Results 21 to 30 of about 27,692,586 (192)

Monitoring Gas Void Fraction In Two-Phase Flow With Acoustic Emission [PDF]

open access: yes, 2010
The two-phase gas/liquid flow phenomenon can be encountered over a range of gas and liquid flow rates in the chemical engineering industry, particularly in oil and gas production transportation pipelines.
Addali, Abdulmajid
core   +7 more sources

Numerical Study on Diesel Oil Carrying Water Behaviors in Inclined Pipeline Based on Large Eddy Simulation

open access: yesIEEE Access, 2019
Water accumulation in low-lying areas of product oil pipelines always leads to corrosion damage of pipelines. Predicting the law of product oil carrying water can provide reference for the optimization of pipeline operation parameters and corrosion ...
Tao Zhang   +4 more
doaj   +1 more source

A novel method to identify the flow pattern of oil–water two-phase flow

open access: yesJournal of Petroleum Exploration and Production Technology, 2020
This paper presents a novel method combining extreme learning machine (ELM) and multiple empirical mode decomposition (MEMD) to identify flow patterns of oil–water two-phase flow. The proposed method can recognize accurately five typical flow patterns of
Zhong-Cheng Li, Chun-Ling Fan
doaj   +1 more source

Two-phase flow meter for determining water and solids volumetric flow rate in vertical and inclined solids-in-water flows [PDF]

open access: yes
Multiphase flow can be defined as the simultaneous flow of a stream of two or more phases. Solids-in-water flow is a multiphase flows where solids and liquid are both present. Due to the density differences of the two phases, the results for such flow is
Muhamedsalih, Yousif
core   +3 more sources

The Influence on Response of a Combined Capacitance Sensor in Horizontal Oil–Water Two-Phase Flow

open access: yesApplied Sciences, 2019
In the process of production logging interpretation, a water cut is one of the key factors to obtain the oil phase content in the oil well. In order to measure the water cut of the horizontal oil⁻water two-phase flow with low yield, the response ...
Lei Li   +7 more
doaj   +1 more source

The Recognition Algorithm of Two-Phase Flow Patterns Based on GoogLeNet+5 Coord Attention

open access: yesMicromachines, 2023
The two-phase flow in a microchannel consists of liquid–liquid and gas–liquid material components. The automatic recognition of flow patterns using deep learning approaches has been emerging.
Jinsong Zhang   +2 more
doaj   +1 more source

Downward Annular Flow of Air–Oil–Water Mixture in a Vertical Pipe

open access: yesEnergies, 2020
The paper presents the results of a study concerned with the hydrodynamics of an annular downward multiphase flow of gas and two mutually non-mixing liquids through a vertical pipe with a diameter of 12.5 mm.
Agata Brandt   +3 more
doaj   +1 more source

Permeabilities of Water–Oil Two-Phase Flow in Capillary Fractures with Different Wettabilities

open access: yesEnergies
The influence of wettability on the permeability performance of water–oil two-phase flow has attracted increasing attention. Dispersed flow and stratified flow are two flow regimes for water–oil two-phase flow in capillary fractures.
Na Huang   +3 more
doaj   +1 more source

Dissipative Particle Dynamic Simulation of Oil-Water Two-Phase Flow in Quartz Slits

open access: yesGeofluids, 2023
Aiming to study the characteristics and mechanism of oil-water two-phase flow, based on the method of dissipative particle dynamics (DPD), meso-scale models of pressure-driven flow in quartz slits with width of 5-15 nm were simulated.
Jiuzhu Wu, Jiaqi Li
doaj   +1 more source

Hydrodynamics of air and oil–water dispersion/emulsion in horizontal pipe flow with low oil percentage at low fluid velocity

open access: yesCogent Engineering, 2018
The objective of this paper is to investigate the flow regimes of three phase flow, emerged to be as two phase flow. These two phases are air phase and oil dispersed in water phase, in other words the latter phase can be termed as water–oil emulsion ...
Laura Edwards   +3 more
doaj   +1 more source

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