Results 1 to 10 of about 1,528 (179)

A numerical investigation of the effect of micro vortex generators on film cooling [PDF]

open access: yesScientific Reports
Film cooling is a key technology for protecting turbine blades from high thermal loads, directly influencing component durability, efficiency, and operational safety.
Mana Suwari, Ehsan Roohi
doaj   +5 more sources

Micro-Vortex Generators on Transonic Convex-Corner Flow [PDF]

open access: yesAerospace, 2021
A convex corner models the upper surface of a deflected flap and shock-induced boundary layer separation occurs at transonic speeds. This study uses micro-vortex generators (MVGs) for flow control.
Kung-Ming Chung   +2 more
doaj   +2 more sources

Comparative Study of the Performance Improvement of an Axial Compressor with a Micro-Vortex Generator and a Suction Slot [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
Flow control methods have been gradually applied to improve the flow field characteristics of axial compressors. However, most of the current research is focused on the cascade, and few studies have taken a compressor as the research object. Therefore, a
S. Ma, X. L. Sun, W. Cheng, W. L. Chu
doaj   +3 more sources

Micro Vortex Generators for Boundary Layer Control: Principles and Applications [PDF]

open access: yesInternational Journal of Flow Control, 2015
A review is given to the major developments in the boundary layer control by means of micro vortex generator (MVG). The appearance of MVG dates back to about three decades from the present review and this class of device rapidly spreads as an efficient and robust boundary layer control strategy for flows with separation in particular.
Sun, Z.
core   +4 more sources

A Development of Meso-Scale Vortex Combustion for a Micro Power Generator Based on a Thermoelectric Generator

open access: yesFluids, 2022
The development of portable electronic devices has increased; this development needs to be accompanied by the development of reliable power sources.
Herman Saputro   +4 more
doaj   +3 more sources

Improving the Aerodynamic Performance of WIG Aircraft with a Micro-Vortex Generator (MVG) in Low-Speed Condition

open access: yesAerospace, 2023
This present study investigated the potential of passive flow control to reduce induced drag by using a micro-vortex generator (MVG) at a backward-facing step (BFS) location.
Zinnyrah Methal   +5 more
doaj   +3 more sources

Experimental and numerical study on the heat transfer and flow characteristics of micro-gap chip with longitudinal vortex generator array

open access: yesCase Studies in Thermal Engineering, 2023
The longitudinal vortex generators (LVGs) are introduced in the 3D stacked chip micro gaps to enhance heat transfer. Experimental and numerical tests on the performance of 3D stacked chip with and without LVGs in the gap are conducted, and the flow and ...
Zhongjie Lu   +4 more
doaj   +3 more sources

Influences of micro ramp vortex generators on the performance of flush waterjet propulsor [PDF]

open access: yesScientific Reports
An array of micro-ramp vortex generators (MRVGs) is deployed on the bottom of the ship’s hull just before the inlet, aiming to mitigate flow separation on the ramp wall at low inlet velocity ratios (IVR).
Liu Chen, Xiangqian Ma, Ren Dai
doaj   +2 more sources

Numerical Simulation of Mixing Enhancement in Scramjet using Micro Vortex Generator

open access: yesProcedia Engineering, 2012
AbstractTo improve the efficiency of supersonic combustion apart from cavity flows, micro vortex generator is an active research for high speed combustion. The effectiveness of such vortex generators greatly depends on location and strength of growing boundary layer, which makes the experimental study complicated thereby numerical simulation becomes a ...
Saravanan, G., Suresh, C.
exaly   +2 more sources

Design and Development of a Smart Vortex Turbine [PDF]

open access: yesMATEC Web of Conferences, 2023
The growing demand for clean energy has led many engineers and scientists to find a way to effectively generate and distribute electricity without any carbon footprints.
Khan Moid   +4 more
doaj   +1 more source

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