Results 11 to 20 of about 689,836 (257)

Electromagnetic-conductance measurement method for the flow rate and void fraction of gas-liquid two-phase flows

open access: yesMeasurement: Sensors, 2020
Gas-liquid two-phase flow systems are widely existed in many engineering systems and industrial processes, and measurement techniques for two-phase flows are crucial in a diverse range of engineering applications.
Fucheng Chang   +5 more
doaj   +1 more source

Direct numerical simulation of the near-field dynamics of annular gas-liquid two-phase jets [PDF]

open access: yes, 2009
Copyright © 2009 American Institute of Physics.Direct numerical simulation has been used to examine the near-field dynamics of annular gas-liquid two-phase jets. Based on an Eulerian approach with mixed fluid treatment, combined with an adapted volume of
Adzic M.   +8 more
core   +1 more source

One-dimensional modelling of mixing, dispersion and segregation of multiphase fluids flowing in pipelines [PDF]

open access: yes, 2009
The flow of immiscible liquids in pipelines has been studied in this work in order to formulate a one-dimensional model for the computer analysis of two-phase liquid-liquid flow in horizontal pipes.
Tomasello, Antonino, Tomasello, Antonino
core   +1 more source

A new wellbore fluid load diagnosing model based on the energy conservation law

open access: yesNatural Gas Industry B, 2020
Liquid load in the borehole would affect the rate stability of gas well adversely. However, the existing liquid load detection techniques are somewhat limited by practical application.
Xinzhong Geng
doaj   +1 more source

Modeling of residence time distribution : application to a three-phase inverse fluidized bed based on a Mellin transform [PDF]

open access: yes, 2009
The study is focused on modeling of gas and liquid residence time distribution in an aerated liquid system of an inverse fluidized bed bioreactor. Two opposite strategies are currently available: the use of powerful complex computational fluid dynamics ...
Brienne, Jean Paul   +2 more
core   +1 more source

PIV measurements in an aerated tank stirred by a down- and up-pumping axial flow impeller [PDF]

open access: yes, 2004
Liquid phase hydrodynamics in an aerated tank stirred by a down- and an up-pumping pitched blade turbine have been investigated using Particle Image Velocimetry.
Aubin, Joelle   +4 more
core   +3 more sources

Preferential Paths of Air-water Two-phase Flow in Porous Structures with Special Consideration of Channel Thickness Effects. [PDF]

open access: yes, 2019
Accurate understanding and predicting the flow paths of immiscible two-phase flow in rocky porous structures are of critical importance for the evaluation of oil or gas recovery and prediction of rock slides caused by gas-liquid flow.
A Ferrari   +48 more
core   +2 more sources

Research on Liquid Holdup Measurement by Conductivity Method Based on Forced Annular Flow

open access: yesShiyou jixie, 2022
The accuracy of traditional conductivity method may be easily affected by flow pattern when it is used to measure the liquid holdup of gas-liquid two-phase flow.
Li Zhonghao   +4 more
doaj  

Classification of instabilities in parallel two-phase flow [PDF]

open access: yes, 1996
There is extensive literature on the stability of parallel two-phase flow, both in the context of liquid-liquid as well as gas-liquid flow. Aimed at making this literature more transparent, this paper presents a classification,scheme for the various ...
Boomkamp, P.A.M.   +2 more
core   +10 more sources

Flow Pattern and Resistance Characteristics of Gas–Liquid Two-Phase Flow with Foam under Low Gas–Liquid Flow Rate

open access: yesEnergies, 2021
To reduce the cost of arranging air foam flooding equipment at each wellhead, a method of establishing centralized air foam flooding injection stations is proposed.
Bin Wang   +4 more
doaj   +1 more source

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