Research Article
A Comparative Study on Sensitivity-Based Damage Detection Methods in Bridges
Table 9
Solution time, loops, and RPE of DDM method for model 2.
| | Damage scenario | Speed parameter | | 0.1 | 0.3 | 0.5 | 0.7 | 0.9 | | ST (s) | RPE (%) | ST (s) | RPE (%) | ST (s) | RPE (%) | ST (s) | RPE (%) | ST (s) | RPE (%) |
| | M1-1 | 126.055 | 2.15E − 03 | 109.767 | 3.68E − 03 | 111.271 | 2.64E − 03 | 126.776 | 3.42E − 03 | 110.576 | 2.91E − 03 | | M1-2 | 262.790 | 4.16E − 03 | 237.909 | 6.14E − 03 | 230.317 | 3.34E − 03 | 224.621 | 5.16E − 03 | 212.940 | 6.05E − 03 | | M1-3 | 289.739 | 5.89E − 03 | 318.109 | 4.91E − 03 | 292.011 | 2.87E − 03 | 257.903 | 4.57E − 03 | 298.917 | 4.70E − 03 | | M1-4 | 155.150 | 5.73E − 03 | 165.956 | 5.69E − 03 | 165.974 | 3.22E − 03 | 164.765 | 2.82E − 03 | 166.811 | 4.48E − 03 | | M1-5 | 299.442 | 3.55E − 03 | 252.091 | 5.58E − 03 | 329.452 | 5.02E − 03 | 252.018 | 6.32E − 03 | 270.098 | 3.28E − 03 | | M1-6 | 315.672 | 4.24E − 03 | 219.352 | 2.69E − 03 | 263.828 | 3.36E − 03 | 217.605 | 3.24E − 03 | 232.333 | 6.60E − 03 |
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