Research Article
Experiment and Simulation on the Anticollision Performance of a New Corrugated Steel Protection System for Bridge Piers
| | Type | Parameter | Impact velocity (m/s) | Lateral displacement peak value | Lateral impact force peak value | Total energy peak value of CSP/OSP specimen | Total energy peak value of the column | | Category | Optimal value | Calculated value | Ratio | Simulation (mm) | Percentage (%) | Simulation (kN) | Percentage (%) | Simulation (J) | Percentage (%) | Simulation (J) | Percentage (%) |
| | CSP | Thickness (mm) | 2.71 | 2.5 | 0.92 | 2 | 1.87 | 19.38 | 31.80 | 7.16 | 820.00 | 90.30 | 22.60 | 2.49 | | Weight (kg) | 134.89 | 119.41 | 0.89 | 3 | 2.10 | 15.03 | 36.80 | 5.71 | 1870.00 | 91.53 | 29.00 | 1.42 | | Frequency (Hz) | 42.55 | 40.60 | 0.95 | 4 | 2.18 | 12.06 | 39.40 | 4.96 | 3350.00 | 92.23 | 31.70 | 0.87 |
| | OSP | Thickness (mm) | 2.83 | 2.5 | 0.88 | 2 | 1.12 | 11.61 | 37.00 | 8.33 | 768.00 | 84.58 | 17.70 | 1.95 | | Weight (kg) | 122.09 | 107.58 | 0.88 | 3 | 2.82 | 20.19 | 65.20 | 10.11 | 1600.00 | 78.31 | 92.70 | 4.54 | | Frequency (Hz) | 13.85 | 12.20 | 0.88 | 4 | 3.38 | 18.69 | 91.90 | 11.58 | 2960.00 | 81.49 | 122.00 | 3.36 |
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