Results 11 to 20 of about 1,922 (276)

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   +3 more sources

Methods and application for water holdup calculation and flowing image based on array electromagnetic wave instrument in horizontal water-oil wells [PDF]

open access: yesYouqicang pingjia yu kaifa, 2023
The accurate calculation of the water holdup and the inversion of fluid distribution for multi-phase flow play a crucial role in understanding the development performance in horizontal wells.
CHEN Meng,XIE Weifeng,ZHANG Yu,YANG Guofeng,LIU Xiangjun
doaj   +4 more sources

New Measurement Method of Oil-Water Two-Phase Flow with High Water Holdup and Low Rate by Phase State Regulation

open access: yesMeasurement Science Review, 2023
Flow rate and holdup are two essential parameters to describe oil-water two-phase flow. The distribution of oil-water two-phase flow in the pipeline is very uneven, and there is a significant slippage between the phases.
Han Lianfu   +3 more
doaj   +2 more sources

Gas-holdup in a 16.6 cm I.D. reciprocating plate column [PDF]

open access: yesHemijska Industrija, 2005
The effects of operation conditions (the vibration intensity and gas flow rate) on the gas holdup in a 16.6 cm i.d. two-phase reciprocating plate column (RPC) were studied.
Vasić Ljubiša S.   +4 more
doaj   +2 more sources

Numerical Simulation and Holdup Prediction of Oil-Water Two-Phase in Low Yield Shale Oil Near Horizontal Wells

open access: yesCejing jishu
The production of shale oil wells is typically low, and logging instruments such as the flow scanning imager (FSI) may exhibit poor turbine response in low-production wells, leading to measurement deviations and reduced interpretation accuracy.
QIN Honglong   +3 more
doaj   +2 more sources

Effects of EOR chemicals and superficial gas velocity on bubble size and gas holdup of a bubble column

open access: yesOil & Gas Science and Technology, 2019
Chemical Enhanced Oil Recovery (EOR) can boost oil extraction in offshore operations, however one of the main concerns regarding its application is how the efficiency of flotation units for treating produced water is affected.
Orlando Aloisio E.   +3 more
doaj   +2 more sources

Pressure drop and holdup predictions in horizontal oil–water flows for curved and wavy interfaces [PDF]

open access: yesChemical Engineering Research and Design, 2015
AbstractIn this work a modified two-fluid model was developed based on experimental observations of the interface configuration in stratified liquid–liquid flows. The experimental data were obtained in a horizontal 14mmID acrylic pipe, for test oil and water superficial velocities ranging from 0.02m/s to 0.51m/s and from 0.05m/s to 0.62m/s ...
Edomwonyi-Otu, LC, Angeli, P
openaire   +4 more sources

Data-Driven Gas Holdup Correlation in Bubble Column Reactors Considering Alcohol Concentration and Carbon Number [PDF]

open access: yesChemEngineering
Due to the complex relationship between various parameters affecting gas holdup in bubble column reactors, a unique correlation for gas holdup does not exist.
Salar Helchi   +4 more
doaj   +2 more sources

Prediction of Dispersed Phase Holdup in Scheibel Extraction Columns by a New Correlation [PDF]

open access: yesJournal of Chemical and Petroleum Engineering, 2017
In this study, the effect of operating parameters on dispersed phase holdup in liquid-liquid extraction process has been investigated. Three chemical systems (Toluene/Water, Butyl acetate/Water, and n-Butanol/Water) were utilized and holdup was ...
Shahrokh Houshyar   +2 more
doaj   +3 more sources

Simple microwave method for detecting water holdup [PDF]

open access: yesMicrowave and Optical Technology Letters, 2007
AbstractA microwave sensor is designed to measure the resonance behavior of the hydrocarbon mixture to determine the water holdup of a near horizontal oil carrying pipeline. This technique is particularly useful for detecting very small water holdup (<5%) as demonstrated by simulated and experimental results. © 2007 Wiley Periodicals, Inc. Microwave
Sheikh, S. I.   +3 more
openaire   +1 more source

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