2. Optimized Experimental Conditions for a Homemade Solar CPC Photoreactor Applied to MB Degradation by the Heterogeneous Solar Photo-Fenton Process.
| item | description |
|---|---|
| photoreactor | solar CPC |
| process | photo-Fenton |
| exposed area | 0.065312 m2 |
| pump | Sarlobetter S300 |
| flow | 0.127 m3 h–1 |
| total irradiated volume | 0.004 m3 |
| number of tubes | 4 |
| catalyst | ferrites from spent batteries |
| initial pH | 2.5 |
| exposure time | 2 h |
| schedule of process application | 11 a.m.–13 p.m. |
| fluid velocities | Vglass = 0.45 m s–1 |
| VPVC = 0.31 m s–1 | |
| Reynolds | Reglass = 6462.89 |
| RePVC = 5385.74 | |
| volume of 1 tube | 0.04 L |
| initial conditions | MB initial concentration: 20 mg L–1 |
| temperature: 20–30 °C | |
| pressure: 756 mmHg ∼ 1 atm | |
| ferrite concentration: 0.1% (w/v) | |
| catalyst position | magnet supported ferrite |