Drop impact dynamics: Impact force and stress distributions

X Cheng, TP Sun, L Gordillo - Annual Review of Fluid …, 2022 - annualreviews.org
Dynamic variables of drop impact such as force, drag, pressure, and stress distributions are
key to understanding a wide range of natural and industrial processes. While the study of …

Coarse-grained numerical simulation for compressible fluid–particle two-phase flows

J Zeng, B Meng, J Chen, B Tian - Physics of Fluids, 2023 - pubs.aip.org
Compressible fluid–particle two-phase flows broadly exist in engineering problems, and the
Eulerian–Lagrangian method is a popular branch of simulation studies. Usually, the coarse …

Ray systems and craters generated by the impact of nonspherical projectiles

F Pacheco-Vázquez - Physical review letters, 2019 - APS
The impact of a spherical projectile on an evened-out granular bed generates a uniform
ejecta of material and a crater with a raised circular rim. Recently, Sabuwala et al.[Phys …

Millimetric granular craters from pulsed laser ablation

JO Marston, F Pacheco-Vázquez - Physical Review E, 2019 - APS
This Rapid Communication reports on an experimental study of granular craters formed by a
mechanism, namely, optical energy, via a pulsed laser focused onto the surface of a …

Closed equation model for cavity evolution in granular media

J Zeng, B Meng, X Ye, B Tian - Journal of Fluid Mechanics, 2024 - cambridge.org
Cavity evolution in granular media is crucial in explosion-driven gas–particle flows,
particularly in many engineering applications. In this study, a theoretical model was first …

[HTML][HTML] Research on physical explosion crater model of high-pressure natural gas pipeline

D Wang, S Xu, Z Wang, Y Zhou, N Gao - Petroleum Research, 2024 - Elsevier
In this study, Hypermesh and LS-DYNA numerical simulation software are used to build a
multi domain coupling model of natural gas pipeline, including soil, pipeline, TNT explosive …

Explosion cratering in 3D granular media

T Liu, B Cao, X Liu, TP Sun, X Cheng - Soft matter, 2020 - pubs.rsc.org
Sudden release of energy in an explosion creates craters in granular media. In comparison
with well-studied impact cratering in granular media, our understanding of explosion …

Impact Force and Stress Distribution of Drop Impact

TP Sun - 2021 - search.proquest.com
Drop impact is ubiquitous and relevant to many important natural phenomena and industrial
applications. Although the kinematics of drop impact has been extensively studied through …

[PDF][PDF] Dynamics and Energy Scaling of Granular Explosion Cratering

X Liu, TP Sun, M Gao, LP Vanin, L Gordillo, T Liu - 2018 - conservancy.umn.edu
We thank F. Japardi, W. Teddy, and J. Wang for the help with experiments. The research
was supported by NSF CAREER DMR‐1452180. LPV thanks the support of Capes and …