Seasonal variation in the chemical composition of the bioenergy feedstock Laminaria digitata for thermochemical conversion.

J. M. M. Adams; A. B. Ross; K. Anastasakis; E. M. Hodgson; J. A. Gallagher; J. M. Jones; I. S. Donnison

doi:10.1016/j.biortech.2010.06.152

Seasonal variation in the chemical composition of the bioenergy feedstock Laminaria digitata for thermochemical conversion.

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Seasonal variation in the chemical composition of the bioenergy feedstock Laminaria digitata for thermochemical conversion. / Adams, J. M. M.; Ross, A. B.; Anastasakis, K. et al.

In: Bioresource Technology, Vol. 102, No. 1, 01.2011, p. 226-234.

Research output: Contribution to journal › Article › peer-review

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@article{34fcb275ffdb43a2861052ab4780fe4a,

title = "Seasonal variation in the chemical composition of the bioenergy feedstock Laminaria digitata for thermochemical conversion.",

abstract = "To avoid negative impacts on food production, novel non-food biofuel feedstocks need to be identified and utilised. One option is to utilise marine biomass, notably fast-growing, large marine {\textquoteleft}plants{\textquoteright} such as the macroalgal kelps. This paper reports on the changing composition of Laminaria digitata throughout it growth cycle as determined by new technologies. The potential of Laminaria sp. as a feedstock for biofuel production and future biorefining possibilities was assessed through proximate and ultimate analysis, initial pyrolysis rates using thermo-gravimetric analysis (TGA), metals content and pyrolysis gas chromatography–mass spectrometry. Samples harvested in March contained the lowest proportion of carbohydrate and the highest ash and alkali metal content, whereas samples harvested in July contained the highest proportions of carbohydrate, lowest alkali metals and ash content. July was therefore considered the most suitable month for harvesting kelp biomass for thermochemical conversion to biofuels. Keywords: Algae; Bio-oil; Biorefinery; Py–GC–MS; TGA",

keywords = "bio-oil, TGA, biorefinary, Py-GC-MS, algae",

author = "Adams, {J. M. M.} and Ross, {A. B.} and K. Anastasakis and Hodgson, {E. M.} and Gallagher, {J. A.} and Jones, {J. M.} and Donnison, {I. S.}",

note = "Adams, J. M. M., Ross, A. B., Anastasakis, K., Hodgson, E. M., Gallagher, J. A., Jones, J. M., Donnison, I. S. (2011). Seasonal variation in the chemical composition of the bioenergy feedstock Laminaria digitata for thermochemical conversion. Bioresource Technology, 102, (1), Special Issue: Biofuels - II: Algal Biofuels and Microbial Fuel Cells, 226-234. IMPF: 04.98 Sponsorship: BBSRC RONO: BBS/E/W/00003134B; BBS/E/W/00003134E",

year = "2011",

month = jan,

doi = "10.1016/j.biortech.2010.06.152",

language = "English",

volume = "102",

pages = "226--234",

journal = "Bioresource Technology",

issn = "0960-8524",

publisher = "Elsevier",

number = "1",

}

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TY - JOUR

T1 - Seasonal variation in the chemical composition of the bioenergy feedstock Laminaria digitata for thermochemical conversion.

AU - Adams, J. M. M.

AU - Ross, A. B.

AU - Anastasakis, K.

AU - Hodgson, E. M.

AU - Gallagher, J. A.

AU - Jones, J. M.

AU - Donnison, I. S.

N1 - Adams, J. M. M., Ross, A. B., Anastasakis, K., Hodgson, E. M., Gallagher, J. A., Jones, J. M., Donnison, I. S. (2011). Seasonal variation in the chemical composition of the bioenergy feedstock Laminaria digitata for thermochemical conversion. Bioresource Technology, 102, (1), Special Issue: Biofuels - II: Algal Biofuels and Microbial Fuel Cells, 226-234. IMPF: 04.98 Sponsorship: BBSRC RONO: BBS/E/W/00003134B; BBS/E/W/00003134E

PY - 2011/1

Y1 - 2011/1

N2 - To avoid negative impacts on food production, novel non-food biofuel feedstocks need to be identified and utilised. One option is to utilise marine biomass, notably fast-growing, large marine ‘plants’ such as the macroalgal kelps. This paper reports on the changing composition of Laminaria digitata throughout it growth cycle as determined by new technologies. The potential of Laminaria sp. as a feedstock for biofuel production and future biorefining possibilities was assessed through proximate and ultimate analysis, initial pyrolysis rates using thermo-gravimetric analysis (TGA), metals content and pyrolysis gas chromatography–mass spectrometry. Samples harvested in March contained the lowest proportion of carbohydrate and the highest ash and alkali metal content, whereas samples harvested in July contained the highest proportions of carbohydrate, lowest alkali metals and ash content. July was therefore considered the most suitable month for harvesting kelp biomass for thermochemical conversion to biofuels. Keywords: Algae; Bio-oil; Biorefinery; Py–GC–MS; TGA

AB - To avoid negative impacts on food production, novel non-food biofuel feedstocks need to be identified and utilised. One option is to utilise marine biomass, notably fast-growing, large marine ‘plants’ such as the macroalgal kelps. This paper reports on the changing composition of Laminaria digitata throughout it growth cycle as determined by new technologies. The potential of Laminaria sp. as a feedstock for biofuel production and future biorefining possibilities was assessed through proximate and ultimate analysis, initial pyrolysis rates using thermo-gravimetric analysis (TGA), metals content and pyrolysis gas chromatography–mass spectrometry. Samples harvested in March contained the lowest proportion of carbohydrate and the highest ash and alkali metal content, whereas samples harvested in July contained the highest proportions of carbohydrate, lowest alkali metals and ash content. July was therefore considered the most suitable month for harvesting kelp biomass for thermochemical conversion to biofuels. Keywords: Algae; Bio-oil; Biorefinery; Py–GC–MS; TGA

KW - bio-oil

KW - TGA

KW - biorefinary

KW - Py-GC-MS

KW - algae

U2 - 10.1016/j.biortech.2010.06.152

DO - 10.1016/j.biortech.2010.06.152

M3 - Article

C2 - 20685112

VL - 102

SP - 226

EP - 234