Research Article
Distortional Buckling Analysis of Steel-Concrete Composite Girders in Negative Moment Area
Table 3
Critical distortional buckling moment of I-steel composite girder under negative uniform moment.
| Example number | Distortional buckling critical moment /kN·m | ANSYS | Williams | Goltermann | Svensson | |
| 1 | 1129.1 | 1060.6 | 1193.6 | 1540.1 | 1138.3 | 2 | 1212.3 | 1148.0 | 1234.4 | 1664.7 | 1203.9 | 3 | 1149.7 | 1077.0 | 1197.1 | 1561.7 | 1155.0 |
| 4 | 390.98 | 354.02 | 405.88 | 619.6 | 404.40 | 5 | 410.19 | 375.12 | 436.86 | 656.6 | 421.61 | 6 | 401.97 | 366.03 | 469.19 | 640.6 | 414.12 |
| 7 | 3672.7 | 3126.4 | 3521.1 | 3899.1 | 3720.0 | 8 | 3836.5 | 3390.4 | 4014.3 | 4228.1 | 3874.5 | 9 | 3905.1 | 3226.8 | 4245.4 | 4024.2 | 3932.7 |
| 10 | 34.155 | 33.710 | 35.235 | 48.9 | 32.632 | 11 | 35.235 | 34.884 | 36.464 | 50.6 | 33.587 | 12 | 34.729 | 34.304 | 35.951 | 49.7 | 33.106 |
| 13 | 94.611 | 94.325 | 101.817 | 136.8 | 89.713 | 14 | 107.307 | 107.811 | 102.911 | 156.3 | 101.31 | 15 | 91.161 | 90.153 | 93.920 | 130.7 | 86.372 |
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