Research Article
FEA of Effects Induced by Diurnal Temperature Variation on Downstream Surface of Xiaowan Arch Dam
Table 4
Z-direction stress of two representative points at typical moments.
| | Time (h) | External air temperature (°C) | P1 σz (MPa) | P2 σz (MPa) |
| Winter | 20 | 6.6 | 2.35 | 2.20 | 44 | 6.9 | 2.40 | 2.30 | 68 | 8.1 | 2.20 | 1.90 | 92 | 8.2 | 2.20 | 1.90 |
| Summer | 43 | 17.4 | 1.30 | 0.95 | 67 | 16.1 | 1.40 | 0.90 | 91 | 16.4 | 1.30 | 0.75 |
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