Results 11 to 20 of about 72,917 (300)

Numerical Simulation of Flame Combustion Characteristics of Tail Gas From the Copper Slag Depleted Reduction

Frontiers in Energy Research, 2022
The tail gas with relatively high calorific value, generated from the depleted reduction of copper slag, can be used as fuel for gas turbines. In this study, the flame speed calculation module in PREMIX of CHEMKIN was used to simulate the combustion ...
Huiping Sun, Haojie Xie, Haojie Xie, Siyi Luo, Weiwei Zhang, Zongliang Zuo, Guo Xianjun   +6 more
doaj   +1 more source

The effects of addition of carbon dioxide and water vapor on the dynamic behavior of spherically expanding hydrogen/air premixed flames

Journal of Thermal Science and Technology, 2021
Utilizing efficiently and securely hydrogen as clean energy source, it is required not only to analyze the experimental data under a certain condition but also to create the mathematical model for the prediction of flame propagation velocity under ...
Toshiyuki KATSUMI, Yasuhito YOSHIDA, Ryo NAKAGAWA, Shinya YAZAWA, Masashi KUMADA, Daisuke SATO, Thwe Thwe Aung, Nabiha CHAUMEIX, Satoshi KADOWAKI   +8 more
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Study on the propagation velocity of methane/air pleated flames based on image processing and fractal interpolation

AIP Advances, 2021
A self-developed gas explosion experimental system was used to detonate methane/air mixtures of different concentrations by different ignition methods, and the propagation processes of spherical flames and irregular flames formed by the explosions were ...
Haiyan Wang, Lei Zhang, Junpeng Zhang, Peipei Wang, Lang Hu, Zengle Guo   +5 more
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Propagation characteristics of the overpressure waves and flame fronts of methane explosions in complex pipeline networks

Geomatics, Natural Hazards & Risk, 2022
The propagation characteristics of the overpressure waves and flame fronts of methane explosions in complex pipe networks under realistic conditions were studied.
Jia Jinzhang, Wang Fengxiao, Li Jie, Liu Hanwu, Zou Yunlong   +4 more
doaj   +1 more source

Suppression characteristics of multi-layer metal wire mesh on premixed methane-air flame propagation

Frontiers in Materials, 2023
Metal wire mesh is widely used in the energy industry for its excellent protective properties as a fire stopping and explosion isolating material. In this study, the suppression characteristics of different layers of metal mesh on the dynamic behavior of
Xiangrui Feng, Hongming Zhang, Hongming Zhang, Fangyuan Si, Jiawei Dou, Mingxuan Li, Long Wu, Shengkang Wang, Lanming Zhao   +8 more
doaj   +1 more source

Dynamic behavior and flame acceleration of outwardly expanding flame in hydrogen-air mixture

Nihon Kikai Gakkai ronbunshu, 2016
From the perspective of safety, it is necessary to assess the risk of hydrogen-air deflagration accurately. Especially, flame propagation velocity is one of the most important factors.
Toshiyuki KATSUMI, Hironori KOBAYASHI, Takuro AIDA, Satoshi KADOWAKI   +3 more
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Turbulent Chemical Diffusion in Convectively Bounded Carbon Flames [PDF]

, 2016
It has been proposed that mixing induced by convective overshoot can disrupt the inward propagation of carbon deflagrations in super-asymptotic giant branch stars.
Bildsten, Lars, Brown, Benjamin P., Burns, Keaton J., Lecoanet, Daniel, Oishi, Jeffrey S., Quataert, Eliot, Schwab, Josiah, Timmes, F. X., Vasil, Geoffrey M.   +8 more
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Simulation experiment study on flame propagation regulation of gas explosion with roadway bend angle varying

Gong-kuang zidonghua, 2016
In order to study flame propagation regulation after gas explosion accidents in coal mine, a gas explosion experiment system was designed and pipelines with different bend angles were used to simulate underground roadway varying.
ZHANG Weiguang, REN Xiaodong, CAI Changxuan   +2 more
doaj   +1 more source

Study on Influence of Cavity and Water Mist on Flame Propagation of Gas Explosion in a Pipeline

Geofluids, 2021
For studying the influence of the cavity and water mist on the flame propagation of gas explosion, a rectangular steel cavity of size of length 80 cm×width 50 cm×height 20 cm was designed.
Shicheng Gu, Shujie Yuan, Zhuo Yan, Xiaoxue Xu   +3 more
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Experimental study on inhibition effect of inert gas parameters on gas deflagration flame propagation

Meikuang Anquan, 2023
In this paper, we continue to build an ultra-high speed laser schlieren testing system on the self-developed mesoscale explosion pipeline to explore the flame propagation characteristics of nitrogen and carbon dioxide inhibiting gas/air premixed gas ...
Yang HU, Yuxin YANG, Yundong SHI, Shuo LYU, Hong TAO   +4 more
doaj   +1 more source