IGA-MPM: the isogeometric material point method

G Moutsanidis, CC Long, Y Bazilevs - Computer Methods in Applied …, 2020 - Elsevier
We propose the use of Isogeometric Analysis (IGA) within the context of the Material Point
Method (MPM), and refer to the approach as IGA-MPM. We use the idea of IGA, and its …

Modeling strong discontinuities in the material point method using a single velocity field

G Moutsanidis, D Kamensky, DZ Zhang… - Computer Methods in …, 2019 - Elsevier
We propose a new way to include strong velocity discontinuities in the material point method
(MPM). We use the recent idea of damage gradient partitioning to dynamically determine …

[PDF][PDF] A NEW PRESSURE FIELD BASED MODEL FOR COLD HEAVY OIL PRODUCTION WITH SAND

WB VANDERHEYDEN, S MAO, X MA, DZ ZHANG - researchgate.net
Abstract Cold Heavy Oil Production with Sand (CHOPS) is a wellknown primary heavy oil
recovery method. In CHOPS, a key mechanism of production is the formation of wormholes …