Auteur Y. M. Cheng
Documents disponibles écrits par cet auteur (4)
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Article : texte imprimé
Y. M. Cheng, Auteur ; Liang, L., Auteur ; S. C. Chi, Auteur |The writers have come across a difficult stability analysis problem where there are several “strong” local minima. Several well known heuristic global minimum methods fail to locate the global minimum for this case, and the writers finally adopt[...]
Article : texte imprimé
Y. M. Cheng, Auteur ; Z. H. Zhao, Auteur ; Y. J. Sun, Auteur |The interslice force function f(x) is a major assumption of the limit equilibrium method, which is important but has not been adequately considered in the past. In this paper, f(x) is taken as the control variable, and the upper and lower limits[...]
Article : texte imprimé
Y. M. Cheng, Auteur ; Chau, K. T., Auteur ; L. J. Xiao, Auteur |For the silo flow of two materials with contrasting strengths, an automatic separation without mixing of the materials is observed during drawing. In the present paper, the writers observe that a columniform funnel flow will appear in a silo wit[...]
Article : texte imprimé
Y. M. Cheng, Auteur ; Z. N. Liu, Auteur ; W. D. Song, Auteur |Underground mine caving may induce collapse of the ground during ore caving, particularly when there is a loose material on top of the mine. In the present paper, a laboratory test is performed to model this mining problem which is followed by a[...]
