Zobrazeno 1 - 10
of 157
pro vyhledávání: '"Dust mass"'
Publikováno v:
Meitan xuebao, Vol 49, Iss 7, Pp 2973-2985 (2024)
Long pressure short extraction ventilation and dust removal method is one of the effective methods for removing high mass concentration dust in the excavation area of coal mine comprehensive heading face. Especially, the local flow field generated by
Externí odkaz:
https://doaj.org/article/0e45632985164936b6878b8b7d66c398
Autor:
Qinghua CHEN, Zengsheng XU, Xiaorun WANG, Bingyou JIANG, Mingyun TANG, Zuxiang HU, Jinwei QIU, Liang ZHOU
Publikováno v:
Meitan xuebao, Vol 49, Iss 7, Pp 2997-3006 (2024)
The traditional filter weighing method has a cumbersome operation process, a long detection cycle, and a low degree of automation. Although it has high accuracy, it cannot meet the needs of real-time detection of dust concentration. An automatic dust
Externí odkaz:
https://doaj.org/article/54ae32abd2a44c43b9a7b9f96875be2e
Autor:
Donghang Shao, Hongyi Li, Alexander Kokhanovsky, Wenzheng Ji, Xinyue Zhong, Haojie Li, Hongxing Li, Xiaohua Hao
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 7903-7917 (2024)
Dust deposited on the surface of snow and glaciers can significantly reduce the snow and ice albedo and accelerate melting. Manual observations of the dust mass concentration (DMC) on snow and glacier surfaces are routinely performed at many location
Externí odkaz:
https://doaj.org/article/46a708bf5788451db97ec9c709ae6041
Autor:
GONG Xiaoyan, FENG Hao, FU Haoran, CHEN Long, CHANG Huqiang, LIU Zhuangzhuang, HE Zilun, PEI Xiaoze, XUE He
Publikováno v:
Gong-kuang zidonghua, Vol 50, Iss 4, Pp 55-62, 77 (2024)
Based on the principle of light scattering, measuring dust concentration can only be done manually at fixed times and locations, with poor real-time performance. It can only detect dust mass concentration and cannot provide a range of particle size d
Externí odkaz:
https://doaj.org/article/74f524fc67c141fe98490caa0ae1f406
Publikováno v:
مجله آب و خاک, Vol 38, Iss 3, Pp 427-411 (2024)
IntroductionDust emission is considered as one of the environmental hazards in arid and semi-arid regions. Understanding the effective variables in increasing dust mass density is very important for early warning and reducing its imposing damages. On
Externí odkaz:
https://doaj.org/article/11fc3adc54e4411bb9833cedbc5cd5fa
Publikováno v:
Bibechana, Vol 21, Iss 1 (2024)
This work presents the comparative study of the properties of dust within the W51 Giant Molecular Cloud (GMC) located at (RA, DEC) (J2000): 290.91°, +14.51°. In the infrared data of Improved Reprocessing of the IRAS (IRIS) the dust structure seems
Externí odkaz:
https://doaj.org/article/430ebbd701874d53b0768b77c0005384
Publikováno v:
BioResources, Vol 18, Iss 2, Pp 3923-3937 (2023)
Thermal modification of wood changes its mechanical properties, generally reducing its strength, such that it is more easily chipped during processing than untreated hardwood. This study presents specific parameters used in the determination of mass
Externí odkaz:
https://doaj.org/article/722b5c390d0e45c99df03670342206af
Akademický článek
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Publikováno v:
Bibechana, Vol 20, Iss 1 (2023)
In this work, we have studied the dust properties of the North-East part of Perseus cloud having a size of 0.5o × 0.5o located at RA (ICRS): 56.14o DEC (ICRS): +32.15o, within the Open Cluster IC 348, using IRIS and AKARI data. An isolated region of
Externí odkaz:
https://doaj.org/article/54c48ffdfe4a4bb289a0e6be29d70fd3
Akademický článek
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