Results 21 to 30 of about 6,012 (265)

DESIGN, CONSTRUCTION AND TESTING OF LOW SPEED WIND TUNNEL WITH ITS MEASUREMENT AND INSPECTION DEVICES

open access: yesJournal of Engineering, 2011
A low speed open circuit wind tunnel has been designed, manufactured and constructed at the Mechanical Engineering Department at Baghdad University - College of Engineering.
Ihsan Y. Hussain   +3 more
doaj   +1 more source

Lift Interference in Wind Tunnels with Perforated and Solid Walls [PDF]

open access: yesINCAS Bulletin, 2021
In order to obtain accurate results in wind tunnel testing it is necessary to determine the effect of interaction between the flow around the model and the test section walls.
Mihaela MANEA, Adrian BURGHIU
doaj   +1 more source

Experimental Research on Noise Reduction for Continuous Transonic Wind Tunnel Loop

open access: yesXibei Gongye Daxue Xuebao, 2020
The noise level of wind tunnel test section is respected as one of the most important performance specifications to represent the flow field quality, especially for large scale wind tunnel. According to the acoustic experimental research conducted in the

doaj   +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

Testing of calibration models in order to certify the overall reliability of the trisonic blowdown wind tunnel of VTI [PDF]

open access: yesFME Transactions, 2010
It is strongly recommended that wind tunnel calibrations become a regular part of the operational cycle for any wind tunnel. They facilitate tunnel-totunnel data comparisons. Standard calibration model, representing a generic winged missile configuration,
Damljanović Dijana, Rašuo Boško
doaj  

Structural and Aeroelastic Studies of Wing Model with Metal Additive Manufacturing for Transonic Wind Tunnel Test by NACA 0008 Example

open access: yesAerospace, 2021
Additive manufacturing (AM) technology has a potential to improve manufacturing costs and may help to achieve high-performance aerospace structures. One of the application candidates would be a wind tunnel wing model.
Natsuki Tsushima   +3 more
doaj   +1 more source

Acquisition of Swept Aerodynamic Data by the Consecutive Changing of Wing Model Configuration in a Wind Tunnel Test Using Remote Feedback Control

open access: yesAerospace, 2021
This study conducted wind tunnel tests with consecutive deflection angle changes on a three-dimensional (3D) wing with a control surface to procure aerodynamic data by sweeping the deflection angle. Configuration changes of a wind tunnel test model, such
Ken Wakimoto   +3 more
doaj   +1 more source

Contemporary frame of measurement and assessment of wind-tunnel flow quality in a low-speed facility [PDF]

open access: yesFME Transactions, 2018
The requirements for the accuracy of measurements in a wind tunnel test become more and more severe while the complexity of the test increases. In an environment of reduced time available for wind tunnel test and increasing test costs, it is important ...
Ocokoljić Goran   +3 more
doaj  

A New Method for Adjusting Setting Angle of Rotor Blade for Axial Fan in Wind Tunnel

open access: yesXibei Gongye Daxue Xuebao, 2019
Combining the fan aerodynamic efficiency with the wind tunnel pressure loss coefficient, a new equation which points out the inherent relationship of the fan blade setting angle, fan rotating speed and gas flow rate in wind tunnel circuit is derived ...

doaj   +1 more source

3D Measurement of Large Deformations on a Tensile Structure during Wind Tunnel Tests Using Microsoft Kinect V2

open access: yesSensors, 2022
Wind tunnel tests often require deformation and displacement measures to determine the behavior of structures to evaluate their response to wind excitation. However, common measurement techniques make it possible to measure these quantities only at a few
Daniele Marchisotti   +2 more
doaj   +1 more source

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