Cellular and compositional insight into the sludge dewatering process using enzyme treatment
Sign Up to like & getrecommendations! Published in 2018 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-018-2854-9
Abstract: Removal of intracellular water in microbial cells remains a key issue for sludge disposal, and here, a novel method of enzymatic treatment with two enzymes, lysozyme and protease, was employed. Total internal reflection fluorescence microscope… read more here.
Keywords: compositional insight; treatment; sludge; sludge dewatering ... See more keywords
Experimental investigation on sludge dewatering using granulated blast furnace slag as skeleton material
Sign Up to like & getrecommendations! Published in 2020 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-020-07614-w
Abstract: The highly compressible nature of sludge and the presence of colloidal particles cause difficulties in sludge dewatering. Reducing the moisture content in secondary sludge is a key factor in reducing the capital costs, operational costs,… read more here.
Keywords: furnace slag; granulated blast; sludge; sludge dewatering ... See more keywords
Efficient dewatering of polymer-rich aerobic granular sludge with cationic polymer containing hydrocarbons
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Environmental Science and Technology"
DOI: 10.1007/s13762-019-02505-1
Abstract: This study compared the dewatering properties of aerobic granular and activated sludge from full-scale wastewater treatment plants, and determined how polymer dose and type affect granular sludge dewatering efficiency. At the same dose, granular sludge… read more here.
Keywords: granular sludge; polymer; activated sludge; sludge ... See more keywords
Enzyme immobilization on amino-functionalized Fe3O4@SiO2 via electrostatic interaction with enhancing biocatalysis in sludge dewatering
Sign Up to like & getrecommendations! Published in 2022 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2021.131976
Abstract: Abstract Enzymes have important advantages in sludge dewatering, but their catalytic performance is limited by their poor activity and stability. To address this issue, we develop a series of immobilized enzymes (immobilized acid protease, IE… read more here.
Keywords: 1013 1013; electrostatic interaction; performance; fe3o4 sio2 ... See more keywords
Biochar application in organics and ultra-violet quenching substances removal from sludge dewatering leachate for algae production.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of environmental management"
DOI: 10.1016/j.jenvman.2021.113446
Abstract: Algae production in nutrient rich sludge dewatering leachate after biogas production is a promising option for wastewater treatment plants. However, the ultra-violet (UV) absorbing characteristic of UV-quenching substances (UVQS) existing in these waters can notably… read more here.
Keywords: production; ultra violet; algae production; dewatering leachate ... See more keywords
Characterization and sludge dewatering performance evaluation of the photo-initiated cationic flocculant PDD
Sign Up to like & getrecommendations! Published in 2018 at "Journal of the Taiwan Institute of Chemical Engineers"
DOI: 10.1016/j.jtice.2018.07.022
Abstract: Abstract In this study, a novel flocculant called PDD was synthesized under ultraviolet irradiation using acrylamide (AM), methacryloyloxyethyl trimethylammonium chloride (DMC), and dimethyldiallylammonium chloride (DMDAAC) as monomers. The effects of monomer concentration, cationic degree, cationic… read more here.
Keywords: dewatering performance; photo; sludge; sludge dewatering ... See more keywords
Using ultrasonic (US)-initiated template copolymerization for preparation of an enhanced cationic polyacrylamide (CPAM) and its application in sludge dewatering.
Sign Up to like & getrecommendations! Published in 2018 at "Ultrasonics sonochemistry"
DOI: 10.1016/j.ultsonch.2018.02.017
Abstract: In this study, the ultrasonic (US)-initiated template copolymerization was employed to synthesize a novel cationic polyacrylamide (CPAM) characterized by a microblock structure using dimethyldiallylammonium chloride (DMDAAC) and acrylamide (AM) as monomers, and sodium polyacrylate (NaPAA)… read more here.
Keywords: microblock; template; spectroscopy; structure ... See more keywords
Insights into the short-term effects of CeO2 nanoparticles on sludge dewatering and related mechanism.
Sign Up to like & getrecommendations! Published in 2017 at "Water research"
DOI: 10.1016/j.watres.2017.04.011
Abstract: As CeO2 nanoparticles (NPs) are used in many applications, the released particles eventually enter wastewater treatment plants, influencing sludge dewatering and increasing the disposal costs. We conducted tests to gain insight into the sludge dewatering… read more here.
Keywords: sludge dewatering; ceo2 nps; ceo2 nanoparticles; mechanism ... See more keywords
Effects of Piecewise Electric Field Operation on Sludge Dewatering: Phenomena and Mathematical Model
Sign Up to like & getrecommendations! Published in 2018 at "Industrial & Engineering Chemistry Research"
DOI: 10.1021/acs.iecr.8b01019
Abstract: Electro-dewatering (EDW) is an energy-efficient method for sludge dewatering. In this study, effects of piecewise electric field operation on EDW were investigated by experiments and simulation. Operational parameters were studied mainly in terms of sludge… read more here.
Keywords: effects piecewise; operation; piecewise electric; sludge ... See more keywords
Evaluation of hydrophobically associating cationic starch-based flocculants in sludge dewatering
Sign Up to like & getrecommendations! Published in 2021 at "Scientific Reports"
DOI: 10.1038/s41598-021-91323-y
Abstract: Two series of binary graft cationic starch-based flocculants (CS-DMCs and CS-DMLs) with different hydrophilicity and charge density (CD) were prepared by graft copolymerization of acrylamide with 2-(Methacryloyloxy)-N,N,N-trimethylethanaminium chloride and methacrylic acid 2-(benzyldimethylaminio) ethyl chloride, respectively,… read more here.
Keywords: starch based; cationic starch; sludge dewatering; flocculants sludge ... See more keywords
Experimental investigation of sludge dewatering for single- and double-drainage conditions with a vacuum negative pressure load at the bottom
Sign Up to like & getrecommendations! Published in 2021 at "PLoS ONE"
DOI: 10.1371/journal.pone.0253806
Abstract: The moisture content of municipal sludge is relatively high, which increases the cost of sludge transportation and treatment. To reduce the volume of the sludge, sludge dewatering is needed. This paper proposes the theory of… read more here.
Keywords: drainage; double drainage; drainage conditions; sludge dewatering ... See more keywords