Pool boiling characteristics of microalgae suspension for biofuels production

The use of microalgae for biofuels and other microalgal sourced products has received significant interests in recent years. Dewatering is a major obstruction in industrial-scale processing microalgae suspensions. Basically, the dilute nature of the harvested microalgal cultures leads to a considera...

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Main Authors: Zeng, X., Quek, C., Danquah, Michael, Woo, M., Chen, X., Lu, Y.
Format: Journal Article
Published: 2013
Online Access:http://hdl.handle.net/20.500.11937/34662
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author Zeng, X.
Quek, C.
Danquah, Michael
Woo, M.
Chen, X.
Lu, Y.
author_facet Zeng, X.
Quek, C.
Danquah, Michael
Woo, M.
Chen, X.
Lu, Y.
author_sort Zeng, X.
building Curtin Institutional Repository
collection Online Access
description The use of microalgae for biofuels and other microalgal sourced products has received significant interests in recent years. Dewatering is a major obstruction in industrial-scale processing microalgae suspensions. Basically, the dilute nature of the harvested microalgal cultures leads to a considerable operational cost during dewatering, thereby rendering algae-based products less economically attractive. Evaporation, which is used widely in industry, dominates in concentrating temperature sensitive products processing. In order to explore the possibility of evaporation as a credible option in microalgae suspension dewatering, basic engineering information is needed. In this work, microalgae suspension characteristics and rheological properties have been investigated. Moreover, pool boiling under vacuum has been tested to establish the relevant heat and mass transfer characteristics. The corresponding Nu-Reb correlations have been obtained for the evaporative heat transfer process. It is probably the first time that a study has been focused on microalgae culture dewatering using an evaporation means. © 2012 Elsevier Ltd. All rights reserved.
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spelling curtin-20.500.11937-346622017-09-13T15:23:29Z Pool boiling characteristics of microalgae suspension for biofuels production Zeng, X. Quek, C. Danquah, Michael Woo, M. Chen, X. Lu, Y. The use of microalgae for biofuels and other microalgal sourced products has received significant interests in recent years. Dewatering is a major obstruction in industrial-scale processing microalgae suspensions. Basically, the dilute nature of the harvested microalgal cultures leads to a considerable operational cost during dewatering, thereby rendering algae-based products less economically attractive. Evaporation, which is used widely in industry, dominates in concentrating temperature sensitive products processing. In order to explore the possibility of evaporation as a credible option in microalgae suspension dewatering, basic engineering information is needed. In this work, microalgae suspension characteristics and rheological properties have been investigated. Moreover, pool boiling under vacuum has been tested to establish the relevant heat and mass transfer characteristics. The corresponding Nu-Reb correlations have been obtained for the evaporative heat transfer process. It is probably the first time that a study has been focused on microalgae culture dewatering using an evaporation means. © 2012 Elsevier Ltd. All rights reserved. 2013 Journal Article http://hdl.handle.net/20.500.11937/34662 10.1016/j.applthermaleng.2012.05.034 restricted
spellingShingle Zeng, X.
Quek, C.
Danquah, Michael
Woo, M.
Chen, X.
Lu, Y.
Pool boiling characteristics of microalgae suspension for biofuels production
title Pool boiling characteristics of microalgae suspension for biofuels production
title_full Pool boiling characteristics of microalgae suspension for biofuels production
title_fullStr Pool boiling characteristics of microalgae suspension for biofuels production
title_full_unstemmed Pool boiling characteristics of microalgae suspension for biofuels production
title_short Pool boiling characteristics of microalgae suspension for biofuels production
title_sort pool boiling characteristics of microalgae suspension for biofuels production
url http://hdl.handle.net/20.500.11937/34662