Research Article
Finite Element Model Updating in Bridge Structures Using Kriging Model and Latin Hypercube Sampling Method
Table 3
Updated results of design parameters.
| | Design parameter | Initial model | Kriging model | GA | Variation coefficient (%) |
| | Ec1 (Pa) | 3.45E + 10 | 3.51E + 10 | 3.76E + 10 | 10 | | ρc1 (kgm−3) | 2600.00 | 2394.30 | 2537.30 | 10 | | Es1 (Pa) | 2.06E + 11 | 2.47E + 1 | 2.58E + 11 | 5 | | ρs1 (kgm−3) | 7800.00 | 7992.40 | 7794.80 | 5 | | Es2 (Pa) | 1.96E + 11 | 2.10E + 11 | 1.99E + 11 | 5 | | ρs2 (kgm−3) | 7800.00 | 7738.20 | 7661.60 | 5 | | Eg1 (Pa) | 1.50E + 14 | 1.81E + 14 | 1.71E + 14 | 10 | | Ec2 (Pa) | 3.45E + 10 | 3.41E + 10 | 3.25E + 10 | 10 | | ρc2 (kgm−3) | 2600.00 | 2850.90 | 2603.00 | 10 | | Eg2 (Pa) | 1.50E + 14 | 1.98E + 14 | 1.83E + 14 | 10 | | F (N) | 1.45E + 06 | 1.35E + 06 | 1.45E + 06 | 8 |
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