Research Article
Analysis of Fouling Pattern of Tunnel Drainage Pipe in Karst Areas
Table 2
Parameters of each group of the experimental model.
| Experimental module | Equipment | Model | Quantity | Parameters | Acrylic tank | Plexiglass | 2 | 30 × 30 × 40 | Water pump | XQP-2500 | 1 | 80 W | PVC pipe | Φ110 | 50 | 1 m | PVC pipe | Φ50 | 1 | 1 m | PVC elbow | Φ110 | 2 | — | PVC tee connector | Φ110 | 15 | — |
| Measuring instruments | Electronic balance | YINGHENG | 1 | Precision 0.01 g | pH meter | PH848 | 2 | Ph range 0.0–14.0 | Oven | 101–3AB | 1 | Temperature 60°C | Infrared thermometer | SATA | 1 | Range −50 to 580°C | Heating rod | PTC | 1 | Range 20–100°C |
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