Ant Colony Optimization Analysis on Overall Stability of High Arch Dam Basis of Field Monitoring
Table 4
Dam displacements in the direction along/perpendicular the river (analysis case 2, unit: mm).
Analysis case
EL (m)
Design value
Generalized least squares
D-ACO
Right arch side
Arch crown
Left arch side
Right arch side
Arch crown
Left arch side
Right arch side
Arch crown
Left arch side
Case 2
2185
1.5
0.7
48.8
1.3
3.4
1.4
0.9
−0.4
35.0
0.9
2.2
0.9
0.9
−0.7
39.6
0.7
2.6
1.7
2148
4.5
−2.6
48.6
1.2
5.3
2.4
3.0
−1.7
34.1
0.8
3.6
1.7
2.6
−1.8
37.9
0.6
3.9
2.5
2119
7.3
−3.3
42.8
1.0
8.0
3.0
5.0
−2.2
30.1
0.7
5.6
2.2
4.5
−2.3
33.2
0.5
5.9
2.8
2100
8.7
−3.5
37.3
0.7
9.3
3.2
6.1
−2.4
26.2
0.5
6.6
2.4
5.6
−2.6
28.7
0.3
7.0
3.0
2075
10.4
−3.3
27.7
0.5
8.5
2.6
7.3
−2.3
19.4
0.4
6.1
2.0
7.4
−3.0
21.0
0.2
6.8
2.9
2050
9.4
−2.0
17.9
0.3
8.4
2.5
6.7
−1.4
12.6
0.2
6.0
1.9
6.6
−2.0
13.4
0.1
6.5
2.6
2035
7.7
−0.9
11.4
0.2
7.3
1.8
5.6
−0.6
8.2
0.2
5.3
1.4
5.5
−1.1
8.6
0.1
5.6
1.8
2030
6.9
−0.4
9.4
0.2
6.8
1.5
5.0
−0.3
6.8
0.2
4.9
1.1
5.2
−0.9
7.2
0.1
5.3
1.4
Max. value
10.4
−3.5
49.1
1.4
9.3
3.2
7.3
−2.4
35.0
0.9
6.6
2.4
7.4
−3.0
39.6
0.7
7.0
3.0
represents displacements in the direction perpendicular the river; positive value means deformation to left abutment; represents displacements in the direction along the river; and positive value means deformation to downstream direction.
