Results 11 to 20 of about 14,096,044 (237)

Advances in Flow Control Methods for Pump-Stall Suppression: Passive and Active Approaches

open access: yesEnergies
This article provides a comprehensive review of key approaches to suppressing stall flow in pumps, offering insights to enhance pump performance and reliability.
Hongbo Zhao   +5 more
doaj   +3 more sources

Passive flow control on Ahmed body by rear linking tunnels

open access: yesJournal of Wind Engineering and Industrial Aerodynamics, 2020
This paper concentrates on the interaction of a car body with the surrounding airflow, in order to provide small changes for reducing vehicle fuel consumption by reducing drag.
Mahmoud Mani, Paolo Schito
exaly   +3 more sources

Flow properties of an Ahmed Body with different passive flow control methods

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2023
A numerical simulation by utilizing the FloEFD software was carried out in order to investigate the flow topology formed on slant surface and wake region of an Ahmed Body with and without passive flow control techniques.
Kemal Koca , Mustafa Özden
doaj   +2 more sources

Flow Control, Active and Passive Applications

open access: yesApplied Sciences, 2023
The Boundary Layer (BL) dynamic performance greatly affects the forces acting on any Bluff body [...]
Josep M. Bergadà, Gabriel Bugeda
doaj   +2 more sources

Microfluidic flow-cell with passive flow control for microscopy applications.

open access: yesPLoS ONE, 2020
We present a fast, inexpensive and robust technique for constructing thin, optically transparent flow-cells with pump-free flow control. Using layers of glass, patterned adhesive tape and polydimethylsiloxane (PDMS) connections, we demonstrate the ...
Nicholas A W Bell, Justin E Molloy
doaj   +2 more sources

Review of Passive Flow Control Methods for Compressor Linear Cascades

open access: yesApplied Sciences
This paper reviews the evolution of flow control methods for bladed linear cascades, focusing on passive techniques like riblets, grooves, vortex generators (VGs), and blade slots, which have proven effective in reducing drag, suppressing flow separation,
Oana Dumitrescu   +2 more
doaj   +2 more sources

Cavitation control using passive flow control techniques [PDF]

open access: yesThe Physics of Fluids, 2021
Passive flow control techniques, and particularly vortex generators have been used successfully in a broad range of aero-and hydrodynamics applications to alter the characteristics of boundary layer separation.
Mahshid Zaresharif   +3 more
semanticscholar   +2 more sources

Passive flow control devices for road vehicles: A comprehensive review

open access: yesEngineering Science and Technology, an International Journal
Aerodynamic drag reduction is considered to be one of the most effective ways to minimize fuel consumption. Hence, this work focuses on reviewing some of the most promising passive flow control techniques for drag and lift reduction in automotive ...
Md. Nazmus Salehin   +4 more
doaj   +2 more sources

Microfluidic Passive Flow Regulatory Device with an Integrated Check Valve for Enhanced Flow Control

open access: yesMicromachines, 2019
A passive microvalve has appealing advantages in cost-effective and miniaturized microfluidic applications. In this work, we present a passive flow regulatory device for enhanced flow control in a microfluidic environment.
Xinjie Zhang, Zhenyu Zhang
doaj   +2 more sources

Passive flow control in the wake of bed-mounted cylinders: a review and new experimental insights

open access: yesFrontiers in Mechanical Engineering
Controlling wake flow behind bed-mounted circular cylinders is required in many engineering applications. This study investigates several passive flow control mechanisms, including the use of helical strakes, meshes, foam coverings, slots, and holes.
Ram Balachandar
exaly   +2 more sources

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