Civil Engineering Reference
In-Depth Information
Table 4.13 (continued)
Loading phase
Frequency
(Hz)
Critical
point
Equivalent mean
static stress (MPa)
Equivalent real
amplitude stress
(MPa)
Equivalent imaginary
amplitude stress (MPa)
Equivalent
amplitude stress
(MPa)
Total equivalent
maximum stress
(MPa)
Launch (phase I)
73.6
6
19.520
17.104
12.513
21.192
40.712
119.8
10
2.984
11.620
30.194
32.353
35.337
128.3
10
2.984
27.175
7.856
28.288
31.272
187.9
10
2.984
45.118
13.043
46.965
49.949
137
10
2.984
25.517
7.377
26.562
29.546
471.7
6
19.520
2.883
1.979
3.497
23.017
696.8
8
20.769
0.525
2.769
2.818
23.587
378.1
6
19.520
1.970
6.706
6.989
26.509
950.4
8
20.769
0.937
2.236
2.424
23.193
311.3
8
20.769
0.864
3.687
3.787
24.556
Launch (phase II)
35
7
19.848
12.439
15.030
19.510
39.358
33
7
19.848
1.918
19.605
19.699
39.547
96
8
20.769
5.859
9.852
11.463
32.232
104.7
7
19.848
1.155
6.120
6.228
26.076
62.6
7
19.848
12.049
16.161
20.158
40.006
73.6
6
19.520
17.104
12.513
21.192
40.712
119.8
10
2.984
7.793
20.251
21.699
24.683
128.3
8
20.769
1.773
1.532
2.343
23.112
187.9
10
2.984
24.790
7.166
25.805
28.789
137
8
20.769
1.596
1.378
2.109
22.878
471.7
8
20.769
0.568
0.091
0.575
21.344
696.8
8
20.769
0.267
1.406
1.431
22.200
378.1
8
20.769
1.458
0.682
1.610
22.379
950.4
8
20.769
0.478
1.142
1.238
22.007
311.3
8
20.769
0.440
1.875
1.926
22.695
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