Results 11 to 20 of about 17,478 (114)

Analysis of Reverse Circulation Performance of a Large-diameter Reaming Bit with a Guide Column for Mine Rescue Drilling [PDF]

Journal of Applied Fluid Mechanics
To address the urgent demand for rapid construction of large-diameter rescue shafts in mine emergencies, this study introduces a reverse-circulation reaming drill bit incorporating a guide column for down-the-hole (DTH) hammer systems.
Y. Cao, H. Y. Zhang, G. Q. Cui, Z. Chen, X. Q. Wang, D. X. Chen   +5 more
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Numerical and experimental study on the churning losses of 2D high-speed piston pumps

Engineering Applications of Computational Fluid Mechanics, 2020
This paper first introduces the structure and working principle of a 2D piston pump invented by the research team that the authors are involved with. Afterward, the mechanism of the churning losses caused by the pump’s moving parts, which are rotating in
Yu Huang, Chuan Ding, Heyuan Wang, Jian Ruan   +3 more
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Assessing the Capability of Computational Fluid Dynamics Models in Replicating Wind Tunnel Test Results for the Rose Fitzgerald Kennedy Bridge

CivilEng, 2021
Despite its wide acceptance in various industries, CFD is considered a secondary option to wind tunnel tests in bridge engineering due to a lack of confidence. To increase confidence and to advance the quality of simulations in bridge aerodynamic studies,
Yuxiang Zhang, Philip Cardiff, Fergal Cahill, Jennifer Keenahan   +3 more
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CFD Simulations of Compartment Fires

Chemical Engineering Transactions, 2010
preview not available - see full-text PDF article.
H. Matheislová, M. Jahoda, T. Kundrata, O. Dvorák   +3 more
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Deep Learning Framework for Real-Time Estimation of in-silico Thrombotic Risk Indices in the Left Atrial Appendage

Frontiers in Physiology, 2021
Patient-specific computational fluid dynamics (CFD) simulations can provide invaluable insight into the interaction of left atrial appendage (LAA) morphology, hemodynamics, and the formation of thrombi in atrial fibrillation (AF) patients.
Xabier Morales Ferez, Jordi Mill, Kristine Aavild Juhl, Cesar Acebes, Xavier Iriart, Benoit Legghe, Hubert Cochet, Ole De Backer, Rasmus R. Paulsen, Oscar Camara   +9 more
doaj   +1 more source

Human upper-airway respiratory airflow: In vivo comparison of computational fluid dynamics simulations and hyperpolarized 129Xe phase contrast MRI velocimetry.

PLoS ONE, 2021
Computational fluid dynamics (CFD) simulations of respiratory airflow have the potential to change the clinical assessment of regional airway function in health and disease, in pulmonary medicine and otolaryngology.
Qiwei Xiao, Neil J Stewart, Matthew M Willmering, Chamindu C Gunatilaka, Robert P Thomen, Andreas Schuh, Guruprasad Krishnamoorthy, Hui Wang, Raouf S Amin, Charles L Dumoulin, Jason C Woods, Alister J Bates   +11 more
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An Experimentally Validated CFD Code to Design Coandă Effect Screen Structures

Applied Sciences, 2023
Coandă effect screen structures are used to protect hydropower turbines in mountainous regions from impurities of different sizes. To save time during the design phase, computational fluid dynamics simulations (CFD) can support experimental ...
Thomas Senfter, Manuel Berger, Markus Schweiberer, Serafin Knitel, Martin Pillei   +4 more
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Application of Patient-Specific Computational Fluid Dynamics in Anomalous Aortic Origin of Coronary Artery: A Systematic Review

Journal of Cardiovascular Development and Disease, 2023
Anomalous aortic origin of a coronary artery (AAOCA) is a rare congenital heart condition with fixed and dynamic stenotic elements, potentially causing ischemia.
Anselm W. Stark, Andreas A. Giannopoulos, Alexander Pugachev, Isaac Shiri, Andreas Haeberlin, Lorenz Räber, Dominik Obrist, Christoph Gräni   +7 more
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Transient cooling of two circular cylinders arranged in Tandem and bounded by an adiabatic wall

Journal of Mechanical Engineering and Sciences, 2021
Parametric study is carried out on the transient cooling process of two circular cylinders in tandem arrangement for a specified period of time. Transient analysis of conjugate (conduction and convection) heat dissipation from two
N. H. Saeid, N. Hasan, Seri Rahayu Ya’akub, S. Shuib   +3 more
doaj  

GPU Acceleration of CFD Simulations in OpenFOAM

Aerospace, 2023
We introduce algorithmic advancements designed to expedite simulations in OpenFOAM using GPUs. These developments include the following. (a) The amgx4Foam library, which connects the open-source AmgX library from NVIDIA to OpenFOAM.
Federico Piscaglia, Federico Ghioldi
doaj   +1 more source