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Components Interaction of Cotton Stalk under Low-Temperature Hydrothermal Conversion: A Bio-Oil Pyrolysis Behavior Perspective Analysis
被引:6
作者:
Yang, Xiao
[1
]
Chen, Naihao
[1
]
Ge, Shengbo
[2
]
Sheng, Yequan
[2
]
Yang, Kun
[1
]
Lin, Pengmusen
[1
]
Guo, Xuqiang
[1
]
Lam, Su Shiung
[2
,3
]
Ming, Hui
[1
]
Zhang, Libo
[1
]
机构:
[1] China Univ Petr Beijing Karamay, Coll Engn, State Key Lab Heavy Oil Proc, Karamay 834000, Peoples R China
[2] Nanjing Forestry Univ, Coll Mat Sci & Engn, Jiangsu Coinnovat Ctr Efficient Proc & Utilizat F, Int Innovat Ctr Forest Chem & Mat, Nanjing 210037, Peoples R China
[3] Univ Malaysia Terengganu, Higher Inst Ctr Excellence HICoE, Inst Trop Aquaculture & Fisheries AKUATROP, Kuala Nerus 21030, Malaysia
来源:
基金:
美国国家科学基金会;
关键词:
bio-oil;
cotton stalk;
hydro-thermal liquefaction;
interaction;
multi-variate blending;
CELLULOSE-LIGNIN INTERACTIONS;
LIGNOCELLULOSIC BIOMASS;
LIQUEFACTION;
HEMICELLULOSE;
GASIFICATION;
CONSTITUENTS;
PROTEIN;
XYLAN;
D O I:
10.3390/polym14204307
中图分类号:
O63 [高分子化学(高聚物)];
学科分类号:
070305 ;
080501 ;
081704 ;
摘要:
The conversion of agricultural and forestry waste biomass materials into bio-oil by mild hydro-thermal technology has a positive effect on extending the agricultural industry chain and alleviating the world energy crisis. The interaction investigation of biomass components during bio-oil formation can be significant for the efficient conversion of lignocellulose when different raw materials are fed together. In this paper, a bio-oil pyrolysis behavior (thermogravimetric analysis, TG) perspective component interaction investigation of cotton stalks under low-temperature hydro-thermal conversion (220 degrees C) was studied. Cellulose, hemi-cellulose, lignin, and protein were used as lignocellulose model components, by their simple binary blending and multi-variate blending and combined with thermo-gravimetric analysis and gas chromatography-mass spectrometry (GC-MS) characterization and analysis. The interaction of different model components and real biomass raw material components in the hydro-thermal process was explored. Results showed that the components of hydro-thermal bio-oil from cotton stalks were highly correlated with the interactions between cellulose, hemi-cellulose, lignin, and protein. During the hydro-thermal process, cellulose and hemi-cellulose inhibit each other, which reduces the content of ketones, aldehydes, ethers, and alcohols in bio-oil. Interaction between cellulose and lignin was obvious, which promotes the formation of oligomers, such as ketones, aldehydes, esters, phenols, and aliphatic, while inhibiting the production of aromatic and multi-hybrid compounds. Otherwise, there was no obvious interaction effect between hemi-cellulose and lignin or between lignin and protein. This research will guide the industrialization of lignocellulose, especially the possible co-feed hydro-thermal conversion technology.
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页数:11
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