Results 11 to 20 of about 755,676 (315)

Noise Level Notifier [PDF]

open access: yesE3S Web of Conferences, 2023
This paper involves utilizing an Arduino Uno as the primary hardware to measure the sound level in a library. The amount of noise in the region is measured using a sound sensor.
P.M Dinesh   +5 more
doaj   +2 more sources

Determination of the level of noise in nurseries and pre-schools and the teachers′ level of annoyance

open access: yesNoise and Health, 2016
Objective: The aim of this article is to determine the level of noise in nurseries and pre-schools and also to compare measured levels with standard levels and evaluate the teachers’ level of annoyance.
Ozan Gokdogan, Cagil Gokdogan
doaj   +2 more sources

Modeling the dependence of the noise level on the speed of vehicles [PDF]

open access: yesE3S Web of Conferences, 2023
In this research work, the analysis of the noise level emitted by vehicles on the streets of the city of the following objects located around the public roads of Tashkent city: Kushbegi, Koshkurgan, Nukus, Altintepa, Temur-Malik, Beshqayragoch streets is
Abdikhalilov Fitrat Abdikhalil ugli   +2 more
doaj   +1 more source

Importance of Noise Hygiene in Dairy Cattle Farming—A Review

open access: yesAcoustics, 2023
Noise is defined as unwanted sound, whether chronic or periodic, and can be described in a variety of terms, including its frequency, intensity, frequency spectrum, and sound pressure shape over time.
Dimo Dimov, Toncho Penev, Ivaylo Marinov
doaj   +1 more source

Multi-level quantum noise spectroscopy [PDF]

open access: yesNature Communications, 2021
AbstractSystem noise identification is crucial to the engineering of robust quantum systems. Although existing quantum noise spectroscopy (QNS) protocols measure an aggregate amount of noise affecting a quantum system, they generally cannot distinguish between the underlying processes that contribute to it.
Youngkyu Sung   +16 more
openaire   +6 more sources

Analysis of vibrations of rolling bearings of machine mechanisms [PDF]

open access: yesОмский научный вестник, 2022
The article analyzes the vibrations of rolling bearings and their influence on the operation of bearings. An increase in the speed of operation and a boost in power and forces cause an increase in the intensity of vibration fields.
V. A. Ilinykh, V. Yu. Lineytsev
doaj   +1 more source

Are the comfort classes noise and vibration levels on board really suitable?

open access: yes, 2021
In shipbuilding industry, comfort is a relevant issue both for crew members and passengers. A comfortable environment enables crew members to perform accurately their tasks and it is an effective factor contributing to the satisfaction of passengers ...
Flavia D'Agostin   +2 more
core   +1 more source

Structure-Preserving Random Noise Attenuation Method for Seismic Data Based on a Flexible Attention CNN

open access: yesRemote Sensing, 2022
The noise attenuation of seismic data is an indispensable part of seismic data processing, directly impacting the following inversion and imaging. This paper focuses on two bottlenecks in the AI-based denoising method of seismic data: the destruction of ...
Wenda Li, Tianqi Wu, Hong Liu
doaj   +1 more source

Investigation and evaluation of noise level in the northern part of Klaipeda city/Triukšmo lygio šiaurinėje Klaipėdos miesto dalyje tyrimai ir įvertinimas/Исследование и анализ шумового уровня в северной части города Клайпеды

open access: yesJournal of Environmental Engineering and Landscape Management, 2008
The problem of noise is topical not only in Lithuania but the world over as well. The northern part of Klaipeda city is distinct for its industry and heavy traffic in the streets. Noise research was carried out in 17 selected measurement locations in the
Vaidotas Vaišis, Tomas Januševičius
doaj   +1 more source

Noise levels in a hospital.

open access: yesINDUSTRIAL HEALTH, 1984
Noise measurements were performed in eight patients' rooms, three intensive care units (ICUs) and one operating theatre at a large hospital (1300 beds). Daytime and nighttime LAeq in patients' rooms and in ICUs were higher than the recommended standards.
BOVENZI, MASSIMO, COLLARETA A.
openaire   +4 more sources

Home - About - Disclaimer - Privacy