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Physical and Chemical Properties of Coal Gasification Fine Slag and Its Carbon Products by Hydrophobic-Hydrophilic Separation. [PDF]

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 ...
Xue Z   +8 more
europepmc   +2 more sources

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

Synthesis of Porous Material from Coal Gasification Fine Slag Residual Carbon and Its Application in Removal of Methylene Blue. [PDF]

open access: yesMolecules, 2021
A large amount of coal gasification slag is produced every year in China. However, most of the current disposal is into landfills, which causes serious harm to the environment. In this research, coal gasification fine slag residual carbon porous material
Zhang Y   +6 more
europepmc   +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

Petrographic Characteristics of Coal Gasification and Combustion by-Products from High Volatile Bituminous Coal

open access: yesEnergies, 2020
The coal was gasified in a fluidized bed reactor with CO2 as a gasifying agent at 889–980 °C. The coal and gasification residue produced during gasification was burned at temperatures up to 900 °C.
Barbara Bielowicz
doaj   +2 more sources

Research on evaluation technology system of mid-deep underground coal gasification based on researchers from China [PDF]

open access: yesHeliyon
Underground coal gasification is of great strategic significance to the effective and clean development of coal resources and scale up production of natural gas worldwide.
xinjun Chen   +3 more
doaj   +2 more sources

Fractionation of coal through organo-separative refining for enhancing its potential for the CO2-gasification

open access: yesInternational Journal of Coal Science & Technology, 2020
Coal gasification has already been extensively studied earlier under varying conditions of steam, CO2, O2, inert conditions. Belbaid coal and its e, N and NMP-DETA SCC products recovered through organo-refining under milder ambient pressure conditions ...
Heena Dhawan   +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

Study on gasification reaction and energy conversion characteristics of the entrained flow coal gasification based on chemical kinetics simulation [PDF]

open access: yesHeliyon
Coal gasification that converts coal into syngas is a promising technology for efficient and clean utilization of coal. Current simulations of coal gasification are mostly based on equilibrium reactions, which cannot reflect the residence time and carbon
Lingjie Feng   +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

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