Research Article
Drying Kinetics of Eggplant (Solanum melongena) in a Fluidized Bed Dryer: Experimental Evaluation and Modelling
Table 3
Results of mathematical modelling and statistical analysis of the experimental moisture ratio data.
| | (°C) | Model name | Model constants | | SSE | RMSE | |
| | 60 | Newton | k: 0.1376 | 0.9993 | 7.959 × 10−5 | 0.0089 | 9.285 × 10−5 | | Henderson and Pabis | k: 0.1373; a: 0.9972 | 0.9993 | 7.836 × 10−5 | 0.0089 | 1.097 × 10−4 | | Logarithmic | k: 0.1373; a: 0.9972; b: 0 | 0.9993 | 7.836 × 10−5 | 0.0089 | 1.371 × 10−4 | | Two-term | k1: 4.303; k2: 0.1325; a: 0.0427; b: 0.9573 | 0.9995 | 6.066 × 10−5 | 0.0078 | 1.415 × 10−4 | | Two-term exponential | k: 0.1509; a: 0.7271 | 0.9993 | 7.624 × 10−5 | 0.0087 | 1.067 × 10−4 | | Diffusion approach | k: 1.849; a: 0.0427; b: 0.0716 | 0.9995 | 6.066 × 10−5 | 0.0078 | 1.061 × 10−4 | | Page | k: 0.1471; n: 0.9708 | 0.9995 | 6.669 × 10−5 | 0.0082 | 9.336 × 10−5 | | Modified Page | k: 0.1389; n: 0.9708 | 0.9995 | 6.669 × 10−5 | 0.0082 | 9.336 × 10−5 | | Ademiluyi et al. | k: 0.1387; n: 0.9713; a: 0.9994 | 0.9995 | 6.664 × 10−5 | 0.0082 | 1.166 × 10−4 | | Demir et al. | k: 0.1301; n: 0.8906; a: 1.032; b: −0.0316 | 0.9999 | 1.306 × 10−5 | 0.0036 | 3.046 × 10−5 |
| | 70 | Newton | k: 0.1715 | 0.9993 | 1.116 × 10−4 | 0.0106 | 1.339 × 10−5 | | Henderson and Pabis | k: 0.1716; a: 1.001 | 0.9993 | 1.114 × 10−4 | 0.0105 | 1.672 × 10−4 | | Logarithmic | k: 0.1716; a: 1.001; b: 0 | 0.9993 | 1.114 × 10−4 | 0.0105 | 2.229 × 10−4 | | Two-term | k1: 4.303; k2: 0.1751; a: −0.0267; b: 1.027 | 0.9999 | 1.076 × 10−4 | 0.0104 | 3.226 × 10−4 | | Two-term exponential | k: 0.1898; a: 1.372 | 0.9993 | 9.403 × 10−5 | 0.0097 | 1.410 × 10−4 | | Diffusion approach | k: 2.125; a: −0.0267; b: 0.0823 | 0.9993 | 1.075 × 10−4 | 0.0104 | 2.151 × 10−4 | | Page | k: 0.1597; n: 1.034 | 0.9993 | 9.856 × 10−5 | 0.0099 | 1.478 × 10−4 | | Modified Page | k: 0.1696; n: 1.034 | 0.9993 | 9.856 × 10−5 | 0.0099 | 1.478 × 10−4 | | Ademiluyi et al. | k: 0.1695; n: 1.034; a: 0.9993 | 0.9993 | 9.847 × 10−5 | 0.0099 | 1.967 × 10−4 | | Demir et al. | k: 0.1599; n: 0.9321; a: 1.032; b: −0.0326 | 0.9999 | 1.876 × 10−5 | 0.0043 | 5.627 × 10−5 |
| | 80 | Newton | k: 0.1951 | 0.9991 | 1.567 × 10−4 | 0.0125 | 1.958 × 10−4 | | Henderson and Pabis | k: 0.1952; a: 1.001 | 0.9991 | 1.567 × 10−4 | 0.0125 | 2.609 × 10−4 | | Logarithmic | k: 0.1952; a: 1.001; b: 0 | 0.9991 | 1.567 × 10−4 | 0.0125 | 3.914 × 10−4 | | Two-term | k1: 4.303; k2: 0.2002; a: −0.0348; b: 1.035 | 0.9990 | 1.516 × 10−4 | 0.0123 | 7.580 × 10−4 | | Two-term exponential | k: 0.2167; a: 1.382 | 0.9991 | 1.380 × 10−4 | 0.0117 | 2.300 × 10−4 | | Diffusion approach | k: 2.272; a: −0.0348; b: 0.0881 | 0.9990 | 1.152 × 10−4 | 0.0123 | 3.790 × 10−4 | | Page | k: 0.1807; n: 1.039 | 0.9991 | 1.142 × 10−4 | 0.0119 | 2.366 × 10−4 | | Modified Page | k: 0.1926; n: 1.039 | 0.9991 | 1.142 × 10−4 | 0.0119 | 2.366 × 10−4 | | Ademiluyi et al. | k: 0.1925; n: 1.039; a: 0.9995 | 0.9991 | 1.419 × 10−4 | 0.0119 | 3.548 × 10−4 | | Demir et al. | k: 0.1743; n: 0.8725; a: 1.057; b: −0.0575 | 0.9999 | 1.794 × 10−5 | 0.0042 | 8.971 × 10−5 |
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