Aspen Bibliography

Effect of Transient Variation of Temperature on Acid Hydrolysis of Aspen Hemicellulose Scientific Note

Document Type

Article

Journal/Book Title/Conference

Applied Biochemistry and Biotechnology

Volume

20-21

Publication Date

1989

Abstract

Thermal diffusivities of Aspen wood were experimentally determined and subsequently incorporated into a theoretical model to establish the effect of transient temperature variation within a solid substrate during acid catalyzed hydrolysis of hemicellulose. The simulation results were analyzed to evaluate the impact of particle size on hemicellulose hydrolysis. Total xylose yield was found to decrease for increasing chip size and this effect was intensified by increasing reaction temperature. Quantitative criteria were established for assessment of transient temperature effect on xylose yield and reaction time at various reaction conditions.

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