Enhancement of sugar content through progressive freeze concentration: effect of initial concentration

A new concentration technique is required to eliminate portion of water from coconut water (CW) and reduce the cost of storage, handling and shipping. As Progressive Freeze Concentration (PFC) could retain the nutritional compounds, it was applied to concentrate CW and enhance its sugar content. In...

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Main Authors: Jusoh, Mazura, Mohamed Nor, Noor Naimah, Amran, Nurul Aini, Syamsuri, Shafirah
Format: Article
Published: Penerbit UTM 2014
Subjects:
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author Jusoh, Mazura
Mohamed Nor, Noor Naimah
Amran, Nurul Aini
Syamsuri, Shafirah
author_facet Jusoh, Mazura
Mohamed Nor, Noor Naimah
Amran, Nurul Aini
Syamsuri, Shafirah
author_sort Jusoh, Mazura
collection ePrints
description A new concentration technique is required to eliminate portion of water from coconut water (CW) and reduce the cost of storage, handling and shipping. As Progressive Freeze Concentration (PFC) could retain the nutritional compounds, it was applied to concentrate CW and enhance its sugar content. In PFC system, only a single block of ice is formed as a layer on the cooled surface. A coil stainless steel crystallizer was used as FC unit to investigate the enhancement of sugar content in CW. The effect of initial concentration of CW was then investigated on the performance of the PFC system through the Effective Partition Constant (K) value and increment of sugar content. It was found that lower initial concentration yielded lower K, which is favourable and high sugar content. The best K achieved was of 0.3101 and the highest sugar content increment acquired was 53% with the range of initial concentration investigated (3 to 5%Brix).
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spelling utm.eprints-527042018-06-30T00:13:12Z http://eprints.utm.my/52704/ Enhancement of sugar content through progressive freeze concentration: effect of initial concentration Jusoh, Mazura Mohamed Nor, Noor Naimah Amran, Nurul Aini Syamsuri, Shafirah TP Chemical technology A new concentration technique is required to eliminate portion of water from coconut water (CW) and reduce the cost of storage, handling and shipping. As Progressive Freeze Concentration (PFC) could retain the nutritional compounds, it was applied to concentrate CW and enhance its sugar content. In PFC system, only a single block of ice is formed as a layer on the cooled surface. A coil stainless steel crystallizer was used as FC unit to investigate the enhancement of sugar content in CW. The effect of initial concentration of CW was then investigated on the performance of the PFC system through the Effective Partition Constant (K) value and increment of sugar content. It was found that lower initial concentration yielded lower K, which is favourable and high sugar content. The best K achieved was of 0.3101 and the highest sugar content increment acquired was 53% with the range of initial concentration investigated (3 to 5%Brix). Penerbit UTM 2014 Article PeerReviewed Jusoh, Mazura and Mohamed Nor, Noor Naimah and Amran, Nurul Aini and Syamsuri, Shafirah (2014) Enhancement of sugar content through progressive freeze concentration: effect of initial concentration. Jurnal Teknologi (Sciences and Engineering), 69 (4). pp. 19-22. ISSN 0127-9696 https://dx.doi.org/10.11113/jt.v69.3167 DOI:10.11113/jt.v69.3167
spellingShingle TP Chemical technology
Jusoh, Mazura
Mohamed Nor, Noor Naimah
Amran, Nurul Aini
Syamsuri, Shafirah
Enhancement of sugar content through progressive freeze concentration: effect of initial concentration
title Enhancement of sugar content through progressive freeze concentration: effect of initial concentration
title_full Enhancement of sugar content through progressive freeze concentration: effect of initial concentration
title_fullStr Enhancement of sugar content through progressive freeze concentration: effect of initial concentration
title_full_unstemmed Enhancement of sugar content through progressive freeze concentration: effect of initial concentration
title_short Enhancement of sugar content through progressive freeze concentration: effect of initial concentration
title_sort enhancement of sugar content through progressive freeze concentration effect of initial concentration
topic TP Chemical technology
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AT mohamednornoornaimah enhancementofsugarcontentthroughprogressivefreezeconcentrationeffectofinitialconcentration
AT amrannurulaini enhancementofsugarcontentthroughprogressivefreezeconcentrationeffectofinitialconcentration
AT syamsurishafirah enhancementofsugarcontentthroughprogressivefreezeconcentrationeffectofinitialconcentration