Research Article

Harmonizing Drying Time, Layer Thickness, and Drier Zones for Drying Kinetics: Quality and Safety of Solar Tunnel-Dried Wet-Processed Parchment Coffee (Coffea arabica L.)

Figure 1

Real picture and schematic diagram showing details of solar tunnel drier used for the study and the three drying zones classified according to temperature and RH variation along the drier from absorber to exit end.