Simulation of spray drying of tomato juice using computational fluid dynamics (CFD)

The present study deals with the CFD simulations of the spray drying behavior of tomato juice and its quality. The selected tomatoes were red in color and uniform in size and shape. The TSS and lycopene content of tomato juice were 6.20% and 6.05 mg/100 g respectively. The proportion 60:40 of tomato...

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Main Authors: Vivek Kumar, H.K. Sharma, Shweta Mishra
Format: Article
Language:English
Published: Taylor & Francis Group 2017-01-01
Series:Cogent Food & Agriculture
Subjects:
Online Access:http://dx.doi.org/10.1080/23311932.2017.1310596
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author Vivek Kumar
H.K. Sharma
Shweta Mishra
author_facet Vivek Kumar
H.K. Sharma
Shweta Mishra
author_sort Vivek Kumar
collection DOAJ
description The present study deals with the CFD simulations of the spray drying behavior of tomato juice and its quality. The selected tomatoes were red in color and uniform in size and shape. The TSS and lycopene content of tomato juice were 6.20% and 6.05 mg/100 g respectively. The proportion 60:40 of tomato juice and maltodextrin gave the best result in terms of minimum powder deposition on the drying chamber wall and maximum flavour retention in the final product. Three different inlet temperature (130, 140 and 150°C) were tested with three sets of feed rate (400, 600 and 800 ml/h). Standard k-ε turbulent model accurately predict the flow behaviour in the drying chamber at inlet air temperature 140°C and feed rate 600 ml/h. The moisture content and temperature profiles during spray drying of tomato pulp-maltodextrin mixture were continuously decreased as the distance from automizer increased. The addition of maltodextrin lowers the drying rate. A grid independency test has been carried out for a set of boundary conditions and optimum number of cell volumes was found to be 3.73 lakhs at 140°C. The quality characteristics of spray dried tomato powder were good in terms of color and other functional properties. Therefore, outcomes of the study will be helpful to setup process for production of good quality tomato powder.
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spelling doaj.art-fe9ea73a4792475ab7fd6455d91e99fd2022-12-21T22:20:32ZengTaylor & Francis GroupCogent Food & Agriculture2331-19322017-01-013110.1080/23311932.2017.13105961310596Simulation of spray drying of tomato juice using computational fluid dynamics (CFD)Vivek Kumar0H.K. Sharma1Shweta Mishra2Harcourt Butler Technological InstituteDepartment of Food Engineering and Technology, Sant Longowal Institute of Engineering and TechnologyHarcourt Butler Technological InstituteThe present study deals with the CFD simulations of the spray drying behavior of tomato juice and its quality. The selected tomatoes were red in color and uniform in size and shape. The TSS and lycopene content of tomato juice were 6.20% and 6.05 mg/100 g respectively. The proportion 60:40 of tomato juice and maltodextrin gave the best result in terms of minimum powder deposition on the drying chamber wall and maximum flavour retention in the final product. Three different inlet temperature (130, 140 and 150°C) were tested with three sets of feed rate (400, 600 and 800 ml/h). Standard k-ε turbulent model accurately predict the flow behaviour in the drying chamber at inlet air temperature 140°C and feed rate 600 ml/h. The moisture content and temperature profiles during spray drying of tomato pulp-maltodextrin mixture were continuously decreased as the distance from automizer increased. The addition of maltodextrin lowers the drying rate. A grid independency test has been carried out for a set of boundary conditions and optimum number of cell volumes was found to be 3.73 lakhs at 140°C. The quality characteristics of spray dried tomato powder were good in terms of color and other functional properties. Therefore, outcomes of the study will be helpful to setup process for production of good quality tomato powder.http://dx.doi.org/10.1080/23311932.2017.1310596tomato powderjuicedryingcfdsimulation
spellingShingle Vivek Kumar
H.K. Sharma
Shweta Mishra
Simulation of spray drying of tomato juice using computational fluid dynamics (CFD)
Cogent Food & Agriculture
tomato powder
juice
drying
cfd
simulation
title Simulation of spray drying of tomato juice using computational fluid dynamics (CFD)
title_full Simulation of spray drying of tomato juice using computational fluid dynamics (CFD)
title_fullStr Simulation of spray drying of tomato juice using computational fluid dynamics (CFD)
title_full_unstemmed Simulation of spray drying of tomato juice using computational fluid dynamics (CFD)
title_short Simulation of spray drying of tomato juice using computational fluid dynamics (CFD)
title_sort simulation of spray drying of tomato juice using computational fluid dynamics cfd
topic tomato powder
juice
drying
cfd
simulation
url http://dx.doi.org/10.1080/23311932.2017.1310596
work_keys_str_mv AT vivekkumar simulationofspraydryingoftomatojuiceusingcomputationalfluiddynamicscfd
AT hksharma simulationofspraydryingoftomatojuiceusingcomputationalfluiddynamicscfd
AT shwetamishra simulationofspraydryingoftomatojuiceusingcomputationalfluiddynamicscfd