Alejandro Reyes Salinas

Profesor Titular, Ingeniero Civil en Química, Magíster y Doctor en Ciencias de la Ingeniería, ha guiado más de 150 tesis de pregrado en Ingeniería de Ejecución Química e Ingeniería Civil Química desde 1981. Además, ha supervisado 12 tesis de Magíster y 2 tesis de Doctorado. Sus áreas de investigación abarcan la combustión y carbonización de carbones, el secado de agro-productos y suspensiones en lechos fluidizados y de chorro, así como la liofilización atmosférica y al vacío de agro-productos y suspensiones. También se enfoca en aplicaciones utilizando energía solar y materiales de cambio de fase en procesos de secado y sistemas de desalación.

Cursos

Pregrado: Mecánica de fluidos, Transferencia de Calor y Operaciones Unitarias.

Postgrado: Ingeniería de la fluidización y de Tópicos de Secado.

Publicaciones

  1. Reyes A., Gatica E., Henríquez-Vargas L., Pailahueque N., Vargas A., Experimental and numerical study of desalination using solar energy and phase change materials, Journal of Environmental Chemical Engineering, 11 (2023) 111193. https://doi.org/10.1016/j.jece.2023.111193
  2. Reyes A., Gatica E., Henríquez-Vargas L., Pailahueque N., Modeling of sawdust drying in spouted beds using solar energy and phase change materials, Journal of Energy Storage, 51 (2022) 104441. https://doi.org/10.1016/j.est.2022.104441
  3. Reyes A., Gatica E., Henríquez-Vargas L., Pailahueque N., Sawdust drying in a series of rectangular base spouted beds using solar energy, Journal of Energy Storage, 48 (2022) 103881. https://doi.org/10.1016/j.est.2021.103881
  4. Henriquez-Vargas L., Reyes A., Quiroga M., Angel F., Pailahueque N., Donoso-García P., Thermoelectric generation in a PCM-based energy accumulator, Heat and Mass Transfer, doi.org/10.1007/s00231-021-03019-8 (2021). https://doi.org/10.1007/s00231-021-03019-8
  5. Pailahueque N., Reyes A., Henríquez –Vargas L., Gil M., Castro P., Bubnovich V. Fluid dynamic analysis and residence time distribution for rectangular based spouted beds. Powder Technology, V 380, 385-393 (2021). https://doi.org/10.1016/j.powtec.2020.10.064
  6. Plaza A., Cabezas R., Merlet G., Zurob E., Concha-Meyer A., Reyes A., Romero J. Dehydrated cranberry juice powder obtained by osmotic distillation combined with freeze-drying: Process intensification and energy reduction. Chemical Engineering Research and Design. V 160, 233-239 (2020)
  7. Sánchez D., Díaz-Robles L., Cubillos F., Gómez J., Reyes A., Vallejo F., Pino-Cortez E., Drying Process study of hydrothermal carbonized biomass. Drying Technology. Doi.org/10.1080/07373937.2020.1786110 (2020)
  8. Henriquez-Vargas L., Angel F., Reyes A., Pailahueque N., Donoso-García P., Simulation of a solar energy accumulator based on phase change materials. Numerical Heat Transfer, Part A: Applications doi.org/10.1080/10407782.2020.1713633 (2020).
  9. Reyes A., Henríquez –Vargas L., Vásquez J., Pailahueque N., Aguilar G.Analysis of a laboratory scale thermal energy accumulator using two-phases heterogeneus paraffin wax-mixtures.Renewable Energy. V 145, 41-51 (2020).
  10. Moreno R., Antolín G., Reyes A., Mass transfer during forest biomass particles drying in a fluidised bed. Biosystems Engineering, V 198, 163-171 (2020)
  11. Bubnovich V., Reyes A., Diza M., Computational Simulation of the Thermal Performance of a Solar Air Heater Integrated with a Phase Change Material. Journal of Solar Energy Engineering. V 141/051011-1 (2019).
  12. Reyes A., Vásquez J., Pailahueque N. & Mahn A., E Effect of drying using solar energy and phase change material on kiwifruit properties Drying Technology (2018).
  13. Mahn A., Perez C., Reyes A. Effect of the Drying Conditions in a Pulsed Fluidized Bed Dryer on the Sulforaphane Content of Broccol, International Journal of Food and Biosystems Engineering, August, Vol 5(1): 39-44 (2017)
  14. Reyes A., Mahn A., Herrera C., Vasquez J., Freeze-drying of Soymilk, International Journal of Food and Biosystems Engineering, February, 2017 Vol 2(1) 66-72 (2017)
  15. Reyes A., Henriquez L., Rivera J., Sepúlveda F., Theoretical and experimental study of aluminum foils and paraffin wax mixtures as thermal energy storage material, Renewable Energy, (2017)225-235
  16. Moreno R., Antolín G., Reyes A., Heat transfer during forest biomass particles drying in an agitated fluidised bed. Journal Biosystems Engineering (2016), pp. 65-71.
  17. Mahn, A., Martin, C., Reyes, A., Saavedra, A. Evolution of sulforaphane content in sulforaphane-enriched broccoli during tray drying. Journal of Food Engineering (2016). 186, 27-33. 10.1016/j.jfoodeng.2016.04.007.
  18. Vásquez J., Reyes A., Mahn A., Cubillos F., Experimental evaluation of fuzzy control solar drying with thermal energy storage system. Drying Technology. (2016)
  19. Mahn, A., Román J., Reyes A., “Efecto de la Liofilización de Brócoli Pre-Procesado sobre la Cinética de Secado y el Contenido de Sulforafano” INFORMACIÓN TECNOLÓGICA, V 27(6) 2016 doi: 10.4067/S0718-07642016000600010
  20. A. Reyes, L. Henríquez-Vargas, R. Aravena, F. Sepúlveda. Experimental analysis, modeling and simulation of a solar energy accumulator with paraffin wax as PCM. Energy Conversion and Management 105 (2015) 189–196.
  21. Reyes A.,Negrete D., Mahn A., Sepúlveda F., Design and evaluation of a heat exchanger that uses paraffin wax and recycled materials as solar energy accumulator. Energy Conversion and Management (2014) 88, 391-398.
  22. A. Reyes, A. Mahn, F. Vásquez. Mushroom dehydration in a hybrid-solar dryer, using a phase change material. Energy Conversion and Management (2014) 83, 241–248
  23. A.Reyes, A. Mahn, F.Cubillos, P. Huenulaf, Mushroom dehydration in a hybrid-solar dryer. Energy Conversion and Management (2013), 70, 31-39.
  24. Reyes A., Pérez N., Mahn A. Determination of specific heat and thermal conductivity of “loco” (Concholepas concholepas). Food and Bioprocess Technology Journal. (2013) 6, 1873-1877.
  25. A. Reyes, A.Mahn, C. Guzmán &  D.Antoniz, Analysis of the Drying of Broccoli Florets in a Fluidized Pulsed Bed. Drying Technology (2012), 30, 1368-1376

