Articles with "pulsating flow" as a keyword



Design and application of a new distributed pulsating flow generator in elastic tube bundle heat exchanger

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Published in 2018 at "International Journal of Thermal Sciences"

DOI: 10.1016/j.ijthermalsci.2018.04.032

Abstract: Abstract In order to realize reasonable and effective excitation of the vibrations in heat exchanger, a new distributed pulsating flow generator (DPFG) is proposed. The pulsating flow frequencies and intensities of different branch pipes of… read more here.

Keywords: flow; heat exchanger; pulsating flow; flow generator ... See more keywords

CFD study: Effect of pulsating flow on gas–solid hydrodynamics in FCC riser

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Published in 2017 at "Particuology"

DOI: 10.1016/j.partic.2016.07.002

Abstract: Abstract Gas–solid flow in a fluid catalytic cracking (FCC) riser exhibits poor mixing in the form of a core–annulus flow pattern and a dense bottom/dilute top distribution of solids. To enhance gas–solid mixing, studies on… read more here.

Keywords: fcc riser; hydrodynamics; gas; riser ... See more keywords

Impact of density ratio on droplet dynamics in pulsating flow

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Published in 2024 at "Physics of Fluids"

DOI: 10.1063/5.0233165

Abstract: Secondary atomization is extensively studied by investigating a droplet subjected to a steady air/gas stream. However, droplets are often subjected to unsteady or pulsating flows, such as in aero-engines or rockets, because of thermo-acoustic instabilities… read more here.

Keywords: density ratio; breakup; pulsating flow; droplet dynamics ... See more keywords

Heat transfer enhancement in a supercritical CO2–water printed circuit heat exchanger using rectangular cavities and pulsating flow

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Published in 2025 at "AIP Advances"

DOI: 10.1063/5.0273334

Abstract: The printed circuit heat exchanger (PCHE) significantly reduces thermodynamic load and footprint in the heat exchange process of the supercritical carbon dioxide Brayton cycle. This study aims to investigate the efficiency of pulsation technology in… read more here.

Keywords: heat transfer; heat; pulsating flow; printed circuit ... See more keywords

Study on Measurement Method of Micro Pulsating Flow Based on Graphene Film

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Published in 2025 at "IEEE Transactions on Instrumentation and Measurement"

DOI: 10.1109/tim.2025.3619648

Abstract: The measurement of micro pulsating flow is crucial for monitoring of fluid variations, improving system efficiency, and optimizing production processes. This article proposed a micro pulsating flow measurement method based on a Fabry–Perot cavity using… read more here.

Keywords: micro pulsating; pulsating flow; measurement; measurement method ... See more keywords

Numerical research on the heat transfer enhancement of Printed Circuit Heat Exchanger in the presence of pulsating flow

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Published in 2023 at "Journal of Thermal Science and Engineering Applications"

DOI: 10.1115/1.4062316

Abstract: This paper presents a numerical investigation on the flow and heat transfer characteristics of liquid lithium and helium in PCHE (Printed Circuit Heat Exchanger) channels with pulsating flow introduced. The effects of the mass flow… read more here.

Keywords: transfer enhancement; heat; heat transfer; pulsating flow ... See more keywords
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Pulsating flow of electrically conducting couple stress nanofluid in a channel with ohmic dissipation and thermal radiation – Dynamics of blood

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Published in 2021 at "Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering"

DOI: 10.1177/09544089211025177

Abstract: The present work discloses the magnetohydrodynamic pulsating flow of blood-carrying nanoparticles in a channel with the viscous dissipation and Joule heating effects. Couple stress fluid is treated as blood which is the base fluid. The… read more here.

Keywords: thermal radiation; couple stress; dissipation; blood ... See more keywords

Study of High-Frequency Pulsating Flow Control Valves

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Published in 2024 at "Applied Sciences"

DOI: 10.3390/app142210177

Abstract: Pulsating flow signals are widely used in the fields of dynamic calibration of flow meters and reliability testing of fluid transmission pipelines. A high-frequency pulsating flow control valve is proposed, its structure and working principle… read more here.

Keywords: frequency; flow control; pulsating flow; frequency pulsating ... See more keywords
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Pulsating Flow of CNT–Water Nanofluid Mixed Convection in a Vented Trapezoidal Cavity with an Inner Conductive T-Shaped Object and Magnetic Field Effects

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Published in 2020 at "Energies"

DOI: 10.3390/en13040848

Abstract: Mixed convection of carbon-nanotube/water nanofluid in a vented cavity with an inner conductive T-shaped object was examined under pulsating flow conditions under magnetic field effects with finite element method. Effects of different parameters such as… read more here.

Keywords: pulsating flow; cavity; number; magnetic field ... See more keywords