Zobrazeno 1 - 10
of 2 943
pro vyhledávání: '"ignition energy"'
Publikováno v:
Gong-kuang zidonghua, Vol 50, Iss 7, Pp 136-146 (2024)
The electromagnetic wave energy emitted by wireless communication equipment in coal mines can be coupled and absorbed by surrounding metal structures, which poses a risk of igniting explosive gases in the mine. The existing research on the safety of
Externí odkaz:
https://doaj.org/article/c5a41377c0984fa285fa4e03f052e370
Publikováno v:
Meikuang Anquan, Vol 55, Iss 7, Pp 78-84 (2024)
In order to study the factors affecting the ignition risk parameters of pulverized coal cloud, Godbert-Greenwald constant temperature furnace was used to test the minimum ignition temperature of pulverized coal cloud under different particle size, ma
Externí odkaz:
https://doaj.org/article/0f67895d81e44b1b987c9f6d9130eb4e
Autor:
Xingliang Wu, Yewei Shen, Yu Xia, Yimin Luo, Sensen An, Kang Lei, Zhiyong Ma, Yanru Wang, Yaning Li, Xibo Jiang, Feiyang Xu, Sen Xu
Publikováno v:
Case Studies in Thermal Engineering, Vol 61, Iss , Pp 105024- (2024)
Nano aluminum powder effectively enhances reactivity, thereby improving energy-containing materials' performance. To investigate micro-nano self-assembled aluminum powders' energy output and their application in composite explosives, we tested the he
Externí odkaz:
https://doaj.org/article/0675e4e5c4f248ff973ac08bb173fdd3
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
Publikováno v:
Case Studies in Thermal Engineering, Vol 60, Iss , Pp 104735- (2024)
The safety implications of aluminum powder and petroleum ether have garnered significant attention as two typical materials in the production process of energetic materials. To investigate the effect of the common solvent petroleum ether on the ignit
Externí odkaz:
https://doaj.org/article/236b25c94f5749649239495dccf55015
Autor:
Tianqi Liu, Xingchen Wu
Publikováno v:
Case Studies in Thermal Engineering, Vol 60, Iss , Pp 104677- (2024)
To discuss the ignition energy, explosion flame propagation, and particle movement process of coal dust in vertical glass tube, experimental analysis and numerical simulation methods are used to carry out research. The experimental research results s
Externí odkaz:
https://doaj.org/article/c5659951a43645afb3e33f9d3013d438
Publikováno v:
Frontiers in Physics, Vol 12 (2024)
Capacitors short-circuit discharge in an explosive environment can ignite and detonate the surrounding explosive media, causing dangerous accidents. At low voltages, this kind of discharge constitutes a micro-nano discharge; because the discharge gap
Externí odkaz:
https://doaj.org/article/a253c864f32648c9b80d685cd8eecc26
Publikováno v:
Fire, Vol 7, Iss 11, p 381 (2024)
Ventilation Air Methane (VAM) significantly contributes to global warming. Capturing and mitigating these emissions can help combat climate change. One effective method is the thermal decomposition of methane, but it requires careful control to preve
Externí odkaz:
https://doaj.org/article/7ed0b47967844706a829a00d4ebb9302
Publikováno v:
Fire, Vol 7, Iss 10, p 366 (2024)
Minimum ignition energy (MIE) has been extensively studied via experiments and simulations. However, our literature review reveals little quantitative consistency, with results varying from 0.324 to 1.349 mJ for ϕ = 1.0 and from 0.22 to 0.944 mJ for
Externí odkaz:
https://doaj.org/article/76cb2290ae89412e90537f245125be2a
Publikováno v:
Gong-kuang zidonghua, Vol 49, Iss 12, Pp 108-113 (2023)
There are flammable and explosive gases such as gas underground in coal mines. The electromagnetic waves radiated by the 5G wireless communication system base station antenna are absorbed by the underground metal structure, generating discharge spark
Externí odkaz:
https://doaj.org/article/9c09b387b3484684b23bab3a76020665