Research Article
Fabrication and Performance Evaluation of Solar Tunnel Dryer for Ginger Drying
Table 1
Design conditions and assumptions for the design of the dryer.
| Items | Conditions and assumptions |
| Location | 11°3336N, 37°2212E, and 1770 m height | Orientation | Southwards direction (0° to 60°) | Product | Ginger (Zingiber officinale) | Loading capacity | 8 kg per time | Initial moisture content (%) | 90.4 | Final moisture content (%) | 11.8 | Latent heat of vaporization | 2369.49 kJ/kg at 55.5°C | Total solar hours | 8 hours | Drying period required | 16-24 hours | Dryer efficiency (%) | 31.6 | Length of solar tunnel dryer | 8.5 m | Width of solar tunnel dryer | 2.0 m | Height of solar tunnel dryer | 47 cm | Area of solar collector | 6 m2 | Area of the drying chamber | 11m2 | The total area of the dryer | 17m2 |
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