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Adsorption of furfural from torrefaction condensate using torrefied biomass

Tutkimustuotosvertaisarvioitu

Standard

Adsorption of furfural from torrefaction condensate using torrefied biomass. / Doddapaneni, Tharaka Rama Krishna C.; Jain, Rohan; Praveenkumar, Ramasamy; Rintala, Jukka; Romar, Henrik; Konttinen, Jukka.

julkaisussa: Chemical Engineering Journal, Vuosikerta 334, 2018, s. 558-568.

Tutkimustuotosvertaisarvioitu

Harvard

Doddapaneni, TRKC, Jain, R, Praveenkumar, R, Rintala, J, Romar, H & Konttinen, J 2018, 'Adsorption of furfural from torrefaction condensate using torrefied biomass', Chemical Engineering Journal, Vuosikerta. 334, Sivut 558-568. https://doi.org/10.1016/j.cej.2017.10.053

APA

Doddapaneni, T. R. K. C., Jain, R., Praveenkumar, R., Rintala, J., Romar, H., & Konttinen, J. (2018). Adsorption of furfural from torrefaction condensate using torrefied biomass. Chemical Engineering Journal, 334, 558-568. https://doi.org/10.1016/j.cej.2017.10.053

Vancouver

Doddapaneni TRKC, Jain R, Praveenkumar R, Rintala J, Romar H, Konttinen J. Adsorption of furfural from torrefaction condensate using torrefied biomass. Chemical Engineering Journal. 2018;334:558-568. https://doi.org/10.1016/j.cej.2017.10.053

Author

Doddapaneni, Tharaka Rama Krishna C. ; Jain, Rohan ; Praveenkumar, Ramasamy ; Rintala, Jukka ; Romar, Henrik ; Konttinen, Jukka. / Adsorption of furfural from torrefaction condensate using torrefied biomass. Julkaisussa: Chemical Engineering Journal. 2018 ; Vuosikerta 334. Sivut 558-568.

Bibtex - Lataa

@article{f685eb4975984ff7a624f7ffe0c9e296,
title = "Adsorption of furfural from torrefaction condensate using torrefied biomass",
abstract = "Torrefaction is a biomass energy densification process that generates a major byproduct in the form of torrefaction condensate. Microbial conversion of torrefaction condensate could be an attractive option for energy integration within torrefaction process. However, torrefaction condensate contains several compounds, such as furfural, 5-hydroxymethylfurfural and guaiacol that are inhibitory to microbes. In this study, for the first time, we reported detoxification of torrefaction condensate, by removing the major inhibitory compound furfural, using torrefied biomass and later used the detoxified torrefaction condensate for anaerobic digestion. The effect of varying torrefaction temperature (225–300 °C), torrefied biomass dosage (25–250 g/L), initial pH (2.0–9.0), and contact time (1–12 h) on furfural adsorption was studied with batch adsorption experiments. The furfural adsorption on torrefied biomass was best represented by pseudo second order kinetic model. The adsorption of furfural and other inhibitory compounds on torrefied biomass was likely a hydrophobic interaction. A maximum of 60{\%} of furfural was adsorbed from torrefaction condensate containing 9000 mg furfural/L using 250 g/L of torrefied biomass in batch adsorption. For, column (20 mm internal diameter and 200 mm bed height), the saturation time for furfural adsorption was around 50 min. Anaerobic digestion of the detoxified torrefaction condensate shows that the lag phase in methane production was reduced from 25 d to 15 d for 0.2 volatile solid (VS)substrate:VSinoculum loading. The study shows that torrefaction condensate can be effectively detoxified using torrefied biomass for microbial conversion and can be integrated within the torrefied biomass pellet production process.",
keywords = "Anaerobic digestion, Detoxification, Energy densification, Pellets, Torrefaction volatiles",
author = "Doddapaneni, {Tharaka Rama Krishna C.} and Rohan Jain and Ramasamy Praveenkumar and Jukka Rintala and Henrik Romar and Jukka Konttinen",
year = "2018",
doi = "10.1016/j.cej.2017.10.053",
language = "English",
volume = "334",
pages = "558--568",
journal = "Chemical Engineering Journal",
issn = "1385-8947",
publisher = "Elsevier Science",

}

RIS (suitable for import to EndNote) - Lataa

TY - JOUR

T1 - Adsorption of furfural from torrefaction condensate using torrefied biomass

AU - Doddapaneni, Tharaka Rama Krishna C.

