<b>Kinetics and modeling of star fruit (<em>Averrhoa carambola</em> L.) drying in a tray dryer</b> - doi: 10.4025/actascitechnol.v32i3.6048

Authors

  • Calila Teixeira Santos UESB
  • Renata Ferreira Bonomo UESB
  • Modesto Antonio Chaves UESB
  • Rafael da Costa Ilhéu Fontan UESB
  • Paulo Bonomo UESB

DOI:

https://doi.org/10.4025/actascitechnol.v32i3.6048

Keywords:

effective diffusivity, drying, modeling

Abstract

In this work, drying curves were obtained for the star fruit (Averrhoa carambola L.) in a tray dryer. From theses curves, drying rates and diffusivity data were also obtained and semi-theoretical models were adjusted. The drying curves were obtained using a tray dryer with temperatures of 50, 60 and 70°C and an air flux of 1.5 m s-1. The Page, Henderson & Pabis and Exponential models were fitted to the experimental data by non-linear regression. All fitted models presented high determination coefficients (R2). The Page model showed the best fit. It was observed that effective diffusivity, calculated by Fick´s law, increased with temperature.

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Author Biography

Renata Ferreira Bonomo, UESB

Departamento de Tecnologia Rural e Animal - Írea de Ciência e Tecnologia de Alimentos

Published

2010-11-09

How to Cite

Santos, C. T., Bonomo, R. F., Chaves, M. A., Fontan, R. da C. I., & Bonomo, P. (2010). <b>Kinetics and modeling of star fruit (<em>Averrhoa carambola</em> L.) drying in a tray dryer</b> - doi: 10.4025/actascitechnol.v32i3.6048. Acta Scientiarum. Technology, 32(3), 209–313. https://doi.org/10.4025/actascitechnol.v32i3.6048

Issue

Section

Food Technology

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