Results 41 to 50 of about 78,035 (306)

Research on Dust Source Traceability Based on Dust Migration Law in Working Area of Large Mining Height Fully-mechanized Face [PDF]

E3S Web of Conferences, 2022
The dust control basis of fully mechanized mining face is clear dust source characteristics. In view of the problem of unclear dust source and unknown distribution characteristics in the working area of 7.8 m large fully mechanized mining face, the fully
Li Zhi, Ma Wei
doaj   +1 more source

Methods and means of automatic continuous monitoring of dust concentration and dust control in thermal power plants operating on coal

Bulletin of Research Center for Safety in Coal Industry (Industial Safety), 2017
director of engineering of NAO ", I. A. Artushin, NC BP", , Russia, 650002, Kemerovo, Sosnovij Boulevard, 1, Ya. V. Girkin, deputy director of the Perm branch of JSC "EnergoremonT Plus" group "T Plus", Russia, 614064, Perm, Geroyev Khasana St., 38, V. F. Peters, M. A. Zubakov, director of Engineering JSC "KOTES", Russia, 630049, Novosibirsk, Geroyev Kropotkina St., 96/1   +8 more
openalex   +2 more sources

Improving efficiency of information measurement system of coal mine air gas protection [PDF]

, 2017
Purpose. Development of scientific approaches to creation of high-precision and high-speed optoelectronic measurement systems within the complex of air gas safety of coal mines by means of the developed and implemented methods and means of measurement ...
Laktionov, I, Vovna, O, Zori, A
core   +3 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
doaj   +1 more source

Global modeling study of potentially bioavailable iron input from shipboard aerosol sources to the ocean [PDF]

, 2013
Iron (Fe) is an essential element for phytoplankton. The majority of iron is transported from arid and semiarid regions to the open ocean, but it is mainly in an insoluble form.
Akinori Ito, Fearnleys, Mamuro T.
core   +1 more source

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   +1 more source

Optical Estimation on Pollution Level of Respirable Dust Based on Infrared Transmitting Behavior in Coalmine Fully Mechanized Working Face

Journal of Spectroscopy, 2016
Respirable coal particle generated during underground mining is the main cause for gas-dust explosions and coal workers’ pneumoconiosis (CWP) which needs accurate monitoring especially on its concentration.
Wen-Zheng Wang, Yan-Ming Wang, Guo-Qing Shi   +2 more
doaj   +1 more source

An Experimental Study on Wetting of Coal Dust by Surfactant Solution

Advances in Materials Science and Engineering, 2020
Surfactants can improve the wetting performance of the dust-reduction spraying water, thus improving the dust-reduction effect by spray. In this study, the performance of surfactant solution in wetting coal dust was investigated through experiments.
Yidan Jiang, Pengfei Wang, Ronghua Liu, Ye Pei, Gaogao Wu   +4 more
doaj   +1 more source

Monitoring of Heavy Metals By Energy Dispersive X-Ray Fluorescence Spectrometry [PDF]

, 1986
Dieser Beitrag ist mit Zustimmung des Rechteinhabers aufgrund einer (DFG geförderten) Allianz- bzw. Nationallizenz frei zugänglich.This publication is with permission of the rights owner freely accessible due to an Alliance licence and a national licence
Lorber, Karl E.
core   +1 more source

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

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
doaj   +1 more source