Results 11 to 20 of about 2,155,044 (206)

Simple Rheoscopic Flows Used in Teaching Fluid Mechanics

open access: yes, 2022
Four simple demonstration experiments are presented. They are used as a support in the teaching of Fluid Mechanics I (a compulsory lecture at the University of West Bohemia in Pilsen).
Yanovych, Vitalii   +2 more
core   +1 more source

Aerodynamics of two-dimensional bristled wings in low-Reynolds-number flow

open access: yesAIP Advances, 2021
The smallest flying insects commonly possess bristled wings and use drag to provide flight forces. A bristled wing, with a wing area about 10% of that of a flat-plate wing, operating at the relevant Reynolds number of 5–15, produces a drag close to the ...
Yu Kai Wu, Yan Peng Liu, Mao Sun
doaj   +1 more source

Correction: Reiswich et al. Effect of Flexible Flaps on Lift and Drag of Laminar Profile Flow. Energies 2020, 13, 1077

open access: yesEnergies, 2022
The authors wish to make the following corrections to their paper [...]
Artur Reiswich   +3 more
doaj   +1 more source

Smart energy management of combined ventilation systems in a nZEB [PDF]

open access: yesE3S Web of Conferences, 2019
The high energy consumption, attached to a high energy demand in buildings, has led the development of several research projects with the target of reducing the energy consumption in the buildings.
Rey-Hernández Javier M.   +5 more
doaj   +1 more source

Robust optimisation of the streamlined shape of a high-speed train in crosswind conditions

open access: yesEngineering Applications of Computational Fluid Mechanics, 2023
Traditional deterministic aerodynamic optimisation cannot consider environmental uncertainty, which may lead to sensitivity issues. The present study proposes a robust design framework for the aerodynamic optimisation of high-speed trains, which accounts
Yeteng Wang   +4 more
doaj   +1 more source

Investigation of the Concepts to Increase the Dew Point Temperature for Thermal Energy Recovery from Flue Gas, Using Aspen®

open access: yesEnergies, 2019
Thermal energy of flue gases (FG) dissipating from industrial facilities into the environment, constitute around 20% of the total dissipated thermal energy.
Nataliia Fedorova   +5 more
doaj   +1 more source

Numerical Study on the Flow Past Three Cylinders in Equilateral-Triangular Arrangement at Re = 3 × 106

open access: yesApplied Sciences, 2022
One of the most common systems in engineering problems is the multi-column system in the form of an equilateral-triangular arrangement. This study used three-dimensional numerical simulations to investigate the flow around three cylinders in this ...
Mohan Zhang   +4 more
doaj   +1 more source

Numerical Modeling of Drag Reduction by Bionic Microstructures on High-speed Trains [PDF]

open access: yesJournal of Applied Fluid Mechanics
With the continuous increase in the operating speed of high-speed trains, aerodynamic performance plays an increasingly critical role in energy consumption, operational stability, and passenger comfort.
S. Ren   +6 more
doaj   +1 more source

Aerodynamics and three-dimensional effect of a translating bristled wing at low Reynolds numbers

open access: yesScientific Reports, 2022
The smallest insects fly with bristled wings at very low Reynolds numbers (Re) and use the drag of the wings to provide the weight-supporting force and thrust.
Wenjie Liu, Mao Sun
doaj   +1 more source

Numerical Study of Formation of a Series of Bubbles from an Orifice by Applying Dynamic Contact Angle Model

open access: yesAdvances in Materials Science and Engineering, 2020
The dynamic contact angle model is applied in the formation process of a series of bubbles from Period-I regime to Period-II regime by using the VOF method on a 2D axisymmetric domain.
Nan Chen, Xiyu Chen, Antonio Delgado
doaj   +1 more source

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