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J. Cent. South Univ. (2016) 23: 2314-2320 DOI: 10.1007/s11771-016-3289-4 Numerical simulation study on hard-thick roof inducing rock burst in coal mine HE Jiang(何江)1, 2, 3, DOU Lin-ming(窦林名)1, 2, 3... of the most common and strongest dynamic disasters in coal mine, the numerical simulation is conducted to study the dynamic loading effect of roof vibration on roadway surrounding rocks as well as the impact......
J. Cent. South Univ. Technol. (2008) 15(s1): 391-396 DOI: 10.1007/s11771-008-386-z Numerical simulation of creep characteristics of soft roadway with bolt-grouting support WANG Lian-guo(王连国)1...; creep; numerical simulation; engineering practice 1 Introduction Support in soft rock roadways is a puzzle in coal mine work safety. To solve this problem, many scholars have done a lot of researches......
Numerical simulation of compound media coupling mechanism of deep mining overburden strataYANG Fan, CHEN Shuang(School of Geometrics, Liaoning Technical University, Fuxin 123000, China)Abstract... mining; numerical simulation; coupling mechanism......
J. Cent. South Univ. (2020) 27: 3149-3162 DOI: https://doi.org/10.1007/s11771-020-4535-3 Stress initialization methods for dynamic numerical simulation of rock mass with high in-situ stress YANG... an obvious advantage in solution time when compared to other methods. Besides that, it is recommended to adopt two separate analyses for the whole numerical simulation of rock mass under the combined......
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A numerical simulation of seepage structure surface and its feasibilityPENG Kang(彭康), LI Xi-bing(李夕兵), WANG Ze-wei(王泽伟), LIU Ai-hua(刘爱华)(School of Resources and Safety Engineering, Central South... the feasibility of the method.Key words:fractal theory; numerical simulation; representative elementary volume (REV); random brown function; permeability coefficient; fractal dimension......
EXPERIMENTAL RESEARCH AND NUMERICAL SIMULATION OF LASER SHOCK FORMING OF TA2 TITANIUM SHEET Z.Q. Yao1,Q.L. Deng1,J. Hu1,F. Wang1 (1.School of Mechanical Engineering, Shanghai Jiao Tong University... of metal sheet was investigated with experiments and numerical simulation. The basic theories were introduced; the surface quality and deformation of the processed titanium sample (TA2) were examined......
Numerical simulation of current distribution in metal pad of aluminum reduction cells QI Xi-quan(戚喜全), FENG Nai-xiang(冯乃祥), CUI Jian-zhong(崔建忠) (School of Materials and Metallurgy, Northeastern... negligible in metal pad. Key words: aluminum reduction cell; current density; numerical simulation; metal pad CLC number: TF821 Document code: A 1 INTRODUCTION It is troublesome to have a larger......
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NUMERICAL SIMULATION OF INDUCTION SKULL MELTING PROCESS FOR TITANIUM-ALUMINIUM BASE ALLOY Y.Y.Chen1,Z.Y.Chen1,Q.Shu1,F.T.Kong1,L.J.Xu1 (1.School of Materials Science and Engineering, Harbin... of Ti-47Al-2Cr-2Nb alloy is 305-310kW. This is identical with the melting test and has guidance sense to the melting process of actual titanium alloy. Key words:TiAl base alloy; melting; numerical simulation; [全......