GPU-accelerated meshfree computational framework for modeling the friction surfacing process [0.03%]
基于GPU加速的摩擦堆焊过程模拟无网格计算框架
Ahmed Elbossily,Zina Kallien,Rupesh Chafle et al.
Ahmed Elbossily et al.
Abstract: This study presents a meshfree framework for modeling the friction surfacing (FS) process using the smoothed particle hydrodynamics (SPH) method. The framework leverages GPU computing to address the computationa...
Two-scale concurrent simulations for crack propagation using FEM-DEM bridging coupling [0.03%]
基于FEM-DEM双尺度裂纹扩展仿真研究
Manon Voisin-Leprince,Joaquin Garcia-Suarez,Guillaume Anciaux et al.
Manon Voisin-Leprince et al.
The Discrete element method (DEM) is a robust numerical tool for simulating crack propagation and wear in granular materials. However, the computational cost associated with DEM hinders its applicability to large domains. To address this li...
DEM modelling of surface indentations caused by granular materials: application to wheel-rail sanding [0.03%]
颗粒材料引起的表面凹陷的DEM模拟：撒砂对轮轨表面作用的影响研究
Bettina Suhr,William A Skipper,Roger Lewis et al.
Bettina Suhr et al.
The presented surface indentation model is one step towards building a DEM model for wheel-rail sanding. In railways, so-called low-adhesion conditions can cause problems in traction and braking, and sanding is used to overcome this problem...
PD-DEM hybrid modeling of leading edge erosion in wind turbine blades under controlled impact scenarios [0.03%]
受控撞击场景下风轮机叶片叶尖侵蚀的PD-DEM混合模型研究
Khuram Walayat,Sina Haeri,Imran Iqbal et al.
Khuram Walayat et al.
This paper addresses the critical issue of leading edge erosion (LEE) on modern wind turbine blades (WTBs) caused by solid particle impacts. LEE can harm the structural integrity and aerodynamic performance of WTBs, leading to reduced effic...
Reduction of fluid forces for flow past side-by-side cylinders using downstream attached splitter plates [0.03%]
下游附着式分流板在两圆柱列阵流动中的减阻作用
Ali Ahmed,Shams Ul Islam,Abdul Quayam Khan et al.
Ali Ahmed et al.
A two-dimensional numerical simulation is performed to investigate the drag reduction and vortex shedding suppression behind three square cylinders with attached splitter plates in the downstream region at a low Reynolds number (Re = 150). ...
A mathematical framework for the analysis and comparison of contact detection methods for ellipses and ellipsoids [0.03%]
椭圆和椭球接触检测方法分析和比较的数学框架
Elham Kheradmand,Marc Laforest,Serge Prudhomme
Elham Kheradmand
The purpose of this research is to provide a framework for the analysis and comparison of contact detection algorithms for pairs of ellipses and ellipsoids. This work focuses primarily on the category of algorithms that are the most computa...
Omar Osman,Mervat Madi,Efstratios L Ntantis et al.
Omar Osman et al.
Respiratory infections such as COVID-19 can be spread by respiratory droplets with a diameter larger than 5-10 μ m or by droplet nuclei with a diameter smaller than 5 μ m . Besides wearing masks, fresh air should be supplied fre...
Explicit meshfree [Formula: see text] solution of the dynamic Biot formulation at large strain [0.03%]
显式无网格[公式]大应变动力Biot问题数值解法
Pedro Navas,Miguel Molinos,Miguel M Stickle et al.
Pedro Navas et al.
In this paper, an efficient and robust methodology to simulate saturated soils subjected to low-medium frequency dynamic loadings under large deformation regime is presented. The coupling between solid and fluid phases is solved through the...
Molecular dynamics performance for coronavirus simulation by C, N, O, and S atoms implementation dreiding force field: drug delivery atomic interaction in contact with metallic Fe, Al, and steel [0.03%]
基于C、N、O和S原子实现的德赖丁力场冠状病毒分子动力学性能：与金属Fe、Al和钢接触时的药物输送原子相互作用
Aliakbar Karimipour,Ali Amini,Mohammad Nouri et al.
Aliakbar Karimipour et al.
Coronavirus causes some illnesses to include cold, COVID-19, MERS, and SARS. This virus can be transmitted through contact with different atomic matrix between humans. So, this atomic is essential in medical cases. In this work, we describe...
Dominika Mulak,Johan Gaume
Dominika Mulak
The failure of a weak snow layer underlying a cohesive slab is the primary step in the release process of a dry snow slab avalanche. The complex and heterogeneous microstructure of snow limits our understanding of failure initiation inside ...