Proyectos

2024-2026 Salt and water recovery from brine using solar energy with phase change materials (1240523)

2018-2022     Experimental analysis and modeling of the drying of solids using solar energy in a continuous multistage rectangular base spouted bed (1180028)

2011-2014     Theoretical and experimental analysis of a hybrid solar dryer using a phase-change material for energy storage (1110101)

2007-2010     Theoretical and experimental study of atmospheric freeze-drying in a pulsed fluidized bed (1070019) 

2004-2006      Análisis teórico experimental de nuevas alternativas de secado: lecho fluido-pulsante y lecho fluido-pulsante + micro-ondas (1040090) 

2001-2003     Innovaciones en un secador de lecho fluidizado (1010700) 
– Secado de suspensiones sobre portadores inertes en equipos de lecho de chorro y fluidizado, mecánicamente agitados (1980666) [1998-2001]

1995-1997     Estudio comparativo del secado de pastas (1941092)

Libros y/o Capítulos

  • Moreno R., Reyes A., «Experimental investigation on drying of forest biomass particles in a mechanically stirred fluidized bed» has been accepted for publication in the book under the working title «Drying Science and Technology», ISBN 978-1-83769-211-8
  • Reyes Salinas, Alejandro. Escurrimiento de fluidos. Santiago de Chile: Editorial Universidad de Santiago de Chile, 2014. Print.

Títulos y/o Grados

  • Ingeniero Civil Químico, Universidad de Concepción.
  • Magister en Ciencias de la Ingeniería, Universidad de Concepción.
  • Doctor en Ciencias de la Ingeniería COPPE, Universidad Federal de Río de Janeiro, Brasil.

Líneas de Investigación

  • Transferencia de Calor
  • Secado