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Computer Vision-Based Classification of Flow Regime and Vapor Quality in Vertical Two-Phase Flow [PDF]

open access: yesSensors, 2022
This paper presents a method to classify flow regime and vapor quality in vertical two-phase (vapor-liquid) flow, using a video of the flow as the input; this represents the first high-performing and entirely camera image-based method for the ...
Shai Kadish   +3 more
doaj   +2 more sources

A Novel Experimental Apparatus for Characterizing Flow Regime in Mechanically Stirred Tanks through Force Sensors [PDF]

open access: yesSensors
Pressure fluctuations in a mixing tank can provide valuable information about the existing flow regime within the tank, which in turn influences the degree of mixing that can be achieved.
Miguel Magos-Rivera   +2 more
doaj   +2 more sources

Pseudo-image-feature-based identification benchmark for multi-phase flow regimes

open access: yesChemical Engineering Journal Advances, 2021
Multiphase flow is a prevalent topic in many disciplines, and flow regime identification is an essential foundation in multiphase flow research. Computer vision and deep learning have achieved numerous excellent models, but many have not demonstrated ...
Boyu Kuang   +2 more
doaj   +1 more source

Experimental research on flow regime and transitional criterion of slug to churn-turbulent and churn-turbulent to annular flow in rectangular channels

open access: yesNuclear Engineering and Technology, 2023
As for two-phase flow in rectangular channels, the flow regimes especially like churn-turbulent and annular flow are significant for the physical problem like Countercurrent Flow Limitation (CCFL).
Qingche He   +4 more
doaj   +1 more source

Runoff from upstream changes the structure and energy flow of food web in estuary

open access: yesFrontiers in Marine Science, 2023
IntroductionSediment and nutrients flow into estuary with runoff, and then influence the estuary ecosystem. Much work has been done for investigating the response of water quality and species group (eg.
Yujun Yi   +4 more
doaj   +1 more source

Shale oil and gas exploitation in China: Technical comparison with US and development suggestions

open access: yesPetroleum Exploration and Development, 2023
The shale oil and gas exploitation in China is technically benchmarked with the United States in terms of development philosophy, reservoir stimulation treatment, fracturing parameters, fracturing equipment and materials, oil/gas production technology ...
Qun LEI   +7 more
doaj   +1 more source

Numerical Gas–Liquid Two-Phase Flow Regime Identification in a Horizontal Pipe Using Dynamic Pressure Data

open access: yesApplied Sciences, 2023
Gas–liquid two-phase flow is very common in industrial pipelines. Flow regime identification is the first step to design, analyze, and operate the gas–liquid system successfully. The purpose of this study is to develop a methodology for identification of
Umair Khan, William Pao, Nabihah Sallih
doaj   +1 more source

Effective Conservation of Desert Riverscapes Requires Protection and Rehabilitation of In-Stream Flows With Rehabilitation Approaches Tailored to Water Availability

open access: yesFrontiers in Environmental Science, 2022
Desert riverscape rehabilitation practitioners must contend with compounding effects of increasing human water demand, persistent drought, non-native species establishment, and climate change, which further stress desert riverine ecosystems such as ...
Casey A. Pennock   +2 more
doaj   +1 more source

Gas-Liquid Flow and Interphase Mass Transfer in LL Microreactors

open access: yesFluids, 2020
This work investigates the impact of fluid (CO2(g), water) flow rates, channel geometry, and the presence of a surfactant (ethanol) on the resulting gas–liquid flow regime (bubble, slug, annular), pressure drop, and interphase mass transfer coefficient ...
Brendon J. Doyle   +4 more
doaj   +1 more source

PREDICTING OF STEAM CONDENSATION HEAT TRANSFER COEFFICIENT IN HORIZONTAL FLATTENED TUBE

open access: yesJournal of Engineering and Sustainable Development, 2020
The heat transfer coefficient of steam condensation has a significant role in the performance of air-cooled heat exchangers. The purpose of this work is to predict the local/average local steam condensation heat transfer coefficient inside the horizontal
Mohammed Ghazi M. Kamil   +2 more
doaj   +3 more sources

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