Results 71 to 80 of about 20,260 (297)

Development of Bubble Size Correlation for Adiabatic Forced Convective Bubbly Flow in Low Pressure Condition Using CFD Code

open access: yesApplied Sciences, 2020
In a multidimensional two-phase flow analysis, bubble size significantly affects interfacial transfer terms such as mass, momentum, and energy. With regard to bubbly flow, the application of a simple correlation-type bubble size model presents certain ...
Jinyeong Bak   +4 more
doaj   +1 more source

Stability of Parallel Bubbly and Cavitating Flows [PDF]

open access: yes, 1995
This paper examines the bubble dynamic effects on the stability of parallel bubbly and cavitating flows of low void fraction. Inertial effects associated with the bubble response and energy dissipation due to the viscosity of the liquid, the heat ...
Brennen, Christopher E.   +2 more
core  

On the characteristics of the equations of motion for a bubbly flow and the related problem of critical flow [PDF]

open access: yes, 1976
For the study of transients in gas-liquid flows, the equations of the so-called separated flow model are inadequate, because they possess, in the general case where gas and liquid move at different velocities, complex characteristics.
Prosperetti, A., Wijngaarden, L. van
core   +2 more sources

Characterization of a Recyclate‐Based MgO‐Steel Composite As‐Sintered Inert Anode Candidate After Exposure to Cryolite Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon‐free inert anodes are essential for decarbonizing aluminum electrolysis. This study investigates a recyclate‐based MgO‐316L steel composite anode tested under galvanostatic Hall–Héroult conditions in cryolite at 1000°C. Microstructural analysis reveals selective MgO fluorination, spinel and oxide layer formation, electrolyte infiltration, and ...
Serhii Yaroshevskyi   +7 more
wiley   +1 more source

CFD Modeling of Gas-Liquid Bubbly Flow in Horizontal Pipes: Influence of Bubble Coalescence and Breakup

open access: yesInternational Journal of Chemical Engineering, 2012
Modelling of gas-liquid bubbly flows is achieved by coupling a population balance equation with the three-dimensional, two-fluid, hydrodynamic model. For gas-liquid bubbly flows, an average bubble number density transport equation has been incorporated ...
K. Ekambara   +3 more
doaj   +1 more source

Consumed by Abdominal Distention

open access: yes
Arthritis Care &Research, EarlyView.
Abimbola Fadairo‐Azinge   +3 more
wiley   +1 more source

Removing Oxide Layers and Retaining Oxide‐Free Steel Surfaces by Polishing in Oxygen‐Free Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
In this study, the efficacy of wet mechanical polishing under an oxygen‐free atmosphere for deoxidation and the retention of an oxide‐free steel surface are elucidated using X‐ray photoelectron spectroscopy. The methodology proved successful; however, the results were highly dependent on the preparation of the solvents used to clean the samples after ...
Friedrich Bürger   +2 more
wiley   +1 more source

A Simulation of Bubbly Flow Regime in Boiling Process by Comparing the Numerical Models of VOF and RPI Boiling [PDF]

open access: yesJournal of Applied Fluid Mechanics
Boiling process in a heated tube is commonly used in different industries such as electronic equipment cooling, power plant, and air conditioning systems.
S. Torfeh, M. Mirzaei, R. Kouhikamali
doaj   +1 more source

Bubble drag reduction requires large bubbles [PDF]

open access: yes, 2016
In the maritime industry, the injection of air bubbles into the turbulent boundary layer under the ship hull is seen as one of the most promising techniques to reduce the overall fuel consumption. However, the exact mechanism behind bubble drag reduction
Lohse, Detlef   +3 more
core   +3 more sources

Bubble elimination by swirl flow.

open access: yesHydraulics & Pneumatics, 1988
The performance of a newly developed bubble elimination system is analyzed. The system consists of a circular body for a swirled flow supplied tangentially, equiped with a throttle valve downward and a valve for discharging bubbles upward.A strong swirl superimposed on an averaged laminar flow during the initial state is found to decay exponentially ...
Ryushi Suzuki   +2 more
openaire   +2 more sources

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