Integrating alum sludge with waste-activated sludge in co-conditioning and dewatering: a case study of a city in south France
Sign Up to like & getrecommendations! Published in 2020 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-020-08056-0
Abstract: The unique geographical location of waterworks and wastewater treatment plant (WWTP) in Graulhet (France) profited the environmental resource integration and “Circular Economy.” Alum sludge from a local waterworks was introduced to co-conditioning and dewatering with… read more here.
Keywords: alum sludge; conditioning dewatering; activated sludge; sludge ... See more keywords
Reuse of UK alum water treatment sludge in cement-based materials
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DOI: 10.1016/j.conbuildmat.2020.122047
Abstract: Abstract Alum salts are commonly used as coagulants in the purification of surface water for potable supplies. The resultant waste alumina-rich sludge is currently landfilled in the UK. This study aimed to valorise sludge by… read more here.
Keywords: crystalline alumina; alum sludge; water; cement ... See more keywords
Sustainable production of concrete with treated alum sludge
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DOI: 10.1016/j.conbuildmat.2021.122703
Abstract: Abstract A huge amount of unwanted sludge produced daily from water and wastewater treatment plants and disposed into landfills which cause a numerous environmental challenges. This study aims to investigate the effect of replacing cement… read more here.
Keywords: replacement; alum sludge; days curing; production ... See more keywords
Simultaneous oxidation and adsorption of arsenic by one-step fabrication of alum sludge and graphitic carbon nitride (g-C3N4).
Sign Up to like & getrecommendations! Published in 2019 at "Journal of hazardous materials"
DOI: 10.1016/j.jhazmat.2019.121138
Abstract: The oxidation of trivalent arsenic (As(III)) to pentavalent arsenic (As(V)) is a common pretreatment to remove As(III) from the aqueous phase. The graphitic carbon nitride as a photocatalyst can transform As(III) to As(V), but the… read more here.
Keywords: adsorption; oxidation; alum sludge; graphitic carbon ... See more keywords
Study on adsorption of methylene blue by a novel composite material of TiO2 and alum sludge
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DOI: 10.1039/c8ra05946b
Abstract: A composite material of TiO2 and alum sludge (TiO2@AS) is reported in this paper. The samples of alum sludge (AS) and TiO2@AS were characterized using a field emission scanning electron microscope (FE-SEM), an energy dispersive… read more here.
Keywords: tio2; adsorption; methylene blue; alum sludge ... See more keywords
Adsorptive Pattern Using Drinking Water Treatment Residual for Organic Effluent Abatement from Aqueous Solutions
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DOI: 10.3390/ma16010247
Abstract: Zeolite (ZSM-12) is a unique material obtained from the drinking water treatment plants’ residual “alum sludge”, as a result of using aluminum sulphate as a primary coagulant in the plants. Herein, alum sludge (AS) is… read more here.
Keywords: water treatment; alum sludge; drinking water; adsorptive pattern ... See more keywords
Evaluation of the usage of various capping materials in capping of contaminated sediments
Sign Up to like & getrecommendations! Published in 2019 at "DESALINATION AND WATER TREATMENT"
DOI: 10.5004/dwt.2019.25133
Abstract: In this study, the beneficial reuse of alum sludge as a capping material in subaqueous contaminated sediment capping applications was investigated by finite element analysis. In the finite element analysis, the contaminated sediment was modeled… read more here.
Keywords: capping material; alum sludge; alum; contaminated sediment ... See more keywords