Supercritical carbon dioxide (SC-CO2) extraction of palm kernel oil from palm kernel

Extraction of palm kernel oil from dehulled ground palm kernel using supercritical carbon dioxide (SC-CO2) was studied at conditions of 313.2 and 353.2 K and at pressures from 20.7 to 48.3 MPa. The yield of PKO increased with pressure from 34.5 to 48.3 MPa at 353.2 K and attained a value of 49 g o...

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Main Authors: Sarker, Md. Zaidul Islam, Nik Ab Rahman, Nik Norulaini, Abd Kadir, Mohd Omar, R. L., Smith Jr.
Format: Article
Language:English
Published: Elsevier Inc. 2007
Subjects:
Online Access:http://irep.iium.edu.my/24856/
http://irep.iium.edu.my/24856/1/JFOODENG_3.pdf
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author Sarker, Md. Zaidul Islam
Nik Ab Rahman, Nik Norulaini
Abd Kadir, Mohd Omar
R. L., Smith Jr.
author_facet Sarker, Md. Zaidul Islam
Nik Ab Rahman, Nik Norulaini
Abd Kadir, Mohd Omar
R. L., Smith Jr.
author_sort Sarker, Md. Zaidul Islam
building IIUM Repository
collection Online Access
description Extraction of palm kernel oil from dehulled ground palm kernel using supercritical carbon dioxide (SC-CO2) was studied at conditions of 313.2 and 353.2 K and at pressures from 20.7 to 48.3 MPa. The yield of PKO increased with pressure from 34.5 to 48.3 MPa at 353.2 K and attained a value of 49 g oil/100 g palm kernel at 48.3 MPa and 353.2 K. Lower amounts of shorter chain triglycerides component in terms of fatty acid constituents (C8–C14) were extracted at lower pressures of 20.7–27.6 MPa, and higher amounts of longer chain fatty acid constituents (C16–C18:2) were extracted at higher pressures from 34.5 to 48.3 MPa. A simple correlation was developed based on a kinetic mass transfer model. From the correlation, the minimum amount of CO2 usage for a given yield could be estimated.
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institution International Islamic University Malaysia
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publisher Elsevier Inc.
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spelling iium-248562013-01-20T23:29:02Z http://irep.iium.edu.my/24856/ Supercritical carbon dioxide (SC-CO2) extraction of palm kernel oil from palm kernel Sarker, Md. Zaidul Islam Nik Ab Rahman, Nik Norulaini Abd Kadir, Mohd Omar R. L., Smith Jr. QD Chemistry Extraction of palm kernel oil from dehulled ground palm kernel using supercritical carbon dioxide (SC-CO2) was studied at conditions of 313.2 and 353.2 K and at pressures from 20.7 to 48.3 MPa. The yield of PKO increased with pressure from 34.5 to 48.3 MPa at 353.2 K and attained a value of 49 g oil/100 g palm kernel at 48.3 MPa and 353.2 K. Lower amounts of shorter chain triglycerides component in terms of fatty acid constituents (C8–C14) were extracted at lower pressures of 20.7–27.6 MPa, and higher amounts of longer chain fatty acid constituents (C16–C18:2) were extracted at higher pressures from 34.5 to 48.3 MPa. A simple correlation was developed based on a kinetic mass transfer model. From the correlation, the minimum amount of CO2 usage for a given yield could be estimated. Elsevier Inc. 2007 Article PeerReviewed application/pdf en cc_by_nd http://irep.iium.edu.my/24856/1/JFOODENG_3.pdf Sarker, Md. Zaidul Islam and Nik Ab Rahman, Nik Norulaini and Abd Kadir, Mohd Omar and R. L., Smith Jr. (2007) Supercritical carbon dioxide (SC-CO2) extraction of palm kernel oil from palm kernel. Journal of Food Engineering, 79 (3). pp. 1007-1014. ISSN 02608774 http://dx.doi.org/10.1016/j.jfoodeng.2006.03.021 doi:10.1016/j.jfoodeng.2006.03.021
spellingShingle QD Chemistry
Sarker, Md. Zaidul Islam
Nik Ab Rahman, Nik Norulaini
Abd Kadir, Mohd Omar
R. L., Smith Jr.
Supercritical carbon dioxide (SC-CO2) extraction of palm kernel oil from palm kernel
title Supercritical carbon dioxide (SC-CO2) extraction of palm kernel oil from palm kernel
title_full Supercritical carbon dioxide (SC-CO2) extraction of palm kernel oil from palm kernel
title_fullStr Supercritical carbon dioxide (SC-CO2) extraction of palm kernel oil from palm kernel
title_full_unstemmed Supercritical carbon dioxide (SC-CO2) extraction of palm kernel oil from palm kernel
title_short Supercritical carbon dioxide (SC-CO2) extraction of palm kernel oil from palm kernel
title_sort supercritical carbon dioxide (sc-co2) extraction of palm kernel oil from palm kernel
topic QD Chemistry
url http://irep.iium.edu.my/24856/
http://irep.iium.edu.my/24856/
http://irep.iium.edu.my/24856/
http://irep.iium.edu.my/24856/1/JFOODENG_3.pdf