Results 1 to 10 of about 44,375 (284)

Consistent temperature coupling with thermal fluctuations of smooth particle hydrodynamics and molecular dynamics. [PDF]

open access: yesPLoS ONE, 2012
We propose a thermodynamically consistent and energy-conserving temperature coupling scheme between the atomistic and the continuum domain. The coupling scheme links the two domains using the DPDE (Dissipative Particle Dynamics at constant Energy ...
Georg C Ganzenmüller   +2 more
doaj   +2 more sources

Crack growth pattern analysis of monolithic glass ceramic on a titanium abutment for single crown implant restorations using smooth particle hydrodynamics algorithm [PDF]

open access: yesJournal of Advanced Periodontology and Implant Dentistry, 2021
Background. Glass ceramic materials have multiple applications in various prosthetic fields. Despite the many advantages of these materials, they still have limitations such as fragility and surface machining and ease of repairing.
Mohammad Kashfi   +5 more
doaj   +2 more sources

Numerical simulation study on the damage characteristics of water jet impact in drill holes with gangue coal rock [PDF]

open access: yesScientific Reports
In the context of coal mining, where gas problems are prevalent, water jet penetration enhancement technology has emerged as a critical solution for improving gas extraction.
Yabin Gao   +4 more
doaj   +2 more sources

Study on Numerical Simulation Methods for Hypervelocity Impact on Large-Scale Complex Spacecraft Structures

open access: yesAerospace, 2021
This paper aims to study the difference of results in breakup state judgment, debris cloud and fragment characteristic parameter during hypervelocity impact (HVI) on large-scale complex spacecraft structures by various numerical simulation methods.
Yanxi Zhang   +5 more
doaj   +1 more source

Modeling Coastal Freak Wave Occurrence

open access: yesJournal of Marine Science and Engineering, 2022
Fishermen frequently suffer accidents and may even drown when they are swept into the sea by coastal freak waves near the shore of northeastern Taiwan. To accurately predict the deformation of free surfaces when waves violently strike coastal structures,
Ying-Chih Chen, Dong-Jiing Doong
doaj   +1 more source

Modelling Particle Agglomeration on through Elastic Valves under Flow

open access: yesChemEngineering, 2021
This work proposes a model of particle agglomeration in elastic valves replicating the geometry and the fluid dynamics of a venous valve. The fluid dynamics is simulated with Smooth Particle Hydrodynamics, the elastic leaflets of the valve with the ...
Hosam Alden Baksamawi   +4 more
doaj   +1 more source

A laboratory study of the effect of varying beach slopes on bore-driven swash hydrodynamics

open access: yesFrontiers in Marine Science, 2022
Swash zone hydrodynamics has significant coastal geomorphological and engineering implications. However, there is still a research gap in fully understanding the response of bore-driven swash hydrodynamics to varying beach slopes.
Bin Deng   +6 more
doaj   +1 more source

Modeling of the New Boundary of Reaction Force Based on Particle Collision in the Smoothed Particle Hydrodynamics [PDF]

open access: yesComputational Engineering and Physical Modeling, 2018
A new reaction force model of particle collision is built, which is based on the conservation of momentum and the conservation of energy. Combined with weakly compressible smoothed particle hydrodynamics and the artificial compressibility, the new model ...
L. Wang, P. Wang
doaj   +1 more source

A Local Semi-Fixed Ghost Particles Boundary Method for WCSPH

open access: yesJournal of Marine Science and Engineering, 2021
Due to the convenience and flexibility in modeling complex geometries and deformable objects, local ghost particles methods are becoming more and more popular.
Kaidong Tao, Xueqian Zhou, Huilong Ren
doaj   +1 more source

A Numerical Investigation of a Bird Strike on the Structure of an Aircraft Wing Leading Edge

open access: yesEuropean Mechanical Science, 2020
The bird strike incidents havebeen a problem since the start of modern aviation. It remains one of the mostdangerous threat to the flight safety. Although catastrophic failure isuncommon, flight safety authorities require aircrafts to be designed ...
Mehmet Seha Tatlıer
doaj   +1 more source

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