Results 21 to 30 of about 237,642 (283)

Machine-learning based error prediction approach for coarse-grid Computational Fluid Dynamics (CG-CFD)

open access: yesProgress in nuclear energy (New series), 2020
Computational Fluid Dynamics (CFD) is one of the modeling approaches essential to identifying the parameters that affect Containment Thermal Hydraulics (CTH) phenomena.
Botros N. Hanna   +3 more
semanticscholar   +1 more source

Dynamic flow analysis using an OpenFOAM based CFD tool: Validation of Turbulence Intensity in a testing site

open access: yesITM Web of Conferences, 2014
The presenting paper investigates on the validation of the turbulence intensity (TI) modeled by a CFD tool. Six meteorological masts, equipped with cup anemometers, have been used for the purpose. Three different turbulence closure schemes, which are the
Casella Livio   +4 more
doaj   +1 more source

Propionic acid extraction in a microfluidic system: simultaneous effects of channel diameter and fluid flow rate on the flow regime and mass transfer [PDF]

open access: yesIranian Journal of Chemical Engineering, 2018
In this work, extraction of propionic acid from the aqueous phase to the organic phase (1-octanol) was performed in T-junction microchannels and effects of channel diameter and fluid flow rate on the mass transfer characteristics were investigated.
F. Hosseini, M. Rahimi, O. jafari
doaj  

Investigation of Liquid–Liquid Two-Phase Flow Pattern in Microreactors for Biodiesel Production [PDF]

open access: yesIranian Journal of Chemical Engineering, 2015
"> In the present study, transesterification of soybean oil to Fatty Acid Methyl Ester (FAME) was carried out in the microreactor. The system performance was investigated in the presence of hexane as a cosolvent.
M. Basiri, M. Rahimi, F. Mohammadi
doaj  

Exploring the efficacy of natural convection in a cabinet type solar dryer for drying gooseberries: An experimental analysis

open access: yesJournal of Agriculture and Food Research, 2023
A study was conducted to evaluate the efficiency of a cabinet-type solar dryer with naturally convection drying specifically for Indian gooseberries. One notable advantage of utilizing a passive solar dryer is its reliance on natural energy sources, such
Chhotelal Prajapati, Tanuja Sheorey
doaj   +1 more source

CFD simulation of urban microclimate: Validation using high-resolution field measurements.

open access: yesScience of the Total Environment, 2019
Heat stress in urban areas can have detrimental effects on human health, comfort and productivity. In order to mitigate heat stress, Computational Fluid Dynamics (CFD) simulations of urban microclimate are increasingly used.
Nestoras Antoniou   +3 more
semanticscholar   +1 more source

Experiments and CFD for the propeller wake of a generic submarine operating near the surface

open access: yesOcean Engineering, 2020
An experimental and computational fluid dynamics (EFD and CFD) study of the appended notional submarine DARPA Suboff fitted with the 7-bladed E1658 propeller and operating near the free surface is presented.
Lianzhou Wang   +3 more
semanticscholar   +1 more source

Infrared thermal imaging for melt pool analysis in SLM: a feasibility investigation

open access: yesVirtual and Physical Prototyping, 2018
Melt pool dimension can help to relate process parameters and build part quality in selective laser melting (SLM) process. In this study, a near-infrared thermal imager (about 670 nm spectral range) was employed to collect powder layer thermal signal in ...
Bo Cheng   +5 more
doaj   +1 more source

Identification of serum protein biomarkers for pre‐cancerous lesions associated with pancreatic ductal adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
This work identified serum proteins associated with pancreatic epithelial neoplasms (PanINs) and early‐stage PDAC. Proteomics screens assessed genetically engineered mice with abundant PanINs, KPC mice (Lox‐STOP‐Lox‐KrasG12D/+ Lox‐STOP‐Lox‐Trp53R172H/+ Pdx1‐Cre) before PDAC development and also early‐stage PDAC patients (n = 31), compared to benign ...
Hannah Mearns   +10 more
wiley   +1 more source

Embedded One-Dimensional Orifice Elements for Slosh Load Calculations in Volume-Of-Fluid CFD

open access: yesApplied Sciences, 2022
For CFD liquid sloshing simulations, fine computational mesh resolutions are typically required to model the flow within small flow passages or orifices found in fuel tanks.
Elrich Botha   +2 more
doaj   +1 more source

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