Zobrazeno 1 - 10
of 849
pro vyhledávání: '"noise emission"'
Autor:
Fabian Heisterkamp
Publikováno v:
Acoustics, Vol 6, Iss 1, Pp 177-203 (2024)
Determining reliable noise emission values for machinery is key to successfully implement the Sell and Buy Quiet concept. ISO 11202 is a basic noise emission standard to determine the emission sound pressure level of machines outside of special acous
Externí odkaz:
https://doaj.org/article/ad4d2f37efbf406c99bd922cb679fb5e
Publikováno v:
Journal of Aerospace Technology and Management, Vol 16 (2024)
Small multirotor unmanned aerial systems (sUAS) have become more accessible and efficient recently, spurring their development for various personal and commercial uses. However, this rapid evolution raises concerns about security, control, and public
Externí odkaz:
https://doaj.org/article/07d89e5bcc514627a31935c3ba6b5e03
Autor:
Valiollah Alizadeh, Madjid Abbaspour, Afshin Mohseni Arasteh, Kamran Lari, Masoud Torabi Azad
Publikováno v:
Heliyon, Vol 10, Iss 8, Pp e29632- (2024)
Ship noise emission has many environmental impacts. Recognizing noise-generating source and investigating noise reduction techniques is the first step in elimination or reduction of these harmful effects. Studies show that ship propeller is one of th
Externí odkaz:
https://doaj.org/article/0bf3f3d0012b4133ae2d248d3c448205
Publikováno v:
Noise Mapping, Vol 10, Iss 1, Pp 19-23 (2023)
The impact of noise can arise from the operation of a mineral ore processing plant in the mining industry, such as PT Freeport Indonesia. The use of advanced technology in modern industry, like SAG#3, has increased production productivity but can als
Externí odkaz:
https://doaj.org/article/288b1c6ef83346f3b20aa44f9e983df6
Publikováno v:
Journal of Road Engineering, Vol 3, Iss 3, Pp 252-265 (2023)
Concrete pavement is accompanied by two major functional properties, namely noise emission and friction, which are closely related to pavement surface texture. While several technologies have been developed to mitigate tire-pavement noise and improve
Externí odkaz:
https://doaj.org/article/53d68ebf95aa44cc9456c3d3f813025a
Publikováno v:
Komunikácie - vedecké listy Žilinskej univerzity v Žiline / Communications - Scientific Letters of the University of Žilina. 25(2):31-38
Externí odkaz:
https://www.ceeol.com/search/article-detail?id=1112122
Publikováno v:
Sensors, Vol 24, Iss 7, p 2275 (2024)
Road traffic noise is a severe environmental hazard, to which a growing number of dwellers are exposed in urban areas. The possibility to accurately assess traffic noise levels in a given area is thus, nowadays, quite important and, on many occasions
Externí odkaz:
https://doaj.org/article/10caeac41400460892d9508d015981c9
Autor:
Oleksandr Salenko, Yuriy Danylchenko, Viktor Cherniak, Vadym Orel, Valentyna Datsenko, Bohdan Salenko, Kostiantyn Karpenko
Publikováno v:
Mechanics and Advanced Technologies, Vol 7, Iss 3 (99) (2023)
The types of injuries and types of striking elements were analyzed, the conditions of patients requiring urgent surgical intervention were assessed. The possibilities of existing means of diagnosing fragments in the patient's body were analyzed, and
Externí odkaz:
https://doaj.org/article/d9cf9281ea0243cfaf253a7a1857a34c
Publikováno v:
Civil and Environmental Engineering, Vol 18, Iss 2, Pp 402-407 (2022)
Most of the railway lines in Slovakia were built in the second half of the 19th century, or until 1918 (the establishment of Czechoslovakia). Except for the post-World War II period, when approximately 71 % of the Slovak lines had to be renewed, limi
Externí odkaz:
https://doaj.org/article/b7c7081fc88f4626b766c109ff6fe07a
Autor:
J. Schwietz, B. Panic
Publikováno v:
Metalurgija, Vol 62, Iss 2, Pp 201-203 (2023)
The research described, aimed to determine the value of the sound level (originating exclusively from the operating electric arc) at which the feeding of the slag foaming material to the Electric Arc Furnace (EAF) should start, in correlation with th
Externí odkaz:
https://doaj.org/article/75fcd85e1d3441f695445f6b34114a47