Ultrasonic Processing of Food Waste to Generate Value-Added Products

Ultrasonic processing has a great potential to transform waste from the food and agriculture industry into value-added products. In this review article, we discuss the use of ultrasound for the valorisation of food and agricultural waste. Ultrasonic processing is considered a green technology as com...

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Main Authors: Yue Wu, Shunyu Yao, Bhakti Anand Narale, Akalya Shanmugam, Srinivas Mettu, Muthupandian Ashokkumar
Format: Article
Language:English
Published: MDPI AG 2022-07-01
Series:Foods
Subjects:
Online Access:https://www.mdpi.com/2304-8158/11/14/2035
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author Yue Wu
Shunyu Yao
Bhakti Anand Narale
Akalya Shanmugam
Srinivas Mettu
Muthupandian Ashokkumar
author_facet Yue Wu
Shunyu Yao
Bhakti Anand Narale
Akalya Shanmugam
Srinivas Mettu
Muthupandian Ashokkumar
author_sort Yue Wu
collection DOAJ
description Ultrasonic processing has a great potential to transform waste from the food and agriculture industry into value-added products. In this review article, we discuss the use of ultrasound for the valorisation of food and agricultural waste. Ultrasonic processing is considered a green technology as compared to the conventional chemical extraction/processing methods. The influence of ultrasound pre-treatment on the soluble chemical oxygen demand (SCOD), particle size, and cell wall content of food waste is first discussed. The use of ultrasonic processing to produce/extract bioactives such as oil, polyphenolic, polysaccharides, fatty acids, organic acids, protein, lipids, and enzymes is highlighted. Moreover, ultrasonic processing in bioenergy production from food waste such as green methane, hydrogen, biodiesel, and ethanol through anaerobic digestion is also reviewed. The conversion of waste oils into biofuels with the use of ultrasound is presented. The latest developments and future prospective on the use of ultrasound in developing energy-efficient methods to convert food and agricultural waste into value-added products are summarised.
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spelling doaj.art-ff80511c4ca0469b91f6280f7ae508562023-12-01T22:08:50ZengMDPI AGFoods2304-81582022-07-011114203510.3390/foods11142035Ultrasonic Processing of Food Waste to Generate Value-Added ProductsYue Wu0Shunyu Yao1Bhakti Anand Narale2Akalya Shanmugam3Srinivas Mettu4Muthupandian Ashokkumar5Sonochemistry Group, School of Chemistry, The University of Melbourne, Parkville, VIC 3010, AustraliaSonochemistry Group, School of Chemistry, The University of Melbourne, Parkville, VIC 3010, AustraliaFood Processing Business Incubation Centre, National Institute of Food Technology, Entrepreneurship and Management-Thanjavur, Thanjavur 613005, IndiaFood Processing Business Incubation Centre, National Institute of Food Technology, Entrepreneurship and Management-Thanjavur, Thanjavur 613005, IndiaChemical and Environmental Engineering, School of Engineering, RMIT University, Melbourne, VIC 3000, AustraliaSonochemistry Group, School of Chemistry, The University of Melbourne, Parkville, VIC 3010, AustraliaUltrasonic processing has a great potential to transform waste from the food and agriculture industry into value-added products. In this review article, we discuss the use of ultrasound for the valorisation of food and agricultural waste. Ultrasonic processing is considered a green technology as compared to the conventional chemical extraction/processing methods. The influence of ultrasound pre-treatment on the soluble chemical oxygen demand (SCOD), particle size, and cell wall content of food waste is first discussed. The use of ultrasonic processing to produce/extract bioactives such as oil, polyphenolic, polysaccharides, fatty acids, organic acids, protein, lipids, and enzymes is highlighted. Moreover, ultrasonic processing in bioenergy production from food waste such as green methane, hydrogen, biodiesel, and ethanol through anaerobic digestion is also reviewed. The conversion of waste oils into biofuels with the use of ultrasound is presented. The latest developments and future prospective on the use of ultrasound in developing energy-efficient methods to convert food and agricultural waste into value-added products are summarised.https://www.mdpi.com/2304-8158/11/14/2035ultrasound processingfood wasteextractionbio-energy productssustainable goals
spellingShingle Yue Wu
Shunyu Yao
Bhakti Anand Narale
Akalya Shanmugam
Srinivas Mettu
Muthupandian Ashokkumar
Ultrasonic Processing of Food Waste to Generate Value-Added Products
Foods
ultrasound processing
food waste
extraction
bio-energy products
sustainable goals
title Ultrasonic Processing of Food Waste to Generate Value-Added Products
title_full Ultrasonic Processing of Food Waste to Generate Value-Added Products
title_fullStr Ultrasonic Processing of Food Waste to Generate Value-Added Products
title_full_unstemmed Ultrasonic Processing of Food Waste to Generate Value-Added Products
title_short Ultrasonic Processing of Food Waste to Generate Value-Added Products
title_sort ultrasonic processing of food waste to generate value added products
topic ultrasound processing
food waste
extraction
bio-energy products
sustainable goals
url https://www.mdpi.com/2304-8158/11/14/2035
work_keys_str_mv AT yuewu ultrasonicprocessingoffoodwastetogeneratevalueaddedproducts
AT shunyuyao ultrasonicprocessingoffoodwastetogeneratevalueaddedproducts
AT bhaktianandnarale ultrasonicprocessingoffoodwastetogeneratevalueaddedproducts
AT akalyashanmugam ultrasonicprocessingoffoodwastetogeneratevalueaddedproducts
AT srinivasmettu ultrasonicprocessingoffoodwastetogeneratevalueaddedproducts
AT muthupandianashokkumar ultrasonicprocessingoffoodwastetogeneratevalueaddedproducts