Results 11 to 20 of about 186,237 (325)

The Use of Optimized Restitution Coefficients to Improve Residence Time Prediction in Computational Fluid Dynamics-Discrete Parcel Method Models for Counter-Current Spray Dryers [PDF]

open access: hybridIndustrial & Engineering Chemistry Research, 2021
Borja Hernández   +6 more
semanticscholar   +3 more sources

Quantification of Particle Residence Time in Abdominal Aortic Aneurysms Using Magnetic Resonance Imaging and Computational Fluid Dynamics [PDF]

open access: greenAnnals of Biomedical Engineering, 2010
Hemodynamic conditions are hypothesized to affect the initiation, growth, and rupture of abdominal aortic aneurysms (AAAs), a vascular disease characterized by progressive wall degradation and enlargement of the abdominal aorta. This study aims to use magnetic resonance imaging (MRI) and computational fluid dynamics (CFD) to quantify flow stagnation ...
Ga‐Young Suh   +9 more
semanticscholar   +5 more sources

The use of computational fluid dynamics to estimate fluid residence time and flow hydrodynamics in open digesters of wastewater treatment plants: a case study

open access: greenDesalination and Water Treatment, 2013
UTE EDAR Gava-Viladecans under the project Simulacion fluidodinamica de los depositos del reactor MBR de la edar de Gava-Viladecans [FUO-EM-124-09]
Raúl Barrio   +3 more
semanticscholar   +4 more sources

Computational fluid dynamics modelling of residence times in vegetated stormwater ponds [PDF]

open access: yesProceedings of the Institution of Civil Engineers - Water Management, 2017
Experimental data characterising dispersion within Typha latifolia were previously collected in a laboratory setting. This mixing characterisation was combined with previously proposed computational fluid dynamics modelling approaches to predict ...
Ansys   +14 more
core   +4 more sources

Escape Probability, Mean Residence Time and Geophysical Fluid Particle Dynamics [PDF]

open access: greenPhysica D: Nonlinear Phenomena, 1999
Stochastic dynamical systems arise as models for fluid particle motion in geophysical flows with random velocity fields. Escape probability (from a fluid domain) and mean residence time (in a fluid domain) quantify fluid transport between flow regimes of different characteristic motion.
Jinqiao Duan   +2 more
  +6 more sources

Subject-Specific Calculation of Left Atrial Appendage Blood-Borne Particle Residence Time Distribution in Atrial Fibrillation

open access: yesFrontiers in Physiology, 2021
Atrial fibrillation (AF) is the most common arrhythmia that leads to thrombus formation, mostly in the left atrial appendage (LAA). The current standard of stratifying stroke risk, based on the CHA2DS2-VASc score, does not consider LAA morphology, and ...
Soroosh Sanatkhani   +7 more
doaj   +2 more sources

Liquid-phase RTD studies in a flotation column: an analysis between tanks-in-series and axial dispersion models

open access: yesREM: International Engineering Journal, 2021
The objective of the present study is to evaluate the fluid dynamics of a flotation column (2" in diameter and 6 m in height) based on gas hold-up measurements and, in particular, by applying the liquid-phase RTD (residence time distribution) technique ...
Hudson Jean Bianquini Couto   +2 more
doaj   +1 more source

CFD modelling of an immobilised photocatalytic reactor for phenol degradation

open access: yesWater Science and Technology, 2023
Photocatalysis is an advanced oxidation process, which has been gaining attention as a sustainable technology for tackling pollution. Optimum design, fabrication and scaling up of novel photocatalytic reactors are faced with problems such as fabrication ...
B. Devipriya   +2 more
doaj   +1 more source

Evaluation of flow characteristics in an onshore horizontal separator using computational fluid dynamics

open access: yesJournal of Ocean Engineering and Science, 2020
In the petrochemical industry, separation of oil from water is a very important process. Wells produce mixtures of gas, oil, and water which undergo a primary stage of separation inside horizontal gravity separators.
Tathagata Acharya, Lucio Casimiro
doaj   +1 more source

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