Results 1 to 10 of about 3,692 (168)

Validity and Reliability of an On‐Bike Sensor System for the Determination of Aerodynamic Drag in Cycling [PDF]

open access: yesEuropean Journal of Sport Science
Cycling performance is strongly influenced by aerodynamics, with most resistive drag forces being attributed to the rider. The Body Rocket device (BR) is an on‐bike sensor system that uses the same load cell technology as a wind tunnel, directly ...
James G. Hopker   +3 more
doaj   +2 more sources

Field and Wind Tunnel Experiments of Wind Field Simulation in the Neutral Atmospheric Boundary Layer

open access: yesAtmosphere, 2022
To investigate the pollutant dispersion of a nuclear power plant, a field tracing experiment was carried out in neutral stratification weather with the main wind direction SSW.
Dong Xie   +5 more
doaj   +1 more source

Research progress on the wind tunnel experiment of a bionic flapping-wing aerial vehicle

open access: yes工程科学学报, 2022
“Flapping wing” is a mechanism observed in the flight of birds, insects, and bats. The lift and thrust for a flight are generated by the active movement of wings. It was first specifically designed by Da Vinci.
Qiang FU   +4 more
doaj   +1 more source

Evaluation of off-site effects of wind-eroded sediments especially the content of pesticides [PDF]

open access: yesGeographica Pannonica, 2022
Wind-eroded sediment, as an environmental transport pathway of toxic elements and pesticids, can result in environmental and human exposure far beyond the agricultural areas where it has been applied.
Csányi Katalin, Farsang Andrea
doaj   +1 more source

A Design and Construction of a Wind Tunnel for Engineering Laboratories [PDF]

open access: yesMATEC Web of Conferences, 2018
The propose of this research is to demonstrate a design and construction of a wind tunnel for engineering laboratories in order to study the principles and control wind speeds in the wind tunnel. In an experiment in aerodynamics and engineering, we found
U-tapao Chalida, Moryadee Seksun
doaj   +1 more source

Comparative study on numerical simulation based on CALPUFF and wind tunnel simulation of hazardous chemical leakage accidents

open access: yesFrontiers in Environmental Science, 2022
CALPUFF, as a Lagrangian puff modeling system, is mostly used in the field of atmospheric environment research and risk assessment. CALPUFF performs well for short-term and short-range release scenarios over complex terrain, as well as long-term and long-
Rongqian Zhang, Mei Li, Hancong Ma
doaj   +1 more source

Experimental Investigation on Technology of Force Measurement Using a Distributed-sting-balance in Wind Tunnel

open access: yesHangkong gongcheng jinzhan, 2021
The processing and assembly error of using twin-trail support measurement modes can increase the internal stress of the system,and influence the measurement accuracy. According to the aerodynamic measurement demand of CTS wind tunnel experiment with twin-
YAN Wanfang   +3 more
doaj   +1 more source

Accessibility Study of a Compact Wind Tunnel with an Unequal Spacing Grid for the Outdoor Wind Environment

open access: yesBuildings, 2022
One of the key issues in architectural design and regional planning is to create a safe and comfortable outdoor building environment, which calls for more studies.
Xiaojun Ma   +3 more
doaj   +1 more source

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

Measurements of dust deposition velocity in a wind-tunnel experiment [PDF]

open access: yesAtmospheric Chemistry and Physics, 2014
In this study, we present the results of a wind-tunnel experiment on dust deposition. A new method is proposed to derive dust deposition velocity from PDA (particle dynamics analysis) particle-velocity and particle-size measurements.
J. Zhang, Y. Shao, N. Huang
doaj   +1 more source

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