Results 11 to 20 of about 1,480,626 (311)

Comprehensive Investigating on the Aerodynamic Influences of the Wheel Contact Patch [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2020
Computational fluid dynamics is implemented to investigate the influence of the wheel contact patch on the global car aerodynamics. Two main aspects of the problem are the contact step and patch shape.
Xiaoyan Yu   +3 more
doaj   +1 more source

Wind tunnel testing of wake steering with dynamic wind direction changes

open access: yesWind Energy Science, 2020
. The performance of an open-loop wake-steering controller is investigated with a new unique set of wind tunnel experiments. A cluster of three scaled wind turbines, placed on a large turntable, is exposed to a turbulent inflow and dynamically changing ...
F. Campagnolo   +3 more
semanticscholar   +1 more source

Aerodynamic response of high-speed trains under crosswind in a bridge-tunnel section with or without a wind barrier

open access: yes, 2021
High-speed trains experience a sharp transition to a strong crosswind environment when running in a bridge–tunnel section due to the perennial prevailing crosswind in the canyon, and this sudden transition seriously affects train safety. In this study, a
E. Deng   +7 more
semanticscholar   +1 more source

Aeroacoustic design and characterization of the 3D-printed, open-jet, anechoic wind tunnel of Delft University of Technology

open access: yes, 2020
The newly refurbished vertical tunnel (V-tunnel) at Delft University of Technology has been redesigned as a state-of-the-art facility for research in aeroacoustics (A-tunnel), as well as fundamental studies in laminar-turbulent transition and flow ...
R. Merino-Martínez   +6 more
semanticscholar   +1 more source

Study on Analysis and Experimental Validation of Wind Torque for Design of Drive Unit of Radar System [PDF]

open access: yes한국정밀공학회지, 2017
In this study, we analyzed wind torque from aerostatic force coefficients of radar structures according to the Reynolds number. The test was conducted in the KOCED Wind Tunnel Center at Chonbuk University, and the wind tunnel test model was at 1:8 scale.
Sung Hwan Yim   +4 more
doaj   +1 more source

Dynamical influence of MJO phases on the onset of Indian monsoon

open access: yesEnvironmental Research Communications, 2023
There is a need to understand the onset of monsoon dynamics as the date of onset of monsoon (DOM) is an important parameter in framing all the policy for the imminent season like crop choice, sowing schedule, disaster management, power distribution etc ...
S Lenka   +3 more
doaj   +1 more source

Wind farm power optimization via yaw angle control: A wind tunnel study

open access: yesJournal of Renewable and Sustainable Energy, 2019
Yaw angle control is known nowadays as a promising and effective technique to mitigate wake effects in wind farms. In this paper, we perform wind tunnel experiments to study the performance of a model wind farm with five turbine rows under a wide variety
M. Bastankhah, F. Porté-Agel
semanticscholar   +1 more source

Advances in critical technologies for hypersonic and high-enthalpy wind tunnel

open access: yes, 2020
Hypersonic and high-enthalpy wind tunnels and their measurement techniques are the cornerstone of the hypersonic flight era that is a dream for human beings to fly faster, higher and further.
Zonglin Jiang   +3 more
semanticscholar   +1 more source

Simulation of extreme temperature over Odisha during May 2015

open access: yesWeather and Climate Extremes, 2017
An extreme temperature event (heat wave) over the state of Odisha was unique as it lasted for about 2 weeks in the 3rd and 4th weeks of May 2015. There was a similar severe heat wave in western and central Odisha in the month of April 1998.
K.C. Gouda   +3 more
doaj   +1 more source

Design and performance of an aeroacoustic wind tunnel facility at the University of Bristol

open access: yesApplied Acoustics, 2019
This paper provides an overview of the design and performance of the new aeroacoustic wind tunnel facility at the University of Bristol. The purpose of the facility is to enable near- and far-field acoustic and aerodynamic studies on a variety of ...
Y. Mayer   +4 more
semanticscholar   +1 more source

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