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The impact of inocula carryover and inoculum dilution on the methane yields in batch methane potential tests

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The impact of inocula carryover and inoculum dilution on the methane yields in batch methane potential tests. / Reilly, Matthew; Dinsdale, Richard; Guwy, Alan.

In: BIORESOURCE TECHNOLOGY, Vol. 208, 01.05.2016, p. 134-139.

Research output: Contribution to journalArticle

Harvard

Reilly, M, Dinsdale, R & Guwy, A 2016, 'The impact of inocula carryover and inoculum dilution on the methane yields in batch methane potential tests', BIORESOURCE TECHNOLOGY, vol. 208, pp. 134-139. https://doi.org/10.1016/j.biortech.2016.02.060

APA

Reilly, M., Dinsdale, R., & Guwy, A. (2016). The impact of inocula carryover and inoculum dilution on the methane yields in batch methane potential tests. BIORESOURCE TECHNOLOGY, 208, 134-139. https://doi.org/10.1016/j.biortech.2016.02.060

Vancouver

Reilly M, Dinsdale R, Guwy A. The impact of inocula carryover and inoculum dilution on the methane yields in batch methane potential tests. BIORESOURCE TECHNOLOGY. 2016 May 1;208:134-139. https://doi.org/10.1016/j.biortech.2016.02.060

Author

Reilly, Matthew ; Dinsdale, Richard ; Guwy, Alan. / The impact of inocula carryover and inoculum dilution on the methane yields in batch methane potential tests. In: BIORESOURCE TECHNOLOGY. 2016 ; Vol. 208. pp. 134-139.

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@article{ac57341bce2c46ca9b21f57167e6a5d2,
title = "The impact of inocula carryover and inoculum dilution on the methane yields in batch methane potential tests",
abstract = "Batch studies are used to benchmark biohydrogen potential (BHP) and biomethane potential (BMP) yields from feed substrates, digestates residues and different process configurations. This study shows that BMP yields using cellulose can be biased positively by not diluting the initial sewage sludge inoculum and the bias is independent of starting inoculum volatile solids (VS) concentration. The carryover of BHP inoculum also increased the BMP yields when using cellulose as a substrate by up to 18.8%. Furthermore it was also observed that the dilution of BMP inoculum with deionised H2O reduced methane yields from cellulose by up to 132 ± 26 N mL-CH4 g-VS-1. Therefore it is proposed that inoculum and standard substrate controls (as used in this study) should be included in methane batch methodologies, particularly when using a pre-fermentation stage such as dark fermentation.",
keywords = "Batch studies, Biohydrogen, Biomethane, Dark fermentation, Two-stage anaerobic digestion",
author = "Matthew Reilly and Richard Dinsdale and Alan Guwy",
year = "2016",
month = may,
day = "1",
doi = "10.1016/j.biortech.2016.02.060",
language = "English",
volume = "208",
pages = "134--139",
journal = "BIORESOURCE TECHNOLOGY",
issn = "0960-8524",
publisher = "Elsevier Limited",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - The impact of inocula carryover and inoculum dilution on the methane yields in batch methane potential tests

AU - Reilly, Matthew

AU - Dinsdale, Richard

AU - Guwy, Alan

PY - 2016/5/1

Y1 - 2016/5/1

N2 - Batch studies are used to benchmark biohydrogen potential (BHP) and biomethane potential (BMP) yields from feed substrates, digestates residues and different process configurations. This study shows that BMP yields using cellulose can be biased positively by not diluting the initial sewage sludge inoculum and the bias is independent of starting inoculum volatile solids (VS) concentration. The carryover of BHP inoculum also increased the BMP yields when using cellulose as a substrate by up to 18.8%. Furthermore it was also observed that the dilution of BMP inoculum with deionised H2O reduced methane yields from cellulose by up to 132 ± 26 N mL-CH4 g-VS-1. Therefore it is proposed that inoculum and standard substrate controls (as used in this study) should be included in methane batch methodologies, particularly when using a pre-fermentation stage such as dark fermentation.

AB - Batch studies are used to benchmark biohydrogen potential (BHP) and biomethane potential (BMP) yields from feed substrates, digestates residues and different process configurations. This study shows that BMP yields using cellulose can be biased positively by not diluting the initial sewage sludge inoculum and the bias is independent of starting inoculum volatile solids (VS) concentration. The carryover of BHP inoculum also increased the BMP yields when using cellulose as a substrate by up to 18.8%. Furthermore it was also observed that the dilution of BMP inoculum with deionised H2O reduced methane yields from cellulose by up to 132 ± 26 N mL-CH4 g-VS-1. Therefore it is proposed that inoculum and standard substrate controls (as used in this study) should be included in methane batch methodologies, particularly when using a pre-fermentation stage such as dark fermentation.

KW - Batch studies

KW - Biohydrogen

KW - Biomethane

KW - Dark fermentation

KW - Two-stage anaerobic digestion

UR - http://www.scopus.com/inward/record.url?scp=84959305969&partnerID=8YFLogxK

U2 - 10.1016/j.biortech.2016.02.060

DO - 10.1016/j.biortech.2016.02.060

M3 - Article

C2 - 26938808

AN - SCOPUS:84959305969

VL - 208

SP - 134

EP - 139

JO - BIORESOURCE TECHNOLOGY

JF - BIORESOURCE TECHNOLOGY

SN - 0960-8524

ER -