Results 81 to 90 of about 2,870 (217)

Experimental Investigation of Microbubble Evolution in the Liquivac Multiphase Flow Pump

open access: yesAsia-Pacific Journal of Chemical Engineering, Volume 21, Issue 2, March/April 2026.
ABSTRACT This paper aims to experimentally investigate the mechanisms of microbubble characteristics evolution within an axial pump. The findings will aid in assessing the pump performance by identifying the range of bubble sizes and comparing them with the threshold size (< 300 μm). This study also provides evidence supporting the use of such pumps as
Hamad FA   +4 more
wiley   +1 more source

Modeling of flow in impeller stirred tanks using computational fluids dynamics

open access: yes, 2004
Includes bibliographical references (leaves 63-68).The efficiency of mixing processes in impeller agitated tanks depends highly on the hydrodynamics.
Siwale, Namwawa Alice
core  

A Perspective: Accelerating Electrochemical Energy Storage for a Reliable, Affordable, Resilient, and Secure Electric Grid

open access: yesBatteries &Supercaps, Volume 9, Issue 3, March 2026.
This Perspective summarizes grid‐scale electrochemical energy storage research at Pacific Northwest National Laboratory, focusing on cost‐competitive battery development, reliability and safety validation, and grid‐duty‐cycle relevance. By integrating technology development with deployment‐oriented considerations, it outlines pathways toward reliable ...
Xiaolin Li   +27 more
wiley   +1 more source

Data on the agitation of a viscous Newtonian fluid by radial impellers in a cylindrical tank

open access: yesData in Brief, 2017
In this paper, the data assembled concerning the agitation of a Newtonian fluid in a cylindrical vessel is disclosed. The stirred vessel is not provided with baffles and has a flat-bottom.
Houari Ameur, Youcef Kamla, Djamel Sahel
doaj   +1 more source

CFD Modelling of Pump as Turbine with Various Number of Blade for Microhydro System

open access: yesJournal of Applied Science & Process Engineering, 2016
Pump as Turbine is an electromechanically component that is largely used in microhydro system. The main advantages of pump as turbine compared to commercially available turbines are lower cost, easier to maintain and readily available. These key features
Mohd Azlan Ismail Ismail   +3 more
doaj   +1 more source

A hydrodynamic study of nickel suspension in stirred tanks

open access: yes, 2005
Many studies on solid-liquid mixing have been dedicated to low density particles at low solids concentrations. In the present work, computational fluid dynamics (CFD) simulation and experimental methods were employed to study suspension of high density ...
Aoyi, Ochieng
core  

Effect of Impeller Clearance and Liquid Level on Critical Impeller Speed in an Agitated Vessel using Different Axial and Radial Impellers

open access: yesJournal of Applied Fluid Mechanics, 2016
The effect of impeller clearance and liquid level on the critical impeller speed (Njs) for various radial and axial flow impellers in 0.29 m ID agitated vessel has been studied.
Chitra Devarajulu, L. Muruganandam
doaj  

Comparison of saw tooth impeller and Rushton turbine

open access: yesAIP Conference Proceedings, 2019
On the basis of numerical simulations, the comparisons of turbulent characteristics in mixing tanks equipped with a saw-tooth impeller and a Rushton turbine are shown in this contribution. Numerical simulations were performed using the LES model, which is implemented in the OpenFoam environment.On the basis of numerical simulations, the comparisons of ...
Chára, Z. (Zdeněk)   +1 more
openaire   +2 more sources

Performance evaluation of three cross flow vertical axis wind turbine configurations.

open access: yes, 2009
The performance output of three Vertical Axis Wind Turbine (VAWT) configurations has been evaluated using a two-dimensional Computational Fluid Dynamic (CFD) model. Data has been obtained using a quasi-steady Multi Reference Frame (MRF) approach in which
Rao, H.V.   +3 more
core  

Mistuned Vibration of Radial Inflow Turbine Impeller

open access: yesJournal of Fluid Science and Technology, 2008
This paper is concerned with the numerical prediction of impeller blade vibration due to excitation by the wake of nozzle guide vanes in turbochargers. This problem is particularly important as turbochargers are used in a broad range of operation conditions, leading to some unavoidable resonant frequencies.
HATTORI, Hiroaki   +2 more
openaire   +3 more sources

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