Results 11 to 20 of about 62,377 (342)

The Current State of the Engineering Method for the Optimal Gas-Dynamic Design and Calculation of Centrifugal Compressor

open access: yesEnergies, 2020
In the practice of centrifugal compressor designing, different engineering techniques are widely used because flow motion differential equations cannot be integrated, and Computational fluid dynamics cannot resolve the problem as a whole.
Yuri Galerkin   +6 more
doaj   +1 more source

Wet granulation in laboratory-scale high shear mixers: Effect of chopper presence, design and impeller speed [PDF]

open access: yes, 2011
The effect of the main means of agitation in a high shear mixer has been investigated in this study. Granulation runs have been performed on a fine cohesive microcrystalline cellulose powder (Avicel 105, d50 = 20 μm) often used as a pharmaceutical ...
Chitu, Toma Mihai   +2 more
core   +3 more sources

A numerical and experimental analysis of flow in a centrifugal pump [PDF]

open access: yes, 2002
Computational fluid dynamics (CFD) analysis has been used to solve the unsteady three-dimensional viscous flow in the entire impeller and volute casing of a centrifugal pump.
Blanco, E.   +4 more
core   +1 more source

Mass transfer and power characteristics of stirred tank with Rushton and curved blade impeller

open access: yesEngineering Science and Technology, an International Journal, 2017
Present work compares the mass transfer coefficient (kLa) and power draw capability of stirred tank employed with Rushton and curved blade impeller using computational fluid dynamics (CFD) techniques in single and double impeller cases.
Thiyam Tamphasana Devi, Bimlesh Kumar
doaj   +1 more source

Design of Multiple Impeller Stirred Tanks for the Mixing of Highly Viscous Fluids Using CFD [PDF]

open access: yes, 2006
The effect of multiple Intermig impeller configuration on hydrodynamics and mixing performance in a stirred tank has been investigated using computational fluid dynamics.
Barrué   +8 more
core   +2 more sources

Effect of Impeller Design on Power Characteristics and Newtonian Fluids Mixing Efficiency in a Mechanically Agitated Vessel at Low Reynolds Numbers

open access: yesEnergies, 2020
The mixing process is a widespread phenomenon, which plays an essential role among a large number of industrial processes. The effectiveness of mixing depends on the state of mixed phases, temperature, viscosity and density of liquids, mutual solubility ...
Marek Jaszczur   +2 more
doaj   +1 more source

Gas-liquid mass transfer : a comparison of down-and up-pumping axial flow impellers with radial impellers [PDF]

open access: yes, 2004
The performance of a down- and up-pumping pitched blade turbine and A315 for gas-liquid dispersion and mass transfer was evaluated and then compared with that of Rushton and Scaba turbines in a small laboratory scale vessel.
Aubin   +34 more
core   +2 more sources

Theoretical research of hydraulic turbine performance based on slip factor within centripetal impeller

open access: yesAdvances in Mechanical Engineering, 2015
The impeller of hydraulic turbine is a kind of centripetal impeller. The slip phenomenon within centripetal impeller is different with centrifugal impeller.
Guangtai Shi   +4 more
doaj   +1 more source

Evolution of the emulsification kinetics and rheological properties of oil-in-water emulsions prepared with two different impellers

open access: yesGrasas y Aceites, 2001
This paper deals with the emulsification kinetics, rheological properties and droplet size distribution of oil-in-water emulsions, stabilised by non-ionic surfactant, using two different impellers, an anchor and a helical ribbon impeller.
M. C. Sánchez   +3 more
doaj   +1 more source

Flow generated by radial flow impellers: PIV measurements and CFD simulations [PDF]

open access: yes, 2004
Particle image velocimetry (PIV) and computational fluid dynamics (CFD) have been used to investigate the single phase and gas-liquid flow generated by a Scaba SRGT turbine.
Aubin, Joelle   +6 more
core   +1 more source

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