A coupled peridynamics and DEM-IB-CLBM method for sand erosion prediction in a viscous fluid

Y. Zhang, S. Haeri, Y. H. Zhang, G. Pan

科研成果: 书/报告/会议事项章节会议稿件同行评审

2 引用 (Scopus)

摘要

In this paper the peridynamics theory is integrated with a DEM-IB-CLBM (Discrete Element-Immersed Boundary-Cascaded Lattice Boltzmann Method) framework to enable fully-resolved simulations of sand erosion in viscous fluids. The crack and damage of the material walls are modelled with the peridynamics theory, the no-slip boundary condition is implemented on the surface of particles using an Immersed Boundary Method (IBM) and particle collisions are accurately resolved using a Discrete Element Method. The method is validated by comparing the trajectory of a particle colliding with a wall in a viscous fluid with the previous results provided in the literature. The impact of the generated craters due to the collisions on the vortex field and also the impact of collision angle on the material damage are investigated.

源语言英语
主期刊名Proceedings of the 6th European Conference on Computational Mechanics
主期刊副标题Solids, Structures and Coupled Problems, ECCM 2018 and 7th European Conference on Computational Fluid Dynamics, ECFD 2018
编辑Roger Owen, Rene de Borst, Jason Reese, Chris Pearce
出版商International Centre for Numerical Methods in Engineering, CIMNE
3025-3036
页数12
ISBN(电子版)9788494731167
出版状态已出版 - 2020
活动6th ECCOMAS European Conference on Computational Mechanics: Solids, Structures and Coupled Problems, ECCM 2018 and 7th ECCOMAS European Conference on Computational Fluid Dynamics, ECFD 2018 - Glasgow, 英国
期限: 11 6月 201815 6月 2018

出版系列

姓名Proceedings of the 6th European Conference on Computational Mechanics: Solids, Structures and Coupled Problems, ECCM 2018 and 7th European Conference on Computational Fluid Dynamics, ECFD 2018

会议

会议6th ECCOMAS European Conference on Computational Mechanics: Solids, Structures and Coupled Problems, ECCM 2018 and 7th ECCOMAS European Conference on Computational Fluid Dynamics, ECFD 2018
国家/地区英国
Glasgow
时期11/06/1815/06/18

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