Research Article
Modeling and Investigation of the Swelling Kinetics of Acrylamide-Sodium Acrylate Hydrogel
Table 2
Estimated parameters of the models used for various swelling temperatures.
| Peleg’s model | Temperature (°C) | | | | RMSE | |
| 25 | 0.293712 | 0.007808 | 0.9889 | 2.48790 | 0.63632 | 40 | 0.243454 | 0.002637 | 0.9894 | 3.62427 | 1.16706 | 60 | 0.160218 | 0.000409 | 0.9988 | 2.46038 | 0.58306 |
| First-order rehydration kinetic model | Temperature (°C) | | | RMSE | |
| 25 | 0.0486 | 0.9891 | 2.44348 | 0.58668 | 40 | 0.0288 | 0.9941 | 3.62423 | 1.09429 | 60 | 0.0136 | 0.9987 | 2.46411 | 0.58774 |
| Exponential association model | Temperature (°C) | | | RMSE | |
| 25 | 0.0506 | 0.9894 | 2.38588 | 0.56817 | 40 | 0.0310 | 0.9940 | 3.60784 | 1.09205 | 60 | 0.0135 | 0.9988 | 2.46025 | 0.58046 |
|
|