Abstract:
:Oil palm trunk (OPT) sap was utilized for growth and bioethanol production by Saccharomycescerevisiae with addition of palm oil mill effluent (POME) as nutrients supplier. Maximum yield (YP/S) was attained at 0.464g bioethanol/g glucose presence in the OPT sap-POME-based media. However, OPT sap and POME are heterogeneous in properties and fermentation performance might change if it is repeated. Contribution of parametric uncertainty analysis on bioethanol fermentation performance was then assessed using Monte Carlo simulation (stochastic variable) to determine probability distributions due to fluctuation and variation of kinetic model parameters. Results showed that based on 100,000 samples tested, the yield (YP/S) ranged 0.423-0.501g/g. Sensitivity analysis was also done to evaluate the impact of each kinetic parameter on the fermentation performance. It is found that bioethanol fermentation highly depend on growth of the tested yeast.
journal_name
Bioresour Technoljournal_title
Bioresource technologyauthors
Samsudin MD,Mat Don Mdoi
10.1016/j.biortech.2014.10.116subject
Has Abstractpub_date
2015-01-01 00:00:00pages
417-23eissn
0960-8524issn
1873-2976pii
S0960-8524(14)01548-Xjournal_volume
175pub_type
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