Results 21 to 30 of about 1,379,431 (362)

A Study of the Effects of Tornado Translation on Wind Loading Using a Potential Flow Model

open access: yesFrontiers in Built Environment, 2022
This paper investigates the effects of tornado translation on pressure and overall force experienced by an airfoil subjected to tornado loading and presents a framework to reproduce the flow conditions and effects of a moving tornado.
Shuan Huo   +5 more
doaj   +1 more source

Effect of Wind Tunnel Blockage on the Performance of a Horizontal Axis Wind Turbine with Different Blade Number

open access: yesEnergies, 2019
Blockage corrections for the experimental results obtained for a small-scale wind turbine in a wind tunnel are required in order to estimate how the same turbine would perform in real conditions.
Abdelgalil A. El-Tayesh   +6 more
semanticscholar   +1 more source

Meandering airflows beneath the underbody of a train model including bogie (LES of large-scale flow structure around real-shaped train model)

open access: yesNihon Kikai Gakkai ronbunshu, 2021
In this study, a large-eddy simulation (LES) is conducted to investigate meandering airflows generated throughout the underbody of a real-shaped train model in open air.
Koji NAKADE   +2 more
doaj   +1 more source

Wake behavior and control: comparison of LES simulations and wind tunnel measurements

open access: yesWind Energy Science, 2019
. This paper applies a large-eddy actuator line approach to the simulation of wind turbine wakes. In addition to normal operating conditions, a specific focus of the paper is on wake manipulation, which is performed here by derating, yaw misalignment and
Jiangang Wang   +3 more
semanticscholar   +1 more source

A Comparative Study of Wind Tunnel Tests and Design Codes in Evaluation of Along-Wind Effects on Towers

open access: yesShock and Vibration, 2021
This study aims to estimate the wind loads acting on a tower structure by comparing and reviewing design codes and the results of wind tunnel tests. To this end, the modal properties of the tower were identified through short-term on-site measurements of
Seungho Lee, Sooyong Kim, Soon-Duck Kwon
doaj   +1 more source

Design of stick-framed wood roofs under tornado wind loads

open access: yesFrontiers in Built Environment, 2022
Light-frame wood construction comprises nearly 90% of the housing industry in Canada and the United States. The roofs of these houses can be constructed either entirely on site or using prefabricated trusses.
Caspar L. D. Bain   +4 more
doaj   +1 more source

Causal Effect of Leading-Edge Sawtooth Configuration on Flow Field Characteristics and Aerodynamic Losses in the Supersonic Compressor Cascade [PDF]

open access: yesJournal of Applied Fluid Mechanics
This study focuses on the TM-141 supersonic compressor blade as the subject of investigation. Utilizing the Reynolds-averaged numerical simulation approach, the study examines the impact of the leading-edge sawtooth structure on the blade grid, flow ...
S. J. Hu, Z. J. Wei, M. Ni, G. M. Ren
doaj   +1 more source

Effects of Topside Structures and Wind Profile on Wind Tunnel Testing of FPSO Vessel Models

open access: yesJournal of Marine Science and Engineering, 2020
This study examined the effects of wind loads on a floating production storage and offloading (FPSO) vessel, focusing in particular on the impact of the turbulent wind profiles, the level of details of the topside structures, and the operation modes of ...
Seungho Lee, Sanghun Lee, Soon-Duck Kwon
doaj   +1 more source

Assessment of Rainfall Variability over Karnataka state in India

open access: yesNatural Hazards Research
Karnataka state situated in the southern part of India is surrounded by a long coast line and western ghat mountain regions on the western side. The rainfall distribution shows a large variability in different parts of the state.
Krushna Chandra Gouda   +3 more
doaj   +1 more source

Wind tunnel study on power output and yaw moments for two yaw-controlled model wind turbines

open access: yesWind Energy Science, 2018
. In this experimental wind tunnel study the effects of intentional yaw misalignment on the power production and loads of a downstream turbine are investigated for full and partial wake overlap. Power, thrust force and yaw moment are measured on both the
J. Bartl, F. Mühle, L. Sætran
semanticscholar   +1 more source

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