Multitudinous components recovery, heavy metals evolution and environmental impact of coal gasification slag: A review

F Guo, Y Guo, L Chen, W Jia, Y Zhu, Y Li, H Wang… - Chemosphere, 2023 - Elsevier
In recent years, the coal gasification industry has rapidly developed, becoming one of the
most promising technologies in the advanced and clean coal chemical industry. As a result …

Critical review for the potential analysis of material utilization from inorganic industrial solid waste

X Guo, M Zeng, H Yu, F Lin, J Li, W Wang… - Journal of Cleaner …, 2024 - Elsevier
This review systematically introduces the current status and development trend of inorganic
industrial solid waste (IISW)-based materials. IISWs have the characteristics of wide sources …

The impact of coal gasification slag powder on fluidity, rheology and viscoelasticity properties of fresh cement paste

K Fang, D Zhang, D Wang, Z Liu, M Zhang… - Journal of Building …, 2023 - Elsevier
Coal gasification slag (GS) is a potential pozzolanic industrial waste discharged during coal
gasification. The study aimed to investigate the effect of finely ground GS powder on the …

Enhanced flotation mechanism of coal gasification fine slag with composite collectors

Z Xue, L Dong, M Fan, H Yang, A Liu, Z Li… - Colloids and Surfaces A …, 2022 - Elsevier
In this study, different composite collectors were used to analyze the flotation separation of
residual charcoal and ash materials in fine coal gasification slags. The effects of collector …

Study on pore and chemical structure characteristics of atmospheric circulating fluidized bed coal gasification fly ash

J Li, Z Chen, L Li, Y Qiao, Z Yuan, L Zeng… - Journal of Cleaner …, 2021 - Elsevier
The pore and chemical structure characteristics of the raw coal and the coal gasification fly
ash (CGFA) in an atmospheric pressure circulating fluidized bed gasifier with a gas …

Investigation on co-combustion of coal gasification fine ash and raw coal blends: Thermal conversion, gas pollutant emission and kinetic analyses

J Li, S Fan, X Zhang, Z Chen, Y Qiao, Z Yuan, Z Li - Energy, 2022 - Elsevier
Coal gasification fine ash (CGFA) is produced in huge quantities, has high carbon content
and fine particle characteristics, and is environmentally polluting and energy wasting. Co …

Promotion of hydrophobic-hydrophilic separation of coal gasification fine slag through ultrasonic pre-treatment

Z Xue, F Gao, L Dong, W Bao, J Wang, P Fan - Journal of Environmental …, 2023 - Elsevier
Coal gasification fine slag (CGFS) is a solid waste byproduct generated during the coal
gasification process. However, the high content of residual carbon hinders its potential for …

Insight into the mechanism of gasification fine slag enhanced flotation with selective dispersion flocculation

D Shi, J Zhang, H Li, S Li, F He, J Qu, R Chang, G Zhu… - Fuel, 2023 - Elsevier
Coal gasification fine slag (CGFS) produced in the coal chemical industry has caused
severe environmental pollution and resource waste. To realize the utilization of CGFS, we …

CFD-DEM simulations of municipal solid waste gasification in a pilot-scale direct-melting furnace

H Zhang, K Okuyama, S Higuchi, G Soon, G Lisak… - Waste Management, 2023 - Elsevier
Abstract A multiphase CFD-DEM model was built to simulate the waste-to-energy gasifying
and direct melting furnace in a pilot demonstration facility. The characterizations of …

Utilization of gasification coarse slag powder as cement partial replacement: hydration kinetics characteristics, microstructure and hardening properties

K Fang, D Wang, Y Gu - Materials, 2023 - mdpi.com
Coal gasification coarse slag (GFS) is a byproduct of coal gasification technology, which
contains abundant amorphous aluminosilicate minerals. GFS has low carbon content, and …