Results 21 to 30 of about 157,231 (265)

Possibilities and Challenges of Different Experimental Techniques for Airflow Characterisation in the Air Cavities of Façades

open access: yesJournal of Facade Design and Engineering, 2018
Ventilated façades are applied in both new and existing buildings. It has been claimed that these components help to reduce energy use in buildings and improve occupant comfort.
Emanuela Giancola   +7 more
doaj   +1 more source

Fluid flow and heat transfer of a two-dimensional offset jet with a plasma actuator

open access: yesNihon Kikai Gakkai ronbunshu, 2017
This study is concerned with the active flow control of a two-dimensional offset jet using a dielectric barrier discharge plasma actuator (PA). The offset jet is produced by the flow of air that issues from the end of a long parallel channel, and the ...
Yusuke NOGI   +3 more
doaj   +1 more source

Control of two-dimensional offset jet using burst modulation with a plasma actuator

open access: yesNihon Kikai Gakkai ronbunshu, 2018
An experimental study is performed on a two-dimensional offset jet with a dielectric barrier discharge plasma actuator (PA) as a flow control device that introduces a periodic disturbance to the system. The offset jet is produced by a flow of air emitted
Shu SASAKI   +3 more
doaj   +1 more source

Fibers Effects on Contract Turbulence Using a Coupling Euler Model

open access: yesApplied Sciences, 2021
Fiber additive will induce the rheological behavior of suspension, resulting in variation in velocity profile and fiber orientation especially for the non-dilute case.
Wei Yang, Pei Hu
doaj   +1 more source

The Non-Dimensional Analysis of Heat Transfer and Fluid Flow in Wavy Mini Channel Heat Exchangers [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2022
In this research, the heat transfer behavior of a wavy mini-channel heat exchanger was studied. Using the experimental data of heat transfer, the convective heat transfer coefficients were estimated.
AliReza Anvari   +2 more
doaj   +1 more source

Escoamento atmosférico no Centro de Lançamento de Alcântara (CLA): parte II - ensaios no túnel de vento Atmospheric flow at the Alcantara Lauching Center (ALC): part II - experiments at a wind tunnel

open access: yesRevista Brasileira de Meteorologia, 2009
Estudou-se o escoamento atmosférico no Centro de Lançamento de Alcântara (CLA), localizado junto a uma falésia de 50 m de altura, através de simulações em túnel de vento (TV) do CTA/ITA, na escala geométrica 1:1000, com a realização de quatro diferentes ...
Suelen Trindade Roballo   +2 more
doaj   +1 more source

Evaluation of the Residence Time Distribution (RTD) for Flow in Ducts with Velocity Profile of Two Independent Variables [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2022
The correct information on RTD can help in system design and evaluation. The RTD corresponding to the velocity profile is known only for certain cases, where the velocity profile depends on one coordinate only.
Majid Emami Meibodi
doaj   +1 more source

Flow-induced orientational change of aqueous solution of polymer after an abrupt expansion in planar channel flows

open access: yesNihon Kikai Gakkai ronbunshu, 2014
Flow-induced orientational changes of an aqueous polymer solution in planer channels have been studied utilizing optical rheometric technics. Two kinds of 1:4 abrupt expansion channels with the same width and different heights of 1 mm and 0.2 mm were ...
Taisuke SATO   +3 more
doaj   +1 more source

Effect of Transverse Gust Velocity Profiles

open access: yesAIAA Journal, 2020
A large variety of gusts that develop in the atmospheric boundary layer affect aerial vehicles. This study, performed in water tow tanks, compares the response of a flat plate wing to transverse vertical gusts with a top-hat and a sine-squared velocity profile at Reynolds numbers of 20,000-30,000.
Andreu-Angulo, Ignacio   +4 more
openaire   +2 more sources

Numerical Analysis of the Differential Flowmeter: Standard Orifice and Slotted Orifices

open access: yesEnergies, 2023
The paper presents the results of simulation studies of fluid flow through a standard orifice and two slotted orifices. The research that has been carried out concerns the analysis of the effect of the orifice geometry on the velocity profiles ...
Barbara Tomaszewska-Wach
doaj   +1 more source

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