Results 91 to 100 of about 2,870 (217)

HYDRODYNAMIC LOADS ON THE WALLS OF A TURBINE BLOCK WITH A COUNTER VORTEX DAMPER

open access: yesInternational Journal for Computational Civil and Structural Engineering
The article discusses the use of a counter vortex water flow energy dissipater when using a medium-pressure hydroelectric power station's conduit as a spillway.
Genrih Orehov   +2 more
doaj   +1 more source

Gas maldistribution in a fermenter stirred with multiple turbines [PDF]

open access: yes, 2006
The study is focused on modeling of gas maldistribution of aerated liquid systems in a multiple impeller bioreactor. The phenomenon may or may not depend on column design.
Nikov, Iordan   +3 more
core  

An experimental and computational study of the vortex shape in a partially baffled agitated vessel [PDF]

open access: yes, 2007
The vortex shape in a non-standard partially baffled agitated vessel in the form of a glass-lined, under-baffled stirred vessel has been investigated using both experimental and numerical approaches for an air/water system for different rotation speeds ...
Fletcher, David F.   +4 more
core   +1 more source

Gas-Liquid Agitation with Closed Turbine Type Impellers Modified for Blade Geometries [PDF]

open access: yesChemical and Biochemical Engineering Quarterly
An agitation impeller with shrouded blades—specifically, a closed impeller—was redesigned. A closed impeller originating from a conventional turbine-type impeller was analyzed by considering the internal liquid flow characteristics.
M. Yoshida   +6 more
doaj   +1 more source

Hydrodynamic Characteristics of Dual-Impeller Configurations in a Multiple-Phase Stirred Tank

open access: yes, 2010
Experiments are carried out in a baffled flat-bottom stirred tank to test live dual-impeller configurations, including a new type of impeller, alternate blade disk turbine (ABDT).
Yang, C   +5 more
core   +1 more source

Pengaruh Tinggi Impeller Dan Variasi Jumlah Sudu Pada Impeller Terhadap Kinerja Turbin Vortex [PDF]

open access: yes, 2022
The use of technology based on alternative energy is being widely used to anticipate the limitations of fossil energy. The vortex turbine is one example.
Rasyid, Ibnu
core  

Transient dynamic stress behavior analysis of the axial flow pump as turbine at part loads

open access: yesAlexandria Engineering Journal
To explore the structural dynamic characteristics of the impeller and shaft system of the axial flow pump as turbine, the variation law of impeller transient equivalent stress, deformation, and the impeller and shaft system mode are analyzed by the ...
Fan Yang   +5 more
doaj   +1 more source

Effect of Lattice Structures in the Stress–Strain State for an Impeller Turbine

open access: yesEng
The stress level of a rotating component is of vital importance in order to ensure its safe operation. The primary source of stress for this type of component is the induced centrifugal stress, which depends on the material, rotational speed, and the ...
Dmitry Evdokimov   +3 more
doaj   +1 more source

Empirical Investigation Study of Impeller Wind Turbine

open access: yesTikrit Journal of Engineering Sciences
According to the latest research, renewable energies currently take precedence because they used to make up 1% of the global energy supply but now account for a higher amount. In order to develop a new wind turbine design that is more effective than existing designs, the inventors were forced to construct a wind turbine.
A. M. Ahmed Alwaise   +2 more
openaire   +2 more sources

Configuration Optimization and Mass Transfer in a Dual-Impeller Bioreactor

open access: yes, 2015
The bioreactor configuration including a dual-impeller combination, spacing between the impellers, and the diameter of the ring sparger is optimized based on solid suspension (N-jsg) and gas dispersion (N-f and k(L)a) in this work.
Liangzhu Zu   +11 more
core   +1 more source

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