Measurement of bubble size distribution in activated sludge bubble column bioreactor
Sign Up to like & getrecommendations! Published in 2017 at "Biochemical Engineering Journal"
DOI: 10.1016/j.bej.2017.06.010
Abstract: Abstract Bubble size, bubble rise velocity and the corresponding distributions were directly measured by a dual-tip electro resistivity probe and to present empirical correlations to estimate the average bubble size and bubble rise velocity in… read more here.
Keywords: velocity; activated sludge; bubble rise; bubble size ... See more keywords
Development and evaluation of data-driven modeling for bubble size in turbulent air-water bubbly flows using artificial multi-layer neural networks
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2019.115357
Abstract: Abstract In the present study, we consider a new reliable model of the bubble size based on multi-layer artificial neural networks (ANN). A multi-layer ANN is used to establish a function for the bubble size… read more here.
Keywords: neural networks; multi layer; bubbly flows; size ... See more keywords
Numerical simulation of local bubble size distribution in bubble columns operated at heterogeneous regime
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2020.116266
Abstract: Abstract This work investigates the effect of lift force, turbulent dispersion force, bubble breakup models, bubble coalescence models, and the parameters in the class method for solving PBEs on the simulated local bubble size distribution… read more here.
Keywords: local bubble; size distribution; bubble columns; bubble diameter ... See more keywords
Generation of nanobubbles by ceramic membrane filters: The dependence of bubble size and zeta potential on surface coating, pore size and injected gas pressure.
Sign Up to like & getrecommendations! Published in 2018 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2018.03.157
Abstract: Generation of gaseous nanobubbles (NBs) by simple, efficient, and scalable methods is critical for industrialization and applications of nanobubbles. Traditional generation methods mainly rely on hydrodynamic, acoustic, particle, and optical cavitation. These generation processes render… read more here.
Keywords: zeta potential; generation; size; size zeta ... See more keywords
Monitoring the role of polymer and surfactant concentrations on bubble size distribution in colloidal gas aphron based fluids
Sign Up to like & getrecommendations! Published in 2018 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"
DOI: 10.1016/j.colsurfa.2018.08.020
Abstract: Abstract Colloidal gas aphron (CGA) based fluids have recently been introduced to develop depleted hydrocarbon reservoirs due to their ability in controlling fluid losses. Bubbles size of CGAs plays an important role in pore blockage… read more here.
Keywords: surfactant concentrations; size distribution; polymer surfactant; bubble size ... See more keywords
Measurements of internal flow regime and bubble size in effervescent atomizer
Sign Up to like & getrecommendations! Published in 2018 at "Experimental Thermal and Fluid Science"
DOI: 10.1016/j.expthermflusci.2018.07.002
Abstract: Abstract The internal flow in an effervescent atomizer was experimentally observed for a wide range of gas–liquid flow rates with various atomizer geometries. The effects of atomizer geometry, gas and liquid flow rates on the… read more here.
Keywords: internal flow; gas liquid; atomizer; geometry ... See more keywords
On the width and mean value of bubble size distributions under subcooled flow boiling
Sign Up to like & getrecommendations! Published in 2021 at "Experimental Thermal and Fluid Science"
DOI: 10.1016/j.expthermflusci.2021.110368
Abstract: Abstract In this work, a new comprehensive dataset about bubble sizes in flow boiling of water is presented. The experimental setup basically consists of a lower copper heated plate embedded in a horizontal rectangular channel… read more here.
Keywords: bubble size; width mean; mean value; flow boiling ... See more keywords
Gas–liquid flow of sub-millimeter bubbles at low void fractions: Experimental study of bubble size distribution and void fraction
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Heat and Fluid Flow"
DOI: 10.1016/j.ijheatfluidflow.2018.04.011
Abstract: Abstract This work studies gas–liquid flow of small bubbles ( −1 ) that is encountered in human bloodstream during Decompression Sickness and is also relevant to two-phase applications such as flow boiling in macro-channels. Two… read more here.
Keywords: void fraction; gas liquid; bubble size; fraction ... See more keywords
Measurement of the maximum bubble size distribution in water subcooled flow boiling at low pressure
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2017.01.027
Abstract: Abstract Bubbles of various sizes are produced at nucleation sites on a heated surface in subcooled flow boiling. However, although many correlations have been developed so far for the mean bubble size, systematic information is… read more here.
Keywords: size distribution; flow boiling; size; bubble size ... See more keywords
Recovery of nanoparticles from wastewater by foam fractionation: Regulating bubble size distribution for strengthening foam drainage
Sign Up to like & getrecommendations! Published in 2021 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2021.105383
Abstract: Abstract The application of nanoparticles (NPs) in many fields generated large amounts of wastewater which would result in resource loss and environmental pollution. In this work, foam fractionation was used to recycle NPs from their… read more here.
Keywords: bubble size; foam fractionation; foam drainage; recovery ... See more keywords
Development of a laboratory-scale flotation column with inlet bubble size measurement
Sign Up to like & getrecommendations! Published in 2019 at "Minerals Engineering"
DOI: 10.1016/j.mineng.2019.105936
Abstract: Abstract This paper presents the development of a small-scale (1 in.) laboratory flotation column with online measurement of bubble size. In contrast to the systems that use sampling-for-image techniques and have the viewing chamber located at… read more here.
Keywords: bubble size; chamber; size; flotation column ... See more keywords