Results 41 to 50 of about 2,370 (195)

Rotating Disc Contactor: Dispersed Phase Holdup and Drop Size

open access: yes
The experimental data (dispersed phase holdup and drop size) from the available literature on Rotating Disc Contactor are consolidated and presented. About 20 liquid systems are covered for both dispersed phase holdup and drop size.
Swetha Saraswathi K., PR, Naren
core   +2 more sources

Characterization of liquid seepage hysteresis and capillary diffusion behavior in unsaturated ore heap

open access: yes工程科学学报, 2023
To deeply understand the capillary diffusion and seepage hysteresis behavior of the leaching solution in unsaturated ore heaps, this study builds a capillary seepage model suitable for an unsaturated ore heap by employing the COMSOL multiphysics finite ...
Lei-ming WANG   +6 more
doaj   +1 more source

Experimental validation of the calculation of phase holdup for an oil-water two-phase vertical flow based on the measurement of pressure drops

open access: yes, 2013
The performance of metering the phase holdup of an oil-water two-phase vertical flow has been investigated based on the measurement of the gravity and frictional pressure drops.
许晶禹   +4 more
core   +1 more source

Research on Liquid Flow Rate Detection of Mixed Fluid Based on Vibration Signal Characteristic Analysis of Gas Liquid Two-Phase Flow

open access: yesShock and Vibration, 2023
The online detection of liquid flow rate in gas-liquid two-phase flow has become an important factor in ensuring the safe operation of gas wells. In this paper, the real-time measurement of liquid holdup in gas-liquid two-phase flow is carried out by ...
Zhang Jian   +3 more
doaj   +1 more source

Stage Holdup of Dispersed Phase in Disc & Doughnut Pulsed Column

open access: yesEnergy Procedia, 2014
AbstractSolvent extraction is one of the key unit operations in the process industries including the fuel recovery unit of nuclear power plants. Among various types of solvent extraction units, the pulsed column is emerging as one of the best choices because of its much smaller footprints compared to the most commonly used mixer-settler type extraction
Saini, R.K., Bose, M.
openaire   +1 more source

Dispersed-Phase Holdup and Characteristic Velocity in a Pulsed and Nonpulsed Disk-and-Doughnut Solvent Extraction Column

open access: yes, 2016
The dispersed-phase holdup and characteristic velocity, which are important hydrodynamic performance parameters for solvent extraction columns, were measured and compared to literature correlations under pulsing and nonpulsing conditions using a 75 mm ...
Zheng Li (26302)   +4 more
core   +1 more source

Research on Correction of Temperature and Mineralization and Prediction of Water Holdup Based on Machine Learning

open access: yesIEEE Access
Accurate detection of water holdup in oil-water two-phase flow is crucial for optimizing production and improving crude oil recovery. The transmission lines method is currently one of the few effective methods to measure the water holdup of oil-water two-
Xiaomei Dai   +5 more
doaj   +1 more source

Local Static Hold-up in a Rotary Sieved Disc Contactor for a Butyl Acetate-water System

open access: yesInternational Journal of Technology, 2016
Considering the importance of liquid static holdup in liquid-liquid extraction columns, a novel experimental approach for predicting the mentioned parameter in a rotary sieved disc contactor has is presented in this research.
Fatemeh Behzad   +4 more
doaj   +1 more source

Gas holdup in three-phase immobilized-cell bioreactors

open access: yesApplied Biochemistry and Biotechnology, 1990
A number of studies in the published literature deal with gas holdup in three-phase reactors. However, very few address the cases in which the solid density approaches that of the liquid phases and in which low gas velocities are involved. These conditions are commonly encountered in immobilized-cell bubble columns and in fluidized-bed bioreactors ...
Rakesh Bajpai   +2 more
openaire   +2 more sources

CFD Analysis of Phase Holdup Behaviour in a Three Phase Fluidized Bed [PDF]

open access: yes, 2011
Fluidized beds are used extensively in various fields of engineering since they have the potential to promote high levels of contact between gases, liquids and solids.
Chidambaram, Allada
core  

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