Experimental and predicted moisture content values on kg water per kg dry matter.
Validation of the established model was evaluated by comparing the computed moisture content
in any particular drying conditions with the observed moisture contents. The performance of the
model at the different drying air velocities and drying air temperatures was illustrated in Fig. 4.
The predicted data generally banded around the straight line which showed the suitability of the
two-term mathematical model in describing drying behaviour of Sultana grapes