Results 41 to 50 of about 27,132 (199)

Experimental study on ignition of methane and coal dust on the surface of high temperature heat source

open access: yesGong-kuang zidonghua, 2021
The high temperature area of coal spontaneous combustion in coal mine goaf may cause methane/coal dust explosion. Therefore, it is necessary to carry out research on coal spontaneous combustion induced methane/coal dust explosion. The current research on
WANG Yi, WANG Haiyan, ZHANG Lei, HU Lang
doaj   +1 more source

Thermal coal drying with the high volatile matter output [PDF]

open access: yes, 2010
Наведено аналіз сучасних технологій сушіння вугілля з високим вмістом летких. Промислове застосування набули парові сушарки з киплячим шаром продуктивністю 55 т/год, в яких теплоносієм є інертний азот, а необхідне тепло отримують за рахунок відхідних ...
Junge, Karsten   +6 more
core   +2 more sources

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

open access: yesMeikuang 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   +1 more source

Retraction: Effect of coal dust parameters on gas‐coal dust explosions in pipe networks

open access: yesEnergy Science & Engineering, 2022
Retraction: Jia Jinzhang, Wang Fengxiao, Li Jie, Zhu Jinchao, Chen Yinuo, Effect of coal dust parameters on gas‐coal dust explosions in pipe networks, Energy Science & Engineering, 2022 (https://onlinelibrary.wiley.com/doi/10.1002/ese3.1147). The above article published online on 1 April 2022 in Wiley Online Library (wileyonlinelibrary.com), has ...
openaire   +1 more source

Risk evaluation method of coal mine gas explosion based on ISM-BN and its application

open access: yesMeikuang Anquan, 2022
In order to effectively assess the risk of gas explosion in coal mines, a gas explosion risk assessment method based on ISM-BN is proposed. Firstly, 65 typical gas explosion accident cases were coded at level 3 using grounded theory, and 13 risk factors
CHENG Lianhua   +3 more
doaj   +1 more source

Study on the perception and alarm method of coal mine rock burst and coal and gas outburst

open access: yesGong-kuang zidonghua, 2022
The paper puts forward a perception and alarm method of rock burst and coal and gas outburst based on temperature. The infrared thermal imager is used to monitor the temperature of objects, and the methane sensor is used to monitor the concentration of ...
SUN Jiping, CHENG Jijie
doaj   +1 more source

Computer application for facilitating the choice of Ex equipment [PDF]

open access: yesMATEC Web of Conferences, 2022
If electrical and non-electrical equipment used in underground mines susceptible to firedamp and coal dust or in other industries with explosion hazard is not proper selected for operating in explosive atmospheres, they are likely to generate an ignition
Pasculescu Vlad Mihai   +3 more
doaj   +1 more source

Analysis and countermeasures of coal mine safety in Guizhou Province

open access: yesMeikuang Anquan, 2021
In order to carry out coal mine production scientifically, safely and efficiently, and improve the overall production level of coal mine safety in Guizhou Province, this paper applies statistical methods to carry out the analysis of coal mine safety ...
SUN Guangyu, YANG Fuling, QI Chaoxin
doaj   +1 more source

Improving the efficiency of blasting operations in mines with the help of emulsion explosives [PDF]

open access: yes, 2018
Purpose. To improve the efficiency of blasting operations in mines taking into consideration the upgrading of equipment used to charge blastholes as well as application of high-productive mining equipment of new generation. Methods.
Lyashenko, V   +3 more
core   +1 more source

Implementation of explosion safety regulations in design of a mobile robot for coal mines [PDF]

open access: yes, 2018
The article focuses on specific challenges of the design of a reconnaissance mobile robotic system aimed for inspection in underground coal mine areas after a catastrophic event.
Babjak, Ján   +5 more
core   +2 more sources

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