Analysis of flow characteristics in circular pipes

Determining the fluid flow regime is critical for optimizing oil production processes. To address this need, we evaluated a method for characterizing flow by calculating the Reynolds number. Experiments were conducted using a closed-loop piping system equipped with a flow meter and a visualization chamber. The flow rate was systematically increased, and all tests were performed in triplicate to ensure accuracy and reliability. The results showed that the experimental setup effectively distinguished laminar, transitional, and turbulent flows in both single-phase and multiphase systems, with transitions visually confirmed by observing streamlines. This study presents a validated and practical approach for accurately determining flow regimes, offering direct benefits for the design and operation of industrial flow systems.

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Publication Details

Journal
Brazilian Journal of Science
Published
2025-09-29
DOI
https://doi.org/10.14295/bjs.v4i10.760
Primary Topic
Fluid Dynamics and Vibration Analysis
Type
article
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article

Analysis of flow characteristics in circular pipes

G.Ramis Ramos, António André Chivanga Barros, Nolvia Ramos, Eder Dias et al.
Brazilian Journal of Science
Fluid Dynamics and Vibration Analysis
article

Analysis of flow characteristics in circular pipes

G.Ramis Ramos, António André Chivanga Barros, Nolvia Ramos, Eder Dias, Francisco Soki, Vemba Sebastião
article en

Abstract

Determining the fluid flow regime is critical for optimizing oil production processes. To address this need, we evaluated a method for characterizing flow by calculating the Reynolds number. Experiments were conducted using a closed-loop piping system equipped with a flow meter and a visualization chamber. The flow rate was systematically increased, and all tests were performed in triplicate to ensure accuracy and reliability. The results showed that the experimental setup effectively distinguished laminar, transitional, and turbulent flows in both single-phase and multiphase systems, with transitions visually confirmed by observing streamlines. This study presents a validated and practical approach for accurately determining flow regimes, offering direct benefits for the design and operation of industrial flow systems.

Brazilian Journal of ScienceVol. 4(10)
Clínica Sagrada Esperança (AO), Instituto Superior Politécnico de Tecnologia e Ciências (AO)
Openalex Percentile: Top 71%
Fluid Dynamics and Vibration Analysis
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