Results 1 to 10 of about 495,119 (196)

Assessment of coal gasification in a pressurized fixed bed gasifier using an ASPEN plus and Euler–Euler model

open access: yesInternational Journal of Coal Science & Technology, 2020
With the help of Aspen Plus, a two-dimensional unsteady CFD model is developed to simulate the coal gasification process in a fixed bed gasifier. A developed and validated two dimensional CFD model for coal gasification has been used to predict and ...
Tamer M. Ismail   +5 more
doaj   +2 more sources

Large-scale Experimental Investigations to Evaluate the Feasibility of Producing Methane-Rich Gas (SNG) through Underground Coal Gasification Process. Effect of Coal Rank and Gasification Pressure

open access: yesEnergies, 2020
An experimental campaign on the methane-oriented underground coal gasification (UCG) process was carried out in a large-scale laboratory installation.
Krzysztof Kapusta   +4 more
doaj   +2 more sources

Effect of operating parameters on coal gasification

open access: yesInternational Journal of Coal Science & Technology, 2018
Coal combustion and gasification are the processes to utilize coal for production of electricity and many other applications. Global energy demand is increasing day by day. Coal is an abundant source of energy but not a reliable source as it results into
Akanksha Mishra   +2 more
doaj   +2 more sources

Recent Progress on Hydrogen-Rich Syngas Production from Coal Gasification

open access: yesProcesses, 2023
Coal gasification is recognized as the core technology of clean coal utilization that exhibits significant advantages in hydrogen-rich syngas production and CO2 emission reduction.
Fei Dai   +5 more
semanticscholar   +1 more source

Critical review of methods for intensifying the gas generation process in the reaction channel during underground coal gasification (UCG)

open access: yesMining of Mineral Deposits, 2023
Purpose. The research purpose is to perform a critical analysis of methods for intensifying the gas generation process in the reaction channel to improve the efficiency and economic feasibility of coal seam gasification technology.
V. Lozynskyi
semanticscholar   +1 more source

Physical and Chemical Properties of Coal Gasification Fine Slag and Its Carbon Products by Hydrophobic–Hydrophilic Separation

open access: yesACS Omega, 2022
Coal gasification fine slag is a kind of solid waste with low resource utilization rate. The complex embedding of residual carbon and inorganic minerals (ash materials) is the main reason restricting the efficient resource separation and utilization of ...
Zhonghua Xue   +8 more
semanticscholar   +1 more source

Simulation of co-production system based on coal partial gasification under different reactant gas atmospheres [PDF]

open access: yesE3S Web of Conferences, 2023
In order to explore the comparison of coal partial gasification hydrogen-electricity cogeneration systems under different gasification agent atmospheres, based coal partial gasification, including steam cycle power generation and syngas processing for ...
Zhang Zeyi, Shao Yingjuan
doaj   +1 more source

Mathematical model and methods for solving heat-transfer problem during underground coal gasification

open access: yesMining of Mineral Deposits, 2022
Purpose. A mathematical model development for heat transfer during underground coal gasification based on the transcendental equation solution by the Newton-Raphson method. Methods.
P. Saik, M. Berdnyk
semanticscholar   +1 more source

Gasification of Solid Fuels (Coal, Biomass and MSW): Overview, Challenges and Mitigation Strategies

open access: yesEnergies, 2022
Currently, hydrogen energy is the most promising energy vector, while gasification is one of the major routes for its production. However, gasification suffers from various issues, including slower carbon conversion, poor syngas quality, lower heating ...
M. Shahabuddin, Tanvir Alam
semanticscholar   +1 more source

Effects of Mechanical Activation on Physical and Chemical Characteristics of Coal-Gasification Slag

open access: yesCoatings, 2021
Coal-gasification slag (CGS) was subjected to mechanical grinding by three different methods. We studied the effects of mechanical activation on various physical and chemical characteristics of the CGS, including particle-size distribution, specific ...
Feng Wu, Hui Li, Kang Yang
semanticscholar   +1 more source

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