Status of coal-based thermal power plants, coal fly ash production, utilization in India and their emerging applications

VK Yadav, A Gacem, N Choudhary, A Rai, P Kumar… - Minerals, 2022 - mdpi.com
Both fossil and renewable fuel sources are used widely to produce electricity around the
globe. The dependency on fossil fuels for energy leads to the depletion of reserves and …

A review of the alumina production from coal fly ash, with a focus in Russia

D Valeev, P Bobylev, N Osokin, I Zolotova… - Journal of Cleaner …, 2022 - Elsevier
Coal combustion used by the Combined heat and power plants (CHPs) generates solid
wastes-coal fly ash (CFA). Up to 22% of the total electricity supply in Russian is coal …

Treatment of fly-ash-contaminated wastewater loaded with heavy metals by using fly-ash-synthesized iron oxide nanoparticles

VK Yadav, A Amari, A Gacem, N Elboughdiri… - Water, 2023 - mdpi.com
Every year, a huge amount of water is polluted by various sources, out of which coal fly ash
(CFA) is one of the major pollutants. CFA has a large number of toxic metals, which reaches …

The migration and mineral host changes of lithium during coal combustion: Experimental and thermodynamic calculation study

F Xu, S Qin, S Li, H Wen, D Lv, Q Wang… - International Journal of …, 2023 - Elsevier
The recovery of lithium (Li) from coal ash has gained growing attention as a promising Li
resource. Compared with extensive studies on the modes of occurrence of Li in coal and …

Bioleaching for recovery of metals from spent batteries–a review

F Moosakazemi, S Ghassa, M Jafari… - Mineral Processing and …, 2023 - Taylor & Francis
This review addresses the recovery of metals from all the main types of spent batteries
(including Li-based, Zn-based, and Ni-based batteries) using bioleaching processes …

Applied mineralogical investigation on coal gasification ash

R Saini, SD Barma, DS Rao, S Basu, SM Mahajani - Waste Management, 2023 - Elsevier
This work aims to perform the applied mineralogical characterization of coal gasification ash
(CGA) generated from a commercial fixed bed downdraft gasification plant in eastern India …

A new co-processing mode of organic anaerobic fermentation liquid and municipal solid waste incineration fly ash

J Zhang, Y Mao, W Wang, X Wang, J Li, Y Jin… - Waste Management, 2022 - Elsevier
A new co-processing mode of waste liquid from anaerobic fermentation of organic wastes
and municipal solid waste incineration fly ash (MSWI-FA) dechlorination is reported in this …

Spent-medium leaching of germanium, vanadium and lithium from coal fly ash with biogenic carboxylic acids and comparison with chemical leaching

H Rezaei, SZ Shafaei, H Abdollahi, S Ghassa… - Hydrometallurgy, 2023 - Elsevier
Coal fly ash (CFA), produced in coal-fired power plants, is categorized as hazardous waste
and has caused serious environmental impacts. The CFA contains significant amounts of …

[HTML][HTML] Geochemistry and mineralogy of fly ash from the high-alumina coal, Datong Coalfield, Shanxi, China

P Shao, H Hou, W Wang, W Wang - Ore Geology Reviews, 2023 - Elsevier
The abundance and distribution of minerals and elements in high-alumina coal fly ash
(HACFA) is the basis for evaluating the resource utilization potential of HACFA and the key …

Study on solvent extraction of rare earth elements from leaching solution of coal fly ash by P204

J Pan, X Zhao, C Zhou, F Yang, W Ji - Minerals, 2022 - mdpi.com
Due to the increasing demand for rare earth elements (REE) resources in the market and the
shortage of their direct sources, the research on REE in coal fly ash (CFA) has attracted the …