3-DIMENSIONAL MODEL FOR PARTICLE-SIZE SEGREGATION BY SHAKING

被引:214
|
作者
JULLIEN, R [1 ]
MEAKIN, P [1 ]
PAVLOVITCH, A [1 ]
机构
[1] CTR ETUD SACLAY,SERV RECH MET PHYS,F-91191 GIF SUR YVETTE,FRANCE
关键词
D O I
10.1103/PhysRevLett.69.640
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A three-dimensional model for particle-size segregation by shaking has been developed and used to study the upward motion of a large sphere in a random packing of smaller spheres. In this model segregation occurs only for values of the diameter ratio (PHI) above a critical value PHI(c) congruent-to 2.8. The ratio of the upward velocity of the large particles to their diameter is greatest for values of PHI just larger than PHI(c). The simulation results can be understood in terms of a simple theoretical model that becomes exact in the limit PHI --> infinity.
引用
收藏
页码:640 / 643
页数:4
相关论文
共 50 条
  • [1] 3-DIMENSIONAL MODEL FOR PARTICLE-SIZE SEGREGATION BY SHAKING - REPLY
    JULLIEN, R
    MEAKIN, P
    PAVLOVITCH, A
    PHYSICAL REVIEW LETTERS, 1993, 70 (14) : 2195 - 2195
  • [2] 3-DIMENSIONAL MODEL FOR PARTICLE-SIZE SEGREGATION BY SHAKING - COMMENT
    BARKER, GC
    MEHTA, A
    GRIMSON, MJ
    PHYSICAL REVIEW LETTERS, 1993, 70 (14) : 2194 - 2194
  • [3] SIMPLE-MODELS FOR 2 AND 3-DIMENSIONAL PARTICLE-SIZE SEGREGATION
    MEAKIN, P
    JULLIEN, R
    PHYSICA A, 1992, 180 (1-2): : 1 - 18
  • [4] PARTICLE-SIZE SEGREGATION BY SHAKING IN 2-DIMENSIONAL DISC PACKINGS
    JULLIEN, R
    MEAKIN, P
    PAVLOVITCH, A
    EUROPHYSICS LETTERS, 1993, 22 (07): : 523 - 528
  • [5] PARTICLE-SIZE SEGREGATION BY SHAKING IN 2-DIMENSIONAL DISK PACKINGS - COMMENT
    BARKER, GC
    MEHTA, A
    EUROPHYSICS LETTERS, 1995, 29 (01): : 61 - 62
  • [6] PARTICLE-SIZE SEGREGATION BY SHAKING IN 2-DIMENSIONAL DISK PACKINGS - COMMENT - REPLY
    JULLIEN, R
    MEAKIN, P
    PAVLOVITCH, K
    EUROPHYSICS LETTERS, 1995, 29 (01): : 63 - 64
  • [7] SEGREGATION BY SHAKING IN COHESIONLESS GRANULAR MIXTURES - EFFECTS OF PARTICLE-SIZE AND DENSITY
    OHTSUKI, T
    KINOSHITA, D
    TAKEMOTO, Y
    HAYASHI, A
    JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 1995, 64 (02) : 430 - 434
  • [8] ARCHING EFFECT MODEL FOR PARTICLE-SIZE SEGREGATION
    DURAN, J
    RAJCHENBACH, J
    CLEMENT, E
    PHYSICAL REVIEW LETTERS, 1993, 70 (16) : 2431 - 2434
  • [9] A MECHANISM FOR PARTICLE-SIZE SEGREGATION IN 3 DIMENSIONS
    JULLIEN, R
    MEAKIN, P
    NATURE, 1990, 344 (6265) : 425 - 427
  • [10] Energetics of particle-size segregation
    Trewhela, Tomás
    Ulloa, Hugo N.
    Journal of Fluid Mechanics, 2024, 1000