Outflow rate and wall stress for two-dimensional hoppers Export

@article{ristow1997, abstract = {We investigate how the discharge process in a two-dimensional hopper depends on various material and geometrical parameters. We use a molecular-dynamics-type simulation technique which allows for the rotation of the particles and use suitable parameters to describe acrylic glass. The outflow rate does not depend on the restitution coefficient and the transition from funnel-flow to mass-flow behavior is clearly observable when the hopper angle increases. The full discharge process of 10 000 particles is studied and the height dependence of the wall forces at the end is compared to that of a fluid.}, author = {Ristow, Gerald H.}, citeulike-article-id = {2481575}, citeulike-linkout-0 = {http://dx.doi.org/10.1016/S0378-4371(96)00365-2}, citeulike-linkout-1 = {http://www.sciencedirect.com/science/article/B6TVG-3SPGWM7-2/2/0c495d9b3ed46c997903157c85e0e633}, day = {1}, doi = {10.1016/S0378-4371(96)00365-2}, journal = {Physica A: Statistical and Theoretical Physics}, keywords = {dem, discrete\_element\_method, granular, granular\_flow, hopper, hopper\_flow, silo}, month = {February}, number = {3-4}, pages = {319--326}, posted-at = {2008-03-07 03:47:11}, priority = {2}, title = {Outflow rate and wall stress for two-dimensional hoppers}, url = {http://dx.doi.org/10.1016/S0378-4371(96)00365-2}, volume = {235}, year = {1997} }

TY - JOUR ID - ristow1997 L3 - citeulike-article-id:2481575 N2 - We investigate how the discharge process in a two-dimensional hopper depends on various material and geometrical parameters. We use a molecular-dynamics-type simulation technique which allows for the rotation of the particles and use suitable parameters to describe acrylic glass. The outflow rate does not depend on the restitution coefficient and the transition from funnel-flow to mass-flow behavior is clearly observable when the hopper angle increases. The full discharge process of 10 000 particles is studied and the height dependence of the wall forces at the end is compared to that of a fluid. IS - 3-4 JF - Physica A: Statistical and Theoretical Physics EP - 326 TI - Outflow rate and wall stress for two-dimensional hoppers VL - 235 SP - 319 KW - dem KW - discrete_element_method KW - granular KW - granular_flow KW - hopper KW - hopper_flow KW - silo AU - Ristow, Gerald PY - 1997/02/01/ UR - http://dx.doi.org/10.1016/S0378-4371(96)00365-2 ER -