Search Results - "Silva, Marco J."
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Wire-Mesh Sensor Super-Resolution Based on Statistical Reconstruction
Published in IEEE transactions on instrumentation and measurement (2021)“…A wire-mesh sensor (WMS) is a widely used instrument to visualize and estimate derived parameters of multiphase flows, e.g., gas void fraction or liquid…”
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A fast and improved dual-PRT Doppler technique for industrial flow metering
Published in IEEE sensors letters (01-09-2023)“…Ultrasound velocity profilers (UVP) have their distance range or maximum velocity limited by the Nyquist sampling theorem. Dual-pulse repetition time (PRT)…”
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3
Dielectric Constant of Mixtures of Carbon Dioxide and n-Dodecane Between 283 K and 343 K
Published in International journal of thermophysics (2020)“…The dielectric constant (relative permittivity) of mixtures of carbon dioxide (CO 2 ) and n -dodecane ( n -C 12 H 26 ) was experimentally determined for…”
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Addendum to “Dielectric Constant of Mixtures of Carbon dioxide and n-Dodecane Between 283 K and 343 K, Int. J. Thermophysics 41, 26, 2020”: Complementary Results for Mixtures of Carbon dioxide and Squalane Between 283 K and 343 K
Published in International journal of thermophysics (2020)“…We present additional data on the dielectric constant (relative permittivity) and liquid density of mixtures of carbon dioxide (CO 2 ) and squalane…”
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Multiple Wire-Mesh Sensors Applied to the Characterization of Two-Phase Flow inside a Cyclonic Flow Distribution System
Published in Sensors (Basel, Switzerland) (07-01-2019)“…Wire-mesh sensors are used to determine the phase fraction of gas⁻liquid two-phase flow in many industrial applications. In this paper, we report the use of…”
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New Algorithm to Discriminate Phase Distribution of Gas-Oil-Water Pipe Flow With Dual-Modality Wire-Mesh Sensor
Published in IEEE access (2020)“…Three-phase gas-oil-water flow is an important type of flow present in petroleum extraction and processing. This paper reports a novel threshold-based method…”
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Combined Finite Element and Electronic Circuit Model of a Wire-Mesh Sensor
Published in IEEE access (2021)“…A new wire-mesh sensor model based on electric field and circuit simulations is presented. In our approach, the excitation and amplification stages of the…”
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8
Gas-Liquid Flow Rate Measurement Using a Twin-Plane Capacitive Sensor and a Venturi Meter
Published in IEEE access (2019)“…We introduce a flow meter to monitor the flow rate of individual phases in gas-liquid flows. The meter combines pressure data from a Venturi tube and void…”
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Sensing Platform for Two-Phase Flow Studies
Published in IEEE access (2019)“…This paper describes the development and application of a sensing platform which consists of fast conductance sensors and proper data acquisition and…”
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10
Multichannel Capacitive Imaging of Gas Vortex in Swirling Two-Phase Flows using Parametric Reconstruction
Published in IEEE access (01-01-2020)“…Swirl-based inline phase separation is a promising approach in the process industry with potential application in oil and gas separation in petroleum industry…”
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Statistical features of the flow evolution in horizontal liquid-gas slug flow
Published in Experimental thermal and fluid science (01-11-2020)“…•Experimental investigation on the slug flow evolution in horizontal pipes.•Resistive sensors are used to obtain slug flow parameters.•Effect of the…”
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12
Optical Fiber Serpentine Arrangements for Vibration Analysis Using Distributed Acoustic Sensing
Published in IEEE sensors journal (01-12-2022)“…Distributed acoustic sensors (DASs) are able to monitor in real-time acoustic excitation and mechanical vibration of the external environment for many…”
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13
Experimental slug flow dissipation analysis in pipes with horizontal to inclined downward direction change
Published in Experimental thermal and fluid science (01-11-2022)“…•Experimental study on gas–liquid two-phase slug flow in ducts with slightly direction changes was realized.•Three slug dissipation phenomena, namely, gas…”
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Characterization of slug initiation for horizontal air-water two-phase flow
Published in Experimental thermal and fluid science (01-10-2017)“…Comparison of fitted distributions (solid lines) to experimental observations (histograms are actual data and dashed lines represent best fit) - LB/D and LS/D…”
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Experimental analysis of downward liquid-gas slug flow in slightly inclined pipes
Published in Experimental thermal and fluid science (01-05-2019)“…•Experimental investigation on the downward slug flow in inclined pipes.•Wire-mesh sensor was used for determining void fraction in the slug flow…”
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Experimental characterization of the dispersed bubbles in the slug of an air–water slug flow in a vertical pipe
Published in Journal of the Brazilian Society of Mechanical Sciences and Engineering (01-09-2023)“…Slug flow is one among the different flow patterns that two-phase flows can assume. This pattern is composed of a Taylor bubble and a liquid slug and can…”
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17
Sensing Hydrates in Pipes by a Combined Electrical and Optical Fiber Sensor
Published in IEEE sensors journal (01-05-2020)“…This paper presents the development and application of an electrical impedance sensor allied with an optical fiber Bragg grating (FBG) sensor whereby both are…”
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Performance Analysis of a Distributed Optical Fiber Vibration Sensor Based on a Sagnac Interferometer
Published in Journal of Microwaves, Optoelectronics and Electromagnetic Applications (01-03-2023)“…Abstract In this work, measuring capabilities of a Sagnac Interferometer-based Distributed Optical Fiber Sensor (DOFS) system are demonstrated by comparing its…”
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Millimeter-Scale Leak Detection Using Distributed Acoustic and Temperature Gradient Sensing
Published in 2023 IEEE SENSORS (29-10-2023)“…The occurrence of leaks in the transport of fluids in the oil and gas industry is a recurring problem. Compounds subject to reactions with the environment…”
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Conference Proceeding -
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Slip ratio in dispersed viscous oil–water pipe flow
Published in Experimental thermal and fluid science (01-01-2011)“…In this article, dispersed flow of viscous oil and water is investigated. The experimental work was performed in a 26.2-mm-i.d. 12-m-long horizontal glass pipe…”
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