Hydrodynamic of two immiscilible liquid flow system : biodiesel synthesis

The hydrodynamic study of two immiscible liquids-liquid flow system is essential, especially in the liquid-liquid extraction process during biodiesel synthesis. This work aims to determine variable hydrodynamic parameter such as the liquid holdup fraction and dispersibility factor in two immiscible...

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Main Author:	Kau Mun Kit, Joshua
Format:	Undergraduates Project Papers
Language:	English English English
Published:	2015
Subjects:	TP Chemical technology
Online Access:	http://umpir.ump.edu.my/id/eprint/11020/ http://umpir.ump.edu.my/id/eprint/11020/ http://umpir.ump.edu.my/id/eprint/11020/1/FKKSA%20-%20JOSHUA%20KAU%20MUN%20KIT%20%28CD8954%29.pdf http://umpir.ump.edu.my/id/eprint/11020/2/FKKSA%20-%20JOSHUA%20KAU%20MUN%20KIT%20%28CD8954%29%20CHAP%201.pdf http://umpir.ump.edu.my/id/eprint/11020/3/FKKSA%20-%20JOSHUA%20KAU%20MUN%20KIT%20%28CD8954%29%20CHAP%203.pdf

id	ump-11020
recordtype	eprints
spelling	ump-110202015-11-02T01:09:17Z http://umpir.ump.edu.my/id/eprint/11020/ Hydrodynamic of two immiscilible liquid flow system : biodiesel synthesis Kau Mun Kit, Joshua TP Chemical technology The hydrodynamic study of two immiscible liquids-liquid flow system is essential, especially in the liquid-liquid extraction process during biodiesel synthesis. This work aims to determine variable hydrodynamic parameter such as the liquid holdup fraction and dispersibility factor in two immiscible liquid-liquid flow system (namely palm oil and ethanol employed during biodiesel synthesis). A hindrance, which is the mass transfer limitation coexisted within the liquid-liquid flow system. The formation of emulsion layer which occurred when the organic phase expanded and the polar phase inversion occurs under vigorous stirring, resisted the upwards flow of ethanol to the decanter top and subsequently, inhibits the formation of FAEE. An agitated column with 6-bladed impellers was employed under a counter-current flow condition where the heavier palm oil phase was filled in the bottom decanter whereas the lighter ethanol was filled from the top decanter. Different feed flow rate and stirring speed were tested to identify the hydrodynamic variables. The ratio of feed flow (ethanol to palm oil) includes 1:1, 1:3, 3:1, 1:5 and also 5:1 whereas the stirring speed experimented were 300 and 500 RPM. It was observed that the lighter phase liquid holdup decreased along the number of stages for palm oil-to-ethanol flow ratio of 1:1, 1:3, 3:1, 1:5 and 5:1 with stirring speed 300 RPM. Similar trend can be observed with stirring speed 500 RPM. The distribution of these two phases were identified by determining the dispersibility value, wherein it was found that the dispersibility decreased along the stages together with increasing stirring speed. Noted also that the dispersibility decreased as the palm oil-to-ethanol flow ratio increased. 2015-01 Undergraduates Project Papers NonPeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/11020/1/FKKSA%20-%20JOSHUA%20KAU%20MUN%20KIT%20%28CD8954%29.pdf application/pdf en http://umpir.ump.edu.my/id/eprint/11020/2/FKKSA%20-%20JOSHUA%20KAU%20MUN%20KIT%20%28CD8954%29%20CHAP%201.pdf application/pdf en http://umpir.ump.edu.my/id/eprint/11020/3/FKKSA%20-%20JOSHUA%20KAU%20MUN%20KIT%20%28CD8954%29%20CHAP%203.pdf Kau Mun Kit, Joshua (2015) Hydrodynamic of two immiscilible liquid flow system : biodiesel synthesis. Faculty of Chemical & Natural Resources Engineering, Universiti Malaysia Pahang. http://iportal.ump.edu.my/lib/item?id=chamo:91157&theme=UMP2
repository_type	Digital Repository
institution_category	Local University
institution	Universiti Malaysia Pahang
building	UMP Institutional Repository
collection	Online Access
language	English English English
topic	TP Chemical technology
spellingShingle	TP Chemical technology Kau Mun Kit, Joshua Hydrodynamic of two immiscilible liquid flow system : biodiesel synthesis
description	The hydrodynamic study of two immiscible liquids-liquid flow system is essential, especially in the liquid-liquid extraction process during biodiesel synthesis. This work aims to determine variable hydrodynamic parameter such as the liquid holdup fraction and dispersibility factor in two immiscible liquid-liquid flow system (namely palm oil and ethanol employed during biodiesel synthesis). A hindrance, which is the mass transfer limitation coexisted within the liquid-liquid flow system. The formation of emulsion layer which occurred when the organic phase expanded and the polar phase inversion occurs under vigorous stirring, resisted the upwards flow of ethanol to the decanter top and subsequently, inhibits the formation of FAEE. An agitated column with 6-bladed impellers was employed under a counter-current flow condition where the heavier palm oil phase was filled in the bottom decanter whereas the lighter ethanol was filled from the top decanter. Different feed flow rate and stirring speed were tested to identify the hydrodynamic variables. The ratio of feed flow (ethanol to palm oil) includes 1:1, 1:3, 3:1, 1:5 and also 5:1 whereas the stirring speed experimented were 300 and 500 RPM. It was observed that the lighter phase liquid holdup decreased along the number of stages for palm oil-to-ethanol flow ratio of 1:1, 1:3, 3:1, 1:5 and 5:1 with stirring speed 300 RPM. Similar trend can be observed with stirring speed 500 RPM. The distribution of these two phases were identified by determining the dispersibility value, wherein it was found that the dispersibility decreased along the stages together with increasing stirring speed. Noted also that the dispersibility decreased as the palm oil-to-ethanol flow ratio increased.
format	Undergraduates Project Papers
author	Kau Mun Kit, Joshua
author_facet	Kau Mun Kit, Joshua
author_sort	Kau Mun Kit, Joshua
title	Hydrodynamic of two immiscilible liquid flow system : biodiesel synthesis
title_short	Hydrodynamic of two immiscilible liquid flow system : biodiesel synthesis
title_full	Hydrodynamic of two immiscilible liquid flow system : biodiesel synthesis
title_fullStr	Hydrodynamic of two immiscilible liquid flow system : biodiesel synthesis
title_full_unstemmed	Hydrodynamic of two immiscilible liquid flow system : biodiesel synthesis
title_sort	hydrodynamic of two immiscilible liquid flow system : biodiesel synthesis
publishDate	2015
url	http://umpir.ump.edu.my/id/eprint/11020/ http://umpir.ump.edu.my/id/eprint/11020/ http://umpir.ump.edu.my/id/eprint/11020/1/FKKSA%20-%20JOSHUA%20KAU%20MUN%20KIT%20%28CD8954%29.pdf http://umpir.ump.edu.my/id/eprint/11020/2/FKKSA%20-%20JOSHUA%20KAU%20MUN%20KIT%20%28CD8954%29%20CHAP%201.pdf http://umpir.ump.edu.my/id/eprint/11020/3/FKKSA%20-%20JOSHUA%20KAU%20MUN%20KIT%20%28CD8954%29%20CHAP%203.pdf
first_indexed	2023-09-18T22:11:19Z
last_indexed	2023-09-18T22:11:19Z
_version_	1777415046178013184

Hydrodynamic of two immiscilible liquid flow system : biodiesel synthesis

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