LAPSE:2019.1037
Published Article
LAPSE:2019.1037
Overview of Alternative Ethanol Removal Techniques for Enhancing Bioethanol Recovery from Fermentation Broth
Hamid Zentou, Zurina Zainal Abidin, Robiah Yunus, Dayang Radiah Awang Biak, Danil Korelskiy
September 23, 2019
This study aims at reviewing the alternative techniques for bioethanol recovery, highlighting its advantages and disadvantages, and to investigate the technical challenges facing these alternatives to be widely used. The findings showed that the integration of these techniques with the fermentation process did not meet a large acceptance in the industrial sector. The majority of conducted studies were mainly focusing on ethanol recovery from aqueous standard solution rather than the investigation of these techniques performance in fermentation-separation coupled system. In this context, pervaporation has received more attention as a promising alternative to distillation. However, some challenges are facing the integration of these techniques in the industrial scale as the fouling problem in pervaporation, the toxicity of solvent in liquid extraction, energy consumption in vacuum fermentation. It was also found that there is a lack of the technical economic analysis for these techniques which may limit the spread of its application in the large scale. Currently, hybrid systems integrating distillation with other alternative techniques are considered as an innovative solution to reduce the high cost of the distillation process and the low separation efficiency of the alternatives techniques.
Keywords
Adsorption, bioethanol, Extraction, pervaporation, separation, stripping, unconventional, vacuum
Suggested Citation
Zentou H, Abidin ZZ, Yunus R, Awang Biak DR, Korelskiy D. Overview of Alternative Ethanol Removal Techniques for Enhancing Bioethanol Recovery from Fermentation Broth. (2019). LAPSE:2019.1037
Author Affiliations
Zentou H: Department of Chemical Engineering and Environmental Engineering, Universiti Putra Malaysia, Serdang 43400, Malaysia
Abidin ZZ: Department of Chemical Engineering and Environmental Engineering, Universiti Putra Malaysia, Serdang 43400, Malaysia [ORCID]
Yunus R: Department of Chemical Engineering and Environmental Engineering, Universiti Putra Malaysia, Serdang 43400, Malaysia
Awang Biak DR: Department of Chemical Engineering and Environmental Engineering, Universiti Putra Malaysia, Serdang 43400, Malaysia
Korelskiy D: Materials Technology and Chemistry, Alfa Laval Tumba AB, 147 41 Tumba, Sweden [ORCID]
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Journal Name
Processes
Volume
7
Issue
7
Article Number
E458
Year
2019
Publication Date
2019-07-17
Published Version
ISSN
2227-9717
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Original Submission
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PII: pr7070458, Publication Type: Review
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LAPSE:2019.1037
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doi:10.3390/pr7070458
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Sep 23, 2019
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CC BY 4.0
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[v1] (Original Submission)
Sep 23, 2019
 
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Sep 23, 2019
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Original Submitter
Calvin Tsay
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