Results 11 to 20 of about 6,012 (265)

A Wind Tunnel Test of Wind Farm Auctions

open access: yesEnergy Economics, 2023
Globally, governments increasingly rely on auctions to advance renewable energy. We study the design of wind farm auctions and analyze the impact of price guarantees and subsidies. While in the theoretical analysis the price guarantee has no effect, our laboratory experiment suggests that it improves efficiency and often increases production and ...
Xinyu Li   +3 more
openaire   +2 more sources

Aerodynamic Characteristics Analysis of Iced Conductor Based on BP Neural Network

open access: yesBuildings, 2022
Major disasters and losses would be caused by the galloping of transmission lines. The basis for studying the galloping mechanism of transmission lines is to analyze the aerodynamic characteristics of iced conductors.
Junhao Liang   +6 more
doaj   +1 more source

Droplet Size Distribution Characteristics of Aerial Nozzles by Bell206L4 Helicopter under Medium and Low Airflow Velocity Wind Tunnel Conditions and Field Verification Test

open access: yesApplied Sciences, 2020
To investigate the spray atomization characteristics of aerial nozzles adapted to manned agricultural helicopters under medium-low airflow velocity (0 to 27.8 m/s) conditions, the droplet size test was carried out in both wind tunnel and field tests.
Weixiang Yao   +6 more
doaj   +1 more source

Photogrammetry applied to wind-tunnel testing [PDF]

open access: yesAIAA Journal, 2000
In image-based measurements, quantitative image data must be mapped to three-dimensional object space. Analytical photogrammetric methods, which may be used to accomplish this task, are discussed from the viewpoint of experimental fluid dynamicists.
Tianshu Liu   +3 more
openaire   +1 more source

Wind Tunnel Measurement Systems for Unsteady Aerodynamic Forces on Bluff Bodies: Review and New Perspective

open access: yesSensors, 2020
Wind tunnel tests have become one of the most effective ways to evaluate aerodynamics and aeroelasticity in bluff bodies. This paper has firstly overviewed the development of conventional wind tunnel test techniques, including high frequency base balance
Zengshun Chen   +3 more
doaj   +1 more source

SHAPE OPTIMIZATION OF SUPERSONIC WIND TUNNEL DIFFUSER USING GENETIC ALGORITHM [PDF]

open access: yesمجله مدل سازی در مهندسی, 2012
Wind tunnel, as an experimental laboratory, has many applications nowadays. Installation of wind tunnel is very expensive, so designers try to reduce wind tunnel’s installation and test costs by optimizing the design of various components of the wind ...
مرتضی Javadpour   +2 more
doaj   +1 more source

Advances in modeling boundary layer turbulence and its effects on motion independent aerodynamic force of bridge decks

open access: yesAdvances in Bridge Engineering, 2022
Wind tunnel tests remain crucial to solving the wind-induced issues, such as buffeting. The turbulence impacts on the aerodynamic forces is vital to buffeting responses of a bridge, which has been neglected, for that traditional passive wind tunnel test ...
Lin Zhao   +4 more
doaj   +1 more source

Real-Time Aeroelastic Hybrid Simulation of a Base-Pivoting Building Model in a Wind Tunnel

open access: yesFrontiers in Built Environment, 2020
The wind tunnel test is one of the most reliable methods for evaluating the dynamic response of high-rise buildings considering wind-structure interaction.
Moniruzzaman Moni   +4 more
doaj   +1 more source

Designing a multi-purpose wind tunnel suitable for limited spaces

open access: yesResults in Engineering, 2022
A new design for a multi-purpose wind tunnel suitable for limited space is proposed. Toronto Metropolitan University is located in the downtown area of the city of Toronto, Canada, which is a busy location with limited campus space.
Mohamed Abdelwahab   +2 more
doaj   +1 more source

Low Speed Wind Tunnel Design and Optimization Using Computational Techniques and Experimental Validation [PDF]

open access: yesINCAS Bulletin, 2019
Generally, the experimental aerodynamics is related to wind tunnel experiments. The wind tunnel design topic is very old but the development in computational fluid dynamics led to improvement in the wind tunnel design. This paper describes the design and
Ahmed ABOELEZZ
doaj   +1 more source

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