Zobrazeno 1 - 10
of 735
pro vyhledávání: '"Noise mitigation"'
Publikováno v:
Tribology in Industry, Vol 46, Iss 3, Pp 418-431 (2024)
This study investigates the potential of applying water to the wheel-rail contact to reduce squealing noise. For this purpose, a twin-disc device with a single tram wheel and real wheel suspension stiffnesses was developed. Three types of tests were
Externí odkaz:
https://doaj.org/article/850923a25e3945dc9d72f5584345e906
Autor:
Long Bin Tan, Linus Yinn Leng Ang
Publikováno v:
Acoustics, Vol 6, Iss 1, Pp 272-297 (2024)
This study aims to tackle the challenge of high noise levels on balconies while preserving natural ventilation. Eight innovative balcony designs, incorporating elements like diffuser edges, undulating ceilings, Helmholtz resonators, grooves, or sound
Externí odkaz:
https://doaj.org/article/5cbf400c7d2e472cb5d01faa86f3fabd
Autor:
Andrea Rivarola, Adrian Gambier
Publikováno v:
Energies, Vol 17, Iss 22, p 5530 (2024)
The population is often opposed to wind turbines being erected near their homes, mainly because the machines are noisy, especially at night. In an effort to establish a compromise between the needs of the people and the fulfilment of energy demands,
Externí odkaz:
https://doaj.org/article/6bdcdf9b9a3c4a4393d357401580db63
Publikováno v:
Buildings, Vol 14, Iss 11, p 3339 (2024)
The relationship between architectural design and outdoor acoustic environments remains underexplored, particularly in educational spaces where noise levels impact comfort and usability. This study investigates the impact of building facade height on
Externí odkaz:
https://doaj.org/article/f9608c8f94564f82bc51a61349d472da
Publikováno v:
Machines, Vol 12, Iss 8, p 499 (2024)
Electric propulsion motors are more efficient than internal combustion engines, but they generate high-frequency tonal noise, which can be perceived as annoying. Acoustical materials are typically suitable for high-frequency noise, making them ideal
Externí odkaz:
https://doaj.org/article/4ddb9a9dadd54ddfabaf66df2a43b1a2
Publikováno v:
Sensors, Vol 24, Iss 9, p 2814 (2024)
Wireless communication represents the basis for the next generation of vehicle safety systems, whereas visible light communication (VLC) is one of the most suitable technologies for this purpose. In this context, this work introduces a novel VLC rece
Externí odkaz:
https://doaj.org/article/b2d2ad1cc8d04e8480c665b001990b23
Publikováno v:
Frontiers in Marine Science, Vol 10 (2023)
Underwater noise from offshore pile driving has raised significant concerns over its ecological impact on marine life. To protect the marine environment and maintain the sustainable development of wind energy, strict governmental regulations are impo
Externí odkaz:
https://doaj.org/article/a00f52c365b24ab9a81b9dc7653db77b
Autor:
Araya Alejandro, Fingerhuth Sebastian
Publikováno v:
Romanian Journal of Transport Infrastructure, Vol 11, Iss 2, Pp 1-17 (2022)
The most important source of environmental noise is generated by vehicular traffic on roads and highways. Several organisms have reported human health and various social problems related to noise. The Agua Negra international road seeks to improve th
Externí odkaz:
https://doaj.org/article/0e0f6cfafad44b7c84160f57e67ec062
Publikováno v:
Symmetry, Vol 16, Iss 2, p 187 (2024)
The presence of phase diffusion noise may lead to the loss of quantum measurement advantages, resulting in measurement results that cannot beat the standard quantum limit (SQL). Squeezing is considered an effective method for reducing the detrimental
Externí odkaz:
https://doaj.org/article/b71f14877c97409c8bd9d3a49c93879a
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