Results 21 to 30 of about 17,478 (114)

Comparison of Newtonian and Non-newtonian Fluid Models in Blood Flow Simulation in Patients With Intracranial Arterial Stenosis

open access: yesFrontiers in Physiology, 2021
BackgroundNewtonian fluid model has been commonly applied in simulating cerebral blood flow in intracranial atherosclerotic stenosis (ICAS) cases using computational fluid dynamics (CFD) modeling, while blood is a shear-thinning non-Newtonian fluid.
Haipeng Liu   +13 more
doaj   +1 more source

Recent Efforts for Credible CFD Simulations in China

open access: yesModelling and Simulation in Engineering, 2011
In this paper some recent efforts for credible computational fluid dynamics (CFD) simulations in China are reviewed. The most important effort is that, following similar activities in the West such as ECARP and AIAA Drag Prediction Workshops, a series of
Li Li, Bai Wen, Liang Yihua
doaj   +1 more source

PHANTOM project: development and validation of the pipeline from MRA acquisition to MRA simulations

open access: yesESAIM: Proceedings and Surveys, 2016
The aim of this project is to validate the Vivabrain pipeline with a physical phantom from real MRI acquisition to MRI simulations through image segmentation and computational fluid dynamics (CFD) simulations. For that purpose, we set up three comparison
Ancel Alexandre   +4 more
doaj   +1 more source

OC6 Phase Ia: CFD Simulations of the Free-Decay Motion of the DeepCwind Semisubmersible

open access: yesEnergies, 2022
Currently, the design of floating offshore wind systems is primarily based on mid-fidelity models with empirical drag forces. The tuning of the model coefficients requires data from either experiments or high-fidelity simulations.
Lu Wang   +23 more
doaj   +1 more source

Experimental and Numerical Study of the Aerodynamic Characteristics of an Archimedes Spiral Wind Turbine Blade

open access: yesEnergies, 2014
A new type of horizontal axis wind turbine adopting the Archimedes spiral blade is introduced for urban-use. Based on the angular momentum conservation law, the design formula for the blade was derived using a variety of shape factors.
Kyung Chun Kim   +5 more
doaj   +1 more source

Hydrodynamic investigation of acoustic bubble–surface interactions on nanoarray-coated fins for microelectronic cooling with machine learning-based analysis

open access: yesScientific Reports
This study presents a novel phase-change cooling strategy that synergistically integrates acoustofluidic bubble dynamics with nanoarray-coated micropin fins to enhance thermal performance.
Seyed Hamed Godasiaei   +2 more
doaj   +1 more source

On the Effectiveness of Scale-Averaged RANS and Scale-Resolved IDDES Turbulence Simulation Approaches in Predicting the Pressure Field over a NASCAR Racecar

open access: yesFluids, 2023
Racecar aerodynamic development requires well-correlated simulation data for rapid and incremental development cycles. Computational Fluid Dynamics (CFD) simulations and wind tunnel testing are industry-wide tools to perform such development, and the ...
Adit Misar, Phillip Davis, Mesbah Uddin
doaj   +1 more source

GPU-based simulation of 3D blood flow in abdominal aorta using OpenFOAM

open access: yesArchives of Mechanics, 2011
The simulation of blood flow in the cardiac system has the potential to become an attractive diagnostic tool for many cardiovascular diseases, such as in the case of aneurysm.
Z. Malecha   +6 more
doaj   +1 more source

Application of Computational Fluid Dynamics in cooling systems design for special purpose objects [PDF]

open access: yesFME Transactions, 2014
The paper illustrates the basic methodology and principal problems of CFD (Computational Fluid Dynamics) approach in designing a proper cooling system (capacity of cooling, determination of optimal position, number and size of openings for cooling, etc.)
Banjac Miloš J.
doaj  

Blood flow in intracranial aneurysms treated with Pipeline embolization devices: computational simulation and verification with Doppler ultrasonography on phantom models [PDF]

open access: yesUltrasonography, 2015
Purpose: The aim of this study was to validate a computational fluid dynamics (CFD) simulation of flow-diverter treatment through Doppler ultrasonography measurements in patient-specific models of intracranial bifurcation and side-wall aneurysms. Methods:
Anderson Chun On Tsang   +7 more
doaj   +1 more source

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