zhu XG(朱心广)
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Fragments field  Continuum-based discrete element method  Cross-scale calculation  Detonation product leakage algorithm  
Study of automated top-coal caving in extra-thick coal seams using the continuum-discontinuum element method 期刊论文
INTERNATIONAL JOURNAL OF ROCK MECHANICS AND MINING SCIENCES, 2019, 卷号: 122, 页码: 16
Authors:  Zhang, QL;  Yue, JC;  Liu, C;  Feng C(冯春);  Li, HM
View  |  Adobe PDF(21891Kb)  |  Favorite  |  View/Download:41/2  |  Submit date:2019/10/21
Extra-thick coal seam  Automated top-coal caving  Continuum-discontinuum element method  Constitutive model of hydraulic support  Bergmark-Roos model  
Analysis of Criteria for Assessing Safety Distance for Focused Warhead Fragments Based on CDEM 期刊论文
MATHEMATICAL PROBLEMS IN ENGINEERING, 2019, 卷号: 2019, 页码: 12
Authors:  Bai CH;  Wang HZ;  Feng C(冯春)
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Explosively driven hierarchical particle jetting 期刊论文
CHEMICAL ENGINEERING SCIENCE, 2019, 卷号: 202, 页码: 250-269
Authors:  Xue K;  Liu JQ;  Feng C(冯春);  Gan YX;  Bai CH
View  |  Adobe PDF(8673Kb)  |  Favorite  |  View/Download:157/9  |  Submit date:2019/05/29
Hierarchical particle jetting  Explosive dispersal  Coupled DEM and FEM  Shear bands  Particle packing structure  
页岩气开采中的若干力学前沿问题 期刊论文
力学进展, 2019, 卷号: 49, 期号: 00, 页码: 1-236
Authors:  刘曰武;  高大鹏;  李奇;  万义钊;  段文杰;  曾霞光;  李明耀;  苏业旺;  范永波;  李世海;  鲁晓兵;  周东;  陈伟民;  傅一钦;  姜春晖;  侯绍继;  潘利生;  魏小林;  胡志明;  端祥刚;  高树生;  沈瑞;  常进;  李晓雁;  柳占立;  魏宇杰;  郑哲敏
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页岩气  压裂  力学性质  数值模拟  监测技术  渗流  
基于连续-非连续单元方法的露天矿三维台阶爆破全过程数值模拟 期刊论文
爆炸与冲击, 2019, 卷号: 39, 期号: 02, 页码: 110-120
Authors:  冯春;  李世海;  郑炳旭;  崔晓荣;  贾建军
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三维台阶爆破  连续-非连续单元方法  损伤断裂  接触检测  露天矿  爆破开采  
冲击载荷下赤铁矿动态抗压强度及破碎特性 期刊论文
郑州大学学报(理学版), 2019, 卷号: 51, 期号: 01, 页码: 107-112
Authors:  冯春;  张俊红;  张群磊;  乐金朝
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应变率  能耗密度  动态强度  破裂度  特征破碎尺寸  
Numerical analysis of the dynamic evolution of mining-induced stresses and fractures in multilayered rock strata using continuum-based discrete element methods 期刊论文
INTERNATIONAL JOURNAL OF ROCK MECHANICS AND MINING SCIENCES, 2019, 卷号: 113, 页码: 191-210
Authors:  Ju Y;  Wang YL;  Su CS;  Zhang DS(张东双);  Ren ZY
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Continuum-based discrete element method  Multilayered rock strata  Mining-induced stress evolution  Caving zone  Fracture zone  Layer separation