Zobrazeno 1 - 10
of 3 108
pro vyhledávání: '"Dust explosion"'
Autor:
Xingchen YU, Xiaowei LI
Publikováno v:
Meitan kexue jishu, Vol 52, Iss S1, Pp 70-79 (2024)
To solve the problems of high false alarm rate and leakage rate of coal mine gas and coal dust explosion disaster alarm methods, and improve the accuracy of coal mine gas and coal dust explosion perception, sound identification method of coal mine ga
Externí odkaz:
https://doaj.org/article/a230da4e81da474aab90daec944fd4aa
Autor:
Jinzhang Jia, Xiuyuan Tian
Publikováno v:
Arabian Journal of Chemistry, Vol 17, Iss 10, Pp 105977- (2024)
To prevent and control the methane/coal dust compound explosion disaster, the APP-diatomite composite powder inhibition of methane/coal dust compound explosion experiments were carried out in the self-constructed pipe network. The composite powder wa
Externí odkaz:
https://doaj.org/article/8261ba2f62874cac9d3fba8e1f03e07e
Publikováno v:
Meitan xuebao, Vol 49, Iss 4, Pp 1941-1951 (2024)
To explore the propagation characteristics of gas explosion-induced coal dust detonations in enclosed pipelines, a custom-developed experimental system was employed for gas explosions involving accumulated coal dust. Various aspects were focused such
Externí odkaz:
https://doaj.org/article/a5dbe3d69d9a4f9ab571b26b40f6fa7f
Publikováno v:
Case Studies in Thermal Engineering, Vol 60, Iss , Pp 104635- (2024)
Given the prevalence of Al/RDX energetic dust in industrial production, this study investigates their ignition safety and explosion hazards using Hartmann tubes and 20 L spherical explosion containers. The minimum ignition energy (MIE) increases from
Externí odkaz:
https://doaj.org/article/f14d379f082843c7acb98aa23d4d13cf
Safety profiling of technical lignins originating from various bioresources and conversion processes
Autor:
T. Jayabalan, P. Pandard, G. Binotto, J. Gomes, X. Ceschini, A. Aube, F. Gondelle, F. Pion, S. Baumberger, A. Jongerius, R.J.A. Gosselink, E. Cozzoni, G. Marlair
Publikováno v:
Heliyon, Vol 10, Iss 12, Pp e32131- (2024)
In this work, a set of eight technical lignin samples from various botanical origins and production processes were characterized for their chemical composition, higher heating value, size distribution, dust explosion sensitivity and severity, thermal
Externí odkaz:
https://doaj.org/article/fbfd55d2c4a341deaeef6c9d3acf2e68
Publikováno v:
Defence Technology, Vol 31, Iss , Pp 471-483 (2024)
The flame propagation processes of MgH2 dust clouds with four different particle sizes were recorded by a high-speed camera. The dynamic flame temperature distributions of MgH2 dust clouds were reconstructed by the two-color pyrometer technique, and
Externí odkaz:
https://doaj.org/article/fa45952326de48ba8027df72857b776b
Autor:
László Kosár, Zuzana Szabová, Richard Kuracina, Stefan H. Spitzer, Miroslav Mynarz, Bohdan Filipi
Publikováno v:
Fire, Vol 7, Iss 7, p 229 (2024)
This research was aimed at comparing the fire characteristics of different types of pepper in the context of explosion prevention. The following characteristics were studied: explosion pressure Pmax and Kst at selected concentrations, ignition temper
Externí odkaz:
https://doaj.org/article/be6602d5fb5a4438b6ff9bca1965a100
Publikováno v:
Zhongguo youzhi, Vol 48, Iss 6, Pp 148-152 (2023)
大豆压榨厂的粉尘主要是有机粉尘,又分为大豆粉尘、含溶剂粉尘、豆粕粉尘，在生产中产生粉尘层和粉尘云，可能引发爆炸。在阐述粉尘及粉尘爆炸相关概念基础上，指出大豆压榨厂积尘区
Externí odkaz:
https://doaj.org/article/7b5c835b2425453dbc5b79f936837b59
Publikováno v:
Frontiers in Earth Science, Vol 11 (2023)
The continuous development of coal science and technology has made gas and coal dust explosion disasters an important factor that restricts efficient and intelligent coal mining, which seriously threatens the safe production process of coal mines. To
Externí odkaz:
https://doaj.org/article/5f352886cb5c4e009db160b10390aeef
Publikováno v:
Meikuang Anquan, Vol 54, Iss 3, Pp 67-72 (2023)
Oxidized coal is a coal body that has undergone the process of warming up and cooling down, and has been widely used in mine fire area start-up, stratified mining, and re-mining of residual coal, etc. The coal dust generated from coal development and
Externí odkaz:
https://doaj.org/article/1dfb46e6c374414db9c8a83e4084ea4e