Application of 2k Full Factorial Design in Optimization of Solvent-Free Microwave Extraction of Ginger Essential Oil

The solvent-free microwave extraction of essential oil from ginger was optimized using a 23 full factorial design in terms of oil yield to determine the optimum extraction conditions. Sixteen experiments were carried out with three varying parameters, extraction time, microwave power, and type of sa...

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Main Authors: Mumtaj Shah, S. K. Garg
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Journal of Engineering
Online Access:http://dx.doi.org/10.1155/2014/828606
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author Mumtaj Shah
S. K. Garg
author_facet Mumtaj Shah
S. K. Garg
author_sort Mumtaj Shah
collection DOAJ
description The solvent-free microwave extraction of essential oil from ginger was optimized using a 23 full factorial design in terms of oil yield to determine the optimum extraction conditions. Sixteen experiments were carried out with three varying parameters, extraction time, microwave power, and type of sample for two levels of each. A first order regression equation best fits the experimental data. The predicted values calculated by the regression model were in good agreement with the experimental values. The results showed that the extraction time is the most prominent factor followed by microwave power level and sample type for extraction process. An average of 0.25% of ginger oil can be extracted using current setup. The optimum conditions for the ginger oil extraction using SFME were the extraction time 30 minutes, microwave power level 640 watts, and sample type, crushed sample. Solvent-free microwave extraction proves a green and promising technique for essential oil extraction.
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spelling doaj-art-0166da8fb59f466db40abb92b66422ce2025-02-03T07:26:12ZengWileyJournal of Engineering2314-49042314-49122014-01-01201410.1155/2014/828606828606Application of 2k Full Factorial Design in Optimization of Solvent-Free Microwave Extraction of Ginger Essential OilMumtaj Shah0S. K. Garg1Department of Chemical Engineering, SOET, ITM University, Gwalior 475001, IndiaDepartment of Chemical Engineering, HBTI, Kanpur 208002, IndiaThe solvent-free microwave extraction of essential oil from ginger was optimized using a 23 full factorial design in terms of oil yield to determine the optimum extraction conditions. Sixteen experiments were carried out with three varying parameters, extraction time, microwave power, and type of sample for two levels of each. A first order regression equation best fits the experimental data. The predicted values calculated by the regression model were in good agreement with the experimental values. The results showed that the extraction time is the most prominent factor followed by microwave power level and sample type for extraction process. An average of 0.25% of ginger oil can be extracted using current setup. The optimum conditions for the ginger oil extraction using SFME were the extraction time 30 minutes, microwave power level 640 watts, and sample type, crushed sample. Solvent-free microwave extraction proves a green and promising technique for essential oil extraction.http://dx.doi.org/10.1155/2014/828606
spellingShingle Mumtaj Shah
S. K. Garg
Application of 2k Full Factorial Design in Optimization of Solvent-Free Microwave Extraction of Ginger Essential Oil
Journal of Engineering
title Application of 2k Full Factorial Design in Optimization of Solvent-Free Microwave Extraction of Ginger Essential Oil
title_full Application of 2k Full Factorial Design in Optimization of Solvent-Free Microwave Extraction of Ginger Essential Oil
title_fullStr Application of 2k Full Factorial Design in Optimization of Solvent-Free Microwave Extraction of Ginger Essential Oil
title_full_unstemmed Application of 2k Full Factorial Design in Optimization of Solvent-Free Microwave Extraction of Ginger Essential Oil
title_short Application of 2k Full Factorial Design in Optimization of Solvent-Free Microwave Extraction of Ginger Essential Oil
title_sort application of 2k full factorial design in optimization of solvent free microwave extraction of ginger essential oil
url http://dx.doi.org/10.1155/2014/828606
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