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May 6, 2026International Journal of Energy and Power EngineeringOpen Access

Thermal and Airflow Modelling of a Natural Convection Solar Dryer for Okra Drying Under Central African Climatic Conditions

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Authors

AAAbdelkerim AbdelkerimSASeid AdoumYDYaya Dari

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Overview

Thermal analysis of a solar dryer enhances drying efficiency of okra, indicating robust preservation potential.

Key Points

  • The aim is to model the thermal and airflow characteristics of a solar dryer for okra in Central Africa.
  • Comprehensive modeling of thermal and airflow dynamics in a solar dryer.
  • Integration of buoyancy-driven airflow and convective heat transfer mechanisms.
  • Energy balance equations applied to the solar collector and drying chamber.
  • Thin-layer drying methodology to predict moisture removal.
  • Increased solar radiation improves air temperature and airflow rate, enhancing drying efficiency.
  • Drying process is primarily in the falling-rate period, indicating internal moisture diffusion control.

Cite This Study

Abdelkerim et al. (2026) studied this question.

synapsesocial.com/papers/69faa30204f884e66b533995https://doi.org/10.11648/j.ijepe.20261502.11
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