AU - Jain, Rohan

AU - Praveenkumar, Ramasamy

AU - Rintala, Jukka

AU - Romar, Henrik

AU - Konttinen, Jukka

PY - 2018

Y1 - 2018

N2 - Torrefaction is a biomass energy densification process that generates a major byproduct in the form of torrefaction condensate. Microbial conversion of torrefaction condensate could be an attractive option for energy integration within torrefaction process. However, torrefaction condensate contains several compounds, such as furfural, 5-hydroxymethylfurfural and guaiacol that are inhibitory to microbes. In this study, for the first time, we reported detoxification of torrefaction condensate, by removing the major inhibitory compound furfural, using torrefied biomass and later used the detoxified torrefaction condensate for anaerobic digestion. The effect of varying torrefaction temperature (225–300 °C), torrefied biomass dosage (25–250 g/L), initial pH (2.0–9.0), and contact time (1–12 h) on furfural adsorption was studied with batch adsorption experiments. The furfural adsorption on torrefied biomass was best represented by pseudo second order kinetic model. The adsorption of furfural and other inhibitory compounds on torrefied biomass was likely a hydrophobic interaction. A maximum of 60% of furfural was adsorbed from torrefaction condensate containing 9000 mg furfural/L using 250 g/L of torrefied biomass in batch adsorption. For, column (20 mm internal diameter and 200 mm bed height), the saturation time for furfural adsorption was around 50 min. Anaerobic digestion of the detoxified torrefaction condensate shows that the lag phase in methane production was reduced from 25 d to 15 d for 0.2 volatile solid (VS)substrate:VSinoculum loading. The study shows that torrefaction condensate can be effectively detoxified using torrefied biomass for microbial conversion and can be integrated within the torrefied biomass pellet production process.

AB - Torrefaction is a biomass energy densification process that generates a major byproduct in the form of torrefaction condensate. Microbial conversion of torrefaction condensate could be an attractive option for energy integration within torrefaction process. However, torrefaction condensate contains several compounds, such as furfural, 5-hydroxymethylfurfural and guaiacol that are inhibitory to microbes. In this study, for the first time, we reported detoxification of torrefaction condensate, by removing the major inhibitory compound furfural, using torrefied biomass and later used the detoxified torrefaction condensate for anaerobic digestion. The effect of varying torrefaction temperature (225–300 °C), torrefied biomass dosage (25–250 g/L), initial pH (2.0–9.0), and contact time (1–12 h) on furfural adsorption was studied with batch adsorption experiments. The furfural adsorption on torrefied biomass was best represented by pseudo second order kinetic model. The adsorption of furfural and other inhibitory compounds on torrefied biomass was likely a hydrophobic interaction. A maximum of 60% of furfural was adsorbed from torrefaction condensate containing 9000 mg furfural/L using 250 g/L of torrefied biomass in batch adsorption. For, column (20 mm internal diameter and 200 mm bed height), the saturation time for furfural adsorption was around 50 min. Anaerobic digestion of the detoxified torrefaction condensate shows that the lag phase in methane production was reduced from 25 d to 15 d for 0.2 volatile solid (VS)substrate:VSinoculum loading. The study shows that torrefaction condensate can be effectively detoxified using torrefied biomass for microbial conversion and can be integrated within the torrefied biomass pellet production process.

KW - Anaerobic digestion

KW - Detoxification

KW - Energy densification

KW - Pellets

KW - Torrefaction volatiles

U2 - 10.1016/j.cej.2017.10.053

DO - 10.1016/j.cej.2017.10.053

M3 - Article

VL - 334

SP - 558

EP - 568

JO - Chemical Engineering Journal

JF - Chemical Engineering Journal

SN - 1385-8947

ER -