Research Article

Vibro-Fluidized Bed Drying of Pumpkin Seeds: Assessment of Mathematical and Artificial Neural Network Models for Drying Kinetics

Table 4

Statistical parameters and the coefficients of pumpkin seeds dried in VFBD.

ModelTemperature, °CEmpirical constantsR2MSEχ2

Two-term40k = 0.0397 ± 0.0049, a = 0.4842 ± 0.00480.99672.66 × 10−42.72 × 10−4
b = 0.4842 ± 0.0049, k0 = 0.0396 ± 0.0013
50k = 0.0614 ± 0.0009, a = 0.5021 ± 0.00780.99494.88 × 10−46.27 × 10−4
b = 0.5021 ± 0.0078, k0 = 0.0614 ± 0.0008
60k = 0.4405 ± 0.3801, a = 0.1014 ± 0.03730.99907.55 × 10−51.03 × 10−4
b = 0.8968 ± 0.0.036, k0 = 0.0594 ± 0.0019
Newton40k = 0.0410 ± 6.63 × 10−40.99563.00 × 10−43.14 × 10−4
50k = 0.0611 ± 0.00150.99394.89 × 10−45.18 × 10−4
60k = 0.0657 ± 0.00130.99642.80 × 10−43.00 × 10−4
Logarithmic40k = 0.0416 ± 0.0012, a = 0.9637 ± 0.00110.99722.36 × 10−42.17 × 10−4
b = 0.0136 ± 0.0059
50k = 0.0592 ± 0.0027, a = 1.010 ± 0.02150.99434.51 × 10−45.41 × 10−4
b = −0.0109 ± 0.0101
60k = 0.06430 ± 0.0025, a = 0.9746 ± 0.0150.99712.25 × 10−42.81 × 10−4
b = 0.0012 ± 0.0088
Modified page40k = 0.0252 ± 3.38 × 10−4n = 1 ± 00.99563.01 × 10−43.28 × 10−4
50k = 0.0306 ± 7.96 × 10−4n = 1 ± 00.99394.88 × 10−45.50 × 10−4
60k = 0.0329 ± 6.81 × 10−4n = 1 ± 00.99642.79 × 10−43.23 × 10−4
Page40k = 0.0578 ± 0.0025, n = 0.9000 ± 0.0120.99897.77 × 10−58.48 × 10−5
50k = 0.0503 ± 0.007, n = 1.064 ± 0.0440.99474.24 × 10−44.77 × 10−4
60k = 0.0856 ± 0.0052, n = 0.9111 ± 0.00210.99861.13 × 10−41.30 × 10−4
Henderson and Pabis40k = 0.0397 ± 7.49 × 10−4a = 0.9683 ± 0.0110.99672.25 × 10−42.48 × 10−4
50k = 0.0615 ± 0.0019, a = 1.0046 ± 0.01970.99395.26 × 10−45.49 × 10−4
60k = 0.0641 ± 0.015, a = 0.9752 ± 0.0150.99712.36 × 10−42.59 × 10−4