Research Article
Modeling a Thermochemical Reactor of a Solar Refrigerator by BaCl2-NH3 Sorption Using Artificial Neural Networks and Mathematical Symmetry Groups
Table 1
Working range of the thermochemical reactor by barium chloride-ammonia and variables used for the ANN training.
| Parameter | Nomenclature | Minimum | Maximum | Unit |
| Input | | | | | Radius 1 inside the reactor | r1 | 0 | 0 | cm | Radius 2 inside the reactor | r2 | 2 | 2 | cm | Radius 3 inside the reactor | r3 | 4 | 4 | cm | Heating fluid’s temperature | Thf | 22.512 | 95.065 | °C | Volume of the solid (BaCl2) | Vs | 0.0002 | 0.0002 | m3 | Refrigerant volume (NH3) | Vr | 0.0003 | 0.0003 | m3 | Desorption time | t | 0 | 12.4375 | hr | Reactor height | H | 0.1702 | 0.1702 | m | Reactor nominal diameter | Dn | 0.0732 | 0.073 2 | m | Output | | | | | Temperature at radius 1 | Tr1 | 23.162 | 75.309 | °C | Temperature at radius 2 | Tr2 | 22.866 | 73.992 | °C | Temperature at radius 3 | Tr3 | 22.772 | 75.437 | °C | Volume of the refrigerant | Vg | 0 | 110 | ml | Pressure into the reactor | Pg | 2.572 | 11.834 | bar |
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