Results 11 to 20 of about 68,304 (261)

Integrated analysis of geofiltrational parameters in the context of underground coal gasification relying upon calculations and modeling [PDF]

open access: yes, 2018
Objective of the paper is to substantiate and implement the integrated approach aimed at the studies of filtration and mass-transfer processes within roof rocks of coal seams in the context of their underground ...
Dereviahina, Nataliia   +7 more
core   +1 more source

Improving the Yield and Quality of Tar during Co-pyrolysis of Coal and Cotton Stalk

open access: yesBioResources, 2015
Co-pyrolysis of Shenmu coal (SM) and cotton stalk (CS) at different blend ratios were carried out in a tubular furnace. The pyrolysis temperature was up to 600 °C at 5 °C/min and kept for 15 min. The results indicated that there was an interactive effect
Chuyang Tang, Dexiang Zhang, Xilan Lu
doaj   +1 more source

Effect of Particle Size on Flow Mode and Flow Characteristics of Pulverized Coal

open access: yesKONA Powder and Particle Journal, 2014
This paper reports on an extensive experimental campaign aimed at studying on effect of particle size and flow mode on the flow characteristics of pulverized coal.
Haifeng Lu   +3 more
doaj   +1 more source

Carbon emission accounting and carbon reduction analysis for deep coal underground gasification to hydrogen

open access: yesMeitan kexue jishu, 2023
Innovating coal development and utilization technology to reduce carbon emissions during the whole life cycle of coal from production to utilization is a coal-based clean energy route that meets the characteristics of China's energy endowments ...
LIU Shuqin, LIU Huan, JI Yutong, GUO Wei
doaj   +1 more source

Investigation of Underground Coal Gasification in Laboratory Conditions: A Review of Recent Research

open access: yesEnergies, 2023
The underground coal gasification (UCG) technology converts coal into product gas and provides the option of environmentally and economically attractive coal mining. Obtained syngas can be used for heating, electricity, or chemical production.
Ján Kačur   +3 more
doaj   +1 more source

Underground Coal Gasification Efficiency in Areas of High Faulting Frequency [PDF]

open access: yes, 2017
The purpose of this paper is substantiating of efficiency during application of borehole underground coal gasification technology based on target coal seam geology.
Lozynskyi, Vasyl
core   +1 more source

Innovative aspects of underground coal gasification technology in mine conditions [PDF]

open access: yes, 2018
Purpose. Development of innovative approaches in technological and technical solutions improvement for coal seam gasification. Methods. Carrying-out of native and world experience in the coal reserves development by underground gasification technology ...
Dychkovskyi, R   +4 more
core   +1 more source

Gasification under CO2–Steam Mixture: Kinetic Model Study Based on Shared Active Sites

open access: yesEnergies, 2017
In this work, char gasification of two coals (i.e., Shenfu bituminous coal and Zunyi anthracite) and a petroleum coke under a steam and CO2 mixture (steam/CO2 partial pressures, 0.025–0.075 MPa; total pressures, 0.100 MPa) and CO2/steam chemisorption of ...
Xia Liu   +3 more
doaj   +1 more source

Steam gasification of bagasse: Effect of heating rate [PDF]

open access: yes, 2019
Bagasse residue is a potential feedstock for steam gasification, but knowledge of this technology is still small and fragmented. Heating rate is of the most important factors influencing the gasification process.
Nguyen, Hong Nam, Van De Steene, Laurent
core   +1 more source

Experimental Study on the Atomization and Chemiluminescence Characteristics of Ethanol Flame

open access: yesJournal of Spectroscopy, 2017
The breakup regime in ethanol diffusion flame under different conditions was studied by the high speed camera system combined with the UV camera system. Spray angle and Weber number (We) were used to represent the change of breakup regime.
Qing Zhang   +5 more
doaj   +1 more source

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