Algae;
Steam gasification;
Hydrogen;
Iron catalyst;
FLUIDIZED-BED;
CATALYTIC DECOMPOSITION;
GASIFYING AGENT;
WOODY BIOMASS;
NI CATALYSTS;
PYROLYSIS;
TAR;
BIOREFINERY;
ADDITIVES;
SEAWEED;
D O I:
10.1016/j.biortech.2014.04.096
中图分类号:
S2 [农业工程];
学科分类号:
082806 [农业信息与电气工程];
摘要:
Algal biomasses were tested as feedstock for steam gasification in a dual-bed microreactor in a two-stage process. Gasification experiments were carried out in absence and presence of catalyst. The catalysts used were 10% Fe2O3-90% CeO2 and red mud (activated and natural forms). Effects of catalysts on tar formation and gasification efficiencies were comparatively investigated. It was observed that the characteristic of algae gasification was dependent on its components and the catalysts used. The main role of the catalyst was reforming of the tar derived from algae pyrolysis, besides enhancing water gas shift reaction. The tar reduction levels were in the range of 80-100% for seaweeds and of 53-70% for microalgae. Fe2O3-CeO2 was found to be the most effective catalyst. The maximum hydrogen yields obtained were 1036 cc/g algae for Fucus serratus, 937 cc/g algae for Laminaria digitata and 413 cc/g algae for Nannochloropsis oculata. (C) 2014 Elsevier Ltd. All rights reserved.
机构:
Univ Sains Malaysia, Sch Mech Engn, Nibong Tebal 14300, Penang, Malaysia
Semarang State Univ, Dept Mech Engn, Gunungpati 50229, Semarang, IndonesiaUniv Sains Malaysia, Sch Mech Engn, Nibong Tebal 14300, Penang, Malaysia
Anis, Samsudin
;
Zainal, Z. A.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Sains Malaysia, Sch Mech Engn, Nibong Tebal 14300, Penang, MalaysiaUniv Sains Malaysia, Sch Mech Engn, Nibong Tebal 14300, Penang, Malaysia
机构:
Univ Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
Ferreira, Ana F.
;
Ribeiro, Lauro A.
论文数: 0引用数: 0
h-index: 0
机构:
INESCC, P-3000033 Coimbra, Portugal
Univ Coimbra, Sch Sci & Technol, P-3030790 Coimbra, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
Ribeiro, Lauro A.
;
Batista, Ana P.
论文数: 0引用数: 0
h-index: 0
机构:
LNEG Energy & Geol Natl Lab, Bioenergy Unit, P-1649038 Lisbon, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
Batista, Ana P.
;
Marques, Paula A. S. S.
论文数: 0引用数: 0
h-index: 0
机构:
LNEG Energy & Geol Natl Lab, Bioenergy Unit, P-1649038 Lisbon, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
Marques, Paula A. S. S.
;
Nobre, Beatriz P.
论文数: 0引用数: 0
h-index: 0
机构:
LNEG Energy & Geol Natl Lab, Bioenergy Unit, P-1649038 Lisbon, Portugal
Inst Super Tecn, Ctr Quim Estrutural, IST, P-1049001 Lisbon, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
Nobre, Beatriz P.
;
Palavra, Antonio M. F.
论文数: 0引用数: 0
h-index: 0
机构:
Inst Super Tecn, Ctr Quim Estrutural, IST, P-1049001 Lisbon, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
Palavra, Antonio M. F.
;
da Silva, Patricia Pereira
论文数: 0引用数: 0
h-index: 0
机构:
INESCC, P-3000033 Coimbra, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
da Silva, Patricia Pereira
;
Gouveia, Luisa
论文数: 0引用数: 0
h-index: 0
机构:
LNEG Energy & Geol Natl Lab, Bioenergy Unit, P-1649038 Lisbon, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
Gouveia, Luisa
;
Silva, Carla
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
机构:
Univ Sains Malaysia, Sch Mech Engn, Nibong Tebal 14300, Penang, Malaysia
Semarang State Univ, Dept Mech Engn, Gunungpati 50229, Semarang, IndonesiaUniv Sains Malaysia, Sch Mech Engn, Nibong Tebal 14300, Penang, Malaysia
Anis, Samsudin
;
Zainal, Z. A.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Sains Malaysia, Sch Mech Engn, Nibong Tebal 14300, Penang, MalaysiaUniv Sains Malaysia, Sch Mech Engn, Nibong Tebal 14300, Penang, Malaysia
机构:
Univ Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
Ferreira, Ana F.
;
Ribeiro, Lauro A.
论文数: 0引用数: 0
h-index: 0
机构:
INESCC, P-3000033 Coimbra, Portugal
Univ Coimbra, Sch Sci & Technol, P-3030790 Coimbra, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
Ribeiro, Lauro A.
;
Batista, Ana P.
论文数: 0引用数: 0
h-index: 0
机构:
LNEG Energy & Geol Natl Lab, Bioenergy Unit, P-1649038 Lisbon, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
Batista, Ana P.
;
Marques, Paula A. S. S.
论文数: 0引用数: 0
h-index: 0
机构:
LNEG Energy & Geol Natl Lab, Bioenergy Unit, P-1649038 Lisbon, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
Marques, Paula A. S. S.
;
Nobre, Beatriz P.
论文数: 0引用数: 0
h-index: 0
机构:
LNEG Energy & Geol Natl Lab, Bioenergy Unit, P-1649038 Lisbon, Portugal
Inst Super Tecn, Ctr Quim Estrutural, IST, P-1049001 Lisbon, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
Nobre, Beatriz P.
;
Palavra, Antonio M. F.
论文数: 0引用数: 0
h-index: 0
机构:
Inst Super Tecn, Ctr Quim Estrutural, IST, P-1049001 Lisbon, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
Palavra, Antonio M. F.
;
da Silva, Patricia Pereira
论文数: 0引用数: 0
h-index: 0
机构:
INESCC, P-3000033 Coimbra, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
da Silva, Patricia Pereira
;
Gouveia, Luisa
论文数: 0引用数: 0
h-index: 0
机构:
LNEG Energy & Geol Natl Lab, Bioenergy Unit, P-1649038 Lisbon, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal
Gouveia, Luisa
;
Silva, Carla
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, PortugalUniv Tecn Lisboa, Inst Super Tecn, IDMEC, P-1049001 Lisbon, Portugal