Results 211 to 220 of about 5,235,819 (288)
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Impact of rotor–stator axial spacing on the gas–liquid–solid flow characteristics of a multiphase rotodynamic pump based on the Euler multi-fluid model

The Physics of Fluids
Multiphase rotodynamic pumps are used by the oil and gas industry to transport mixed media in pipelines. The characteristics of gas–liquid–solid flow in such pumps are significantly affected by the rotor–stator axial spacing so that further investigation
Liwei Hu   +4 more
semanticscholar   +1 more source

Multiphase flow characteristics and EOR mechanism of immiscible CO2 water-alternating-gas injection after continuous CO2 injection: A micro-scale visual investigation

, 2020
Water-alternating-gas (WAG) injection has been widely applied in fossil fuel reservoirs to enhance oil recovery (EOR) and CO2 capture and storage (CCS) efficiency.
Wang Lu   +4 more
semanticscholar   +1 more source

Multiphase flow in microfluidics: From droplets and bubbles to the encapsulated structures.

Advances in Colloid and Interface Science, 2020
Microfluidic technologies have a unique ability to control more precisely and effectively on two-phase flow systems in comparison with macro systems.
A. Sattari, P. Hanafizadeh, M. Hoorfar
semanticscholar   +1 more source

Tomographic multiphase flow measurement

Applied Radiation and Isotopes, 2012
Measurement of multiphase flow of gas, oil and water is not at all trivial and in spite of considerable achievements over the past two decades, important challenges remain (Corneliussen et al., 2005). These are related to reducing measurement uncertainties arising from variations in the flow regime, improving long term stability and developing new ...
C, Sætre, G A, Johansen, S A, Tjugum
openaire   +2 more sources

Multi-phase-field modeling using a conservative Allen–Cahn equation for multiphase flow

Computers & Fluids, 2019
The phase-field (PF) method is a method for interface tracking that can treat complex topological changes relatively easily because of its diffuse interface model.
Shintaro Aihara, T. Takaki, N. Takada
semanticscholar   +1 more source

An ultrasonic-based multiphase flow composition meter

, 2020
Accurate multiphase flow metering using non radio-active sensors is highly required in oil fields. This paper suggests a new concept of multiphase flow metering of flow composition with experimental validation in a large lab-scale multiphase flow loop ...
M. Méribout   +3 more
semanticscholar   +1 more source

Critical multiphase flow

2009
Chapter 7 is devoted to the critical multiphase flow. It starts with the mathematical definition of the criticality condition, with the appropriate design of a numerical grid structure and numerical iteration strategy. Then the methods used in the modern design are presented starting from the simple models and increasing gradually the complexity. First
openaire   +1 more source

An Ultrasonic Transmission/Reflection Tomography System for Industrial Multiphase Flow Imaging

IEEE transactions on industrial electronics (1982. Print), 2019
Monitoring multiphase flow process and measuring its parameters have been a research topic that received broad attentions for the past decades. Ultrasonic process tomography (UPT) obtains the distribution of the two-phase flow based on ultrasound ...
C. Tan, Xiao Li, Hao Liu, F. Dong
semanticscholar   +1 more source

Roughness Control on Multiphase Flow in Rock Fractures

Geophysical Research Letters, 2019
The roughness of rock fractures induces irregular flow passages and significantly affects the displacement front. Previous studies focus on displacement instabilities in porous media, but how roughness controls displacement patterns in rock fractures ...
R. Hu   +4 more
semanticscholar   +1 more source

Gas-liquid-liquid multiphase flow in microfluidic systems – A review

Chemical Engineering and Science, 2019
Gas-liquid-liquid (G/L/L) multiphase flow in microfluidic system has been a vital part of microfluidics, micro-chemical and micro-analysis in recent years. Microfluidics has emerged as a useful tool to prepare G/L/L that affords improved control over the
Zhuo Chen, Jianhong Xu, Yundong Wang
semanticscholar   +1 more source

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