One-Dimensional Simulation of Diffusion and Advection Effects in Enzymatic Hydrolysis of Cellulose

Enzymatic hydrolysis process to transform lignocellulosic cellulose into sugar in a bioreactor tank involves different controlling factors such as advection, diffusion and fragmentation of cellulose chains. Although it has been observed experimentally that enzymatic hydrolysis is...

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Main Authors:	Norazaliza, Mohd Jamil, Qi, Wang
Format:	Article
Language:	English
Published:	Science Publications 2016
Subjects:	QA Mathematics
Online Access:	http://umpir.ump.edu.my/id/eprint/15992/ http://umpir.ump.edu.my/id/eprint/15992/ http://umpir.ump.edu.my/id/eprint/15992/ http://umpir.ump.edu.my/id/eprint/15992/1/ajassp.2016.870.876.pdf

id	ump-15992
recordtype	eprints
spelling	ump-159922017-02-03T04:12:48Z http://umpir.ump.edu.my/id/eprint/15992/ One-Dimensional Simulation of Diffusion and Advection Effects in Enzymatic Hydrolysis of Cellulose Norazaliza, Mohd Jamil Qi, Wang QA Mathematics Enzymatic hydrolysis process to transform lignocellulosic cellulose into sugar in a bioreactor tank involves different controlling factors such as advection, diffusion and fragmentation of cellulose chains. Although it has been observed experimentally that enzymatic hydrolysis is strongly influenced by the environmental effects in a tank, these effects have not been adequately quantified. In this study, a current kinetic model for enzymatic hydrolysis of cellulose was extended by coupling the Population Balance Equations (PBE) with advection and diffusion terms to model the spatial evolution of the system. The mathematical model was solved using the DAE-QMOM technique. The aim of this study was to simulate the effect of diffusion and advection on the fragmentation of cellulose chains during enzymatic hydrolysis in one-dimensional domain. This study demonstrated the applicability and usefulness of a commercial software (COMSOL Multiphysics) for finding the solution of PBE-advection-diffusion in cellulosic hydrolysis problem. The key implication of this work is that advection is a significant phenomenon which could increase the number of cellulose particles. Also, diffusion alone cannot increase hydrolysis rate, but the combination of advection and diffusion increases hydrolysis rate. Science Publications 2016-07-12 Article PeerReviewed application/pdf en cc_by http://umpir.ump.edu.my/id/eprint/15992/1/ajassp.2016.870.876.pdf Norazaliza, Mohd Jamil and Qi, Wang (2016) One-Dimensional Simulation of Diffusion and Advection Effects in Enzymatic Hydrolysis of Cellulose. American Journal of Applied Sciences, 13 (7). pp. 870-876. ISSN 1546-9239 http://dx.doi.org/10.3844/ajassp.2016.870.876 DOI: 10.3844/ajassp.2016.870.876
repository_type	Digital Repository
institution_category	Local University
institution	Universiti Malaysia Pahang
building	UMP Institutional Repository
collection	Online Access
language	English
topic	QA Mathematics
spellingShingle	QA Mathematics Norazaliza, Mohd Jamil Qi, Wang One-Dimensional Simulation of Diffusion and Advection Effects in Enzymatic Hydrolysis of Cellulose
description	Enzymatic hydrolysis process to transform lignocellulosic cellulose into sugar in a bioreactor tank involves different controlling factors such as advection, diffusion and fragmentation of cellulose chains. Although it has been observed experimentally that enzymatic hydrolysis is strongly influenced by the environmental effects in a tank, these effects have not been adequately quantified. In this study, a current kinetic model for enzymatic hydrolysis of cellulose was extended by coupling the Population Balance Equations (PBE) with advection and diffusion terms to model the spatial evolution of the system. The mathematical model was solved using the DAE-QMOM technique. The aim of this study was to simulate the effect of diffusion and advection on the fragmentation of cellulose chains during enzymatic hydrolysis in one-dimensional domain. This study demonstrated the applicability and usefulness of a commercial software (COMSOL Multiphysics) for finding the solution of PBE-advection-diffusion in cellulosic hydrolysis problem. The key implication of this work is that advection is a significant phenomenon which could increase the number of cellulose particles. Also, diffusion alone cannot increase hydrolysis rate, but the combination of advection and diffusion increases hydrolysis rate.
format	Article
author	Norazaliza, Mohd Jamil Qi, Wang
author_facet	Norazaliza, Mohd Jamil Qi, Wang
author_sort	Norazaliza, Mohd Jamil
title	One-Dimensional Simulation of Diffusion and Advection Effects in Enzymatic Hydrolysis of Cellulose
title_short	One-Dimensional Simulation of Diffusion and Advection Effects in Enzymatic Hydrolysis of Cellulose
title_full	One-Dimensional Simulation of Diffusion and Advection Effects in Enzymatic Hydrolysis of Cellulose
title_fullStr	One-Dimensional Simulation of Diffusion and Advection Effects in Enzymatic Hydrolysis of Cellulose
title_full_unstemmed	One-Dimensional Simulation of Diffusion and Advection Effects in Enzymatic Hydrolysis of Cellulose
title_sort	one-dimensional simulation of diffusion and advection effects in enzymatic hydrolysis of cellulose
publisher	Science Publications
publishDate	2016
url	http://umpir.ump.edu.my/id/eprint/15992/ http://umpir.ump.edu.my/id/eprint/15992/ http://umpir.ump.edu.my/id/eprint/15992/ http://umpir.ump.edu.my/id/eprint/15992/1/ajassp.2016.870.876.pdf
first_indexed	2023-09-18T22:21:16Z
last_indexed	2023-09-18T22:21:16Z
_version_	1777415672751456256

One-Dimensional Simulation of Diffusion and Advection Effects in Enzymatic Hydrolysis of Cellulose

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