Firing-Associated Recycling of Coal-Fired Power Plant Fly Ash

Coal-fired power plant fly ash is a global environmental concern due to its small particle size, heavy metal content, and increased emissions. Although widely used in concrete, geopolymer, and fly ash brick production, a large amount of fly ash remains in storage sites or is used in landfills due to...

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Main Authors: Vu Thi Ngoc Minh, Vuong-Hung Pham, Vu Hoang Tung, Cao Tho Tung, Nguyen Thi Hong Phuong
Format: Article
Language:English
Published: Hindawi Limited 2023-01-01
Series:Journal of Analytical Methods in Chemistry
Online Access:http://dx.doi.org/10.1155/2023/8597376
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author Vu Thi Ngoc Minh
Vuong-Hung Pham
Vu Hoang Tung
Cao Tho Tung
Nguyen Thi Hong Phuong
author_facet Vu Thi Ngoc Minh
Vuong-Hung Pham
Vu Hoang Tung
Cao Tho Tung
Nguyen Thi Hong Phuong
author_sort Vu Thi Ngoc Minh
collection DOAJ
description Coal-fired power plant fly ash is a global environmental concern due to its small particle size, heavy metal content, and increased emissions. Although widely used in concrete, geopolymer, and fly ash brick production, a large amount of fly ash remains in storage sites or is used in landfills due to inadequate raw material quality, resulting in a waste of a recoverable resource. Therefore, the ongoing need is to develop new methods for recycling fly ash. The present review differentiates the physiochemical properties of fly ash from two coal combustion processes: fluidized bed combustion and pulverized coal combustion. It then discusses applications that can consume fly ash without strict chemical requirements, focusing on firing-associated methods. Finally, the challenges and opportunities of fly ash recycling are discussed.
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spelling doaj.art-19b6d1c1d1254bd4a17f2d19bb1516d32023-03-13T11:25:28ZengHindawi LimitedJournal of Analytical Methods in Chemistry2090-88732023-01-01202310.1155/2023/8597376Firing-Associated Recycling of Coal-Fired Power Plant Fly AshVu Thi Ngoc Minh0Vuong-Hung Pham1Vu Hoang Tung2Cao Tho Tung3Nguyen Thi Hong Phuong4School of Chemical EngineeringAdvanced Institute for Science and Technology (AIST)School of Chemical EngineeringSchool of Chemical EngineeringSchool of Chemical EngineeringCoal-fired power plant fly ash is a global environmental concern due to its small particle size, heavy metal content, and increased emissions. Although widely used in concrete, geopolymer, and fly ash brick production, a large amount of fly ash remains in storage sites or is used in landfills due to inadequate raw material quality, resulting in a waste of a recoverable resource. Therefore, the ongoing need is to develop new methods for recycling fly ash. The present review differentiates the physiochemical properties of fly ash from two coal combustion processes: fluidized bed combustion and pulverized coal combustion. It then discusses applications that can consume fly ash without strict chemical requirements, focusing on firing-associated methods. Finally, the challenges and opportunities of fly ash recycling are discussed.http://dx.doi.org/10.1155/2023/8597376
spellingShingle Vu Thi Ngoc Minh
Vuong-Hung Pham
Vu Hoang Tung
Cao Tho Tung
Nguyen Thi Hong Phuong
Firing-Associated Recycling of Coal-Fired Power Plant Fly Ash
Journal of Analytical Methods in Chemistry
title Firing-Associated Recycling of Coal-Fired Power Plant Fly Ash
title_full Firing-Associated Recycling of Coal-Fired Power Plant Fly Ash
title_fullStr Firing-Associated Recycling of Coal-Fired Power Plant Fly Ash
title_full_unstemmed Firing-Associated Recycling of Coal-Fired Power Plant Fly Ash
title_short Firing-Associated Recycling of Coal-Fired Power Plant Fly Ash
title_sort firing associated recycling of coal fired power plant fly ash
url http://dx.doi.org/10.1155/2023/8597376
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