Results 11 to 20 of about 1,795 (204)

Experimental Study on the Influence of Different Coal Species on Gas and Coal Dust Explosion

Meikuang Anquan, 2020
To further explore the propagation law of gas coal dust explosion with different coal species involved, 3 kinds of representative coal dust were tested in a self-made semi-enclosed pipe, and the flame propagation speed, flame surface luminescence ...
JING Guoxun, SHAO Hongyuan, WU Yulou, GUO Shaoshuai, LIU Chuang, ZHANG Shengqi
doaj   +2 more sources

Analysis of micro morphology characteristics of coal dust explosion solid residues based on SEM and IPP

Meikuang Anquan, 2022
The existing research on the morphology characteristics of solid residues of coal dust explosion is qualitative. In order to quantitatively study the morphology characteristics of solid residues of coal dust explosion, the 20 L spherical explosion system
ZHU Chao, WANG Hao
doaj   +2 more sources

Research on secondary explosion characteristic of coal dust

Gong-kuang zidonghua, 2018
Influence of concentration, particle size and ignition energy of coal dust on secondary explosion characteristic of coal dust were studied by use of 20 L spherical explosion device, and the secondary explosion characteristic of coal dust was compared ...
LIU Haoxiong, LIU Zhentang, QIAN Jifa, HONG Sen, QIU Liming, ZHANG Rui   +5 more
doaj   +2 more sources

Variation and Prediction Methods of the Explosion Characteristic Parameters of Coal Dust/Gas Mixtures

Energies, 2021
In order to investigate the change law of the explosion characteristic parameters of hybrid mixture of coal dust and gas, and then establish an effective prediction method of these parameters, the maximum explosion pressure, explosion index, and lower ...
Yingquan Qi, Xiangyang Gan, Zhong Li, Lu Li, Yan Wang, Wentao Ji   +5 more
doaj   +2 more sources

Explosion Flame and Pressure Characteristics of Nonstick Coal Dust and the Inhibition of Explosion Suppressants

Journal of Chemistry, 2022
Nonstick coal is widely distributed in the world and is an important resource for human beings. The explosion characteristics and explosion suppression of nonstick coal dust are increasingly concerning.
Tianqi Liu, Ruiheng Jia, Xiaoting Dong, Xuan Zhao, Weiye Tian, Zhixin Cai, Ning Wang   +6 more
doaj   +2 more sources

Evaluation of the Risk Factors on Coal Dust Explosion in Warehouse

MATEC Web of Conferences, 2016
Coal has been one of the major energy sources in the world. Many industries use coal as a main fuel. A coal dust explosion is one of the main hazards of coal utilization because of its massive damage.
Chanthaphasouk Latana, Maneeintr Kreangkrai, Meechumna Pinyo, Luengwattanapong Suteera, Poonjarernsilp Chantamanee   +4 more
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Influence of Coal Quality Index on Maximum Pressure Rise Rate in Coal Dust Explosion

Meikuang Anquan, 2020
In order to study the influence of coal dust index on coal dust explosion, the maximum pressure rising rate of coal dust explosion with different industrial components was measured by 20 L spherical explosion vessel. The data of coal quality indexes are
JING Guoxun, PENG Le, BAN Tao1
doaj   +2 more sources

Analysis of combustion duration and residual gas in secondary explosion of coal dust

Gong-kuang zidonghua, 2018
Secondary explosion experiments of coal dust were carried out by use of 20 L spherical explosion device under the conditions of different coal dust concentration, particle size and ignition energy separately, and influence of coal dust concentration ...
LI Xiaoliang, YAN Li, LIU Zhentang, LIU Haoxiong, QIAN Jifa   +4 more
doaj   +2 more sources

Characterization of explosion propagation of coal dust deposited by gas explosion convolutions in closed pipelines [PDF]

Meitan xuebao
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.
Bingyou JIANG, Han HONG, Mingqing SU, Kunlun LU, Binghui YANG, Peilong WANG, Dawei DING   +6 more
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Experimental Study on the Ignition Sensitivity and Explosion Severity of Different Ranks of Coal Dust

Shock and Vibration, 2019
This study is conducted to examine the ignition sensitivity and explosion severity differences among different ranks of coal dust and reveal the causes underlying these differences.
Junfeng Wang, Xiangbao Meng, Yansong Zhang, Haiyan Chen, Bo Liu   +4 more
doaj   +2 more sources