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IBRACON Structures and Materials Journal • 2012 • vol. 5 • nº 1
A. G. B. CORELHANO | M. R. S. CORRÊA | A. T. BECK
Table 1 – Evaluated horizontal displacements and model error samples
Frame
fck
(MPa)
Reinforcement
ratio
Analysis
Model error
70/70
80/40
Rigorous
70/70
80/40
u (cm) u (cm)
u (cm)
rigorous
u /
simplifyed
u
1
4 floors / 1 bay
30
High
1.51
1.94
1.35
0.89
0.70
2
4 floors / 1 bay
30
High
2.13
2.74
2.61
1.23
0.95
3
4 floors / 1 bay
35
Medium
1.39
1.79
1.27
0.91
0.71
4
4 floors / 1 bay
35
Medium
1.96
2.53
2.51
1.28
0.99
5
4 floors / 1 bay
40
Low
1.3
1.67
1.22
0.94
0.73
6
4 floors / 1 bay
40
Low
1.84
2.36
2.13
1.16
0.90
7
8 floors / 3 bays
23
Low
1.84
2.57
1.53
0.83
0.60
8
8 floors / 3 bays
23
Low
2.62
3.68
2.56
0.98
0.70
9
8 floors / 3 bays
23
Medium
4.07
5.26
3.05
0.75
0.58
10
8 floors / 3 bays
23
Medium
5.91
7.73
5.06
0.86
0.65
11
8 floors / 3 bays
23
High
6.16
7.86
4.19
0.68
0.53
12
8 floors / 3 bays
23
High
9.15
11.85
6.74
0.74
0.57
13
8 floors / 3 bays
30
Low
1.62
2.26
1.43
0.88
0.63
14
8 floors / 3 bays
30
Low
2.31
3.23
2.44
1.06
0.76
15
8 floors / 3 bays
30
Medium
3.56
4.6
3.12
0.88
0.68
16
8 floors / 3 bays
30
Medium
5.15
6.71
5.2
1.01
0.77
17
8 floors / 3 bays
30
High
5.36
6.82
4.42
0.82
0.65
18
8 floors / 3 bays
30
High
7.9
10.1
7.2
0.91
0.71
19
8 floors / 3 bays
40
Low
1.4
1.94
1.08
0.77
0.56
20
8 floors / 3 bays
40
Low
1.98
2.77
1.87
0.94
0.68
21
8 floors / 3 bays
40
Medium
3.05
3.93
2.5
0.82
0.64
22
8 floors / 3 bays
40
Medium
4.39
5.7
4.29
0.98
0.75
23
8 floors / 3 bays
40
High
4.57
5.79
3.71
0.81
0.64
24
8 floors / 3 bays
40
High
6.68
8.54
6.14
0.92
0.72
25
12 floors / 3 bays
22
Medium
4.67
6.34
4.07
0.87
0.64
26
12 floors / 3 bays
22
Medium
6.7
9.18
7.07
1.06
0.77
27
12 floors / 3 bays
22
High
5.52
7.15
4.12
0.75
0.58
28
12 floors / 3 bays
22
High
7.97
10.45
7.03
0.88
0.67
29
12 floors / 3 bays
22
Low
4.33
5.97
3.92
0.91
0.66
30
12 floors / 3 bays
22
Low
6.2
8.63
6.8
1.10
0.79
31
12 floors / 3 bays
30
High
4.28
5.3
3.54
0.83
0.67
32
12 floors / 3 bays
30
High
5.6
7.63
6.35
1.13
0.83
33
12 floors / 3 bays
30
Medium
3.92
5.98
3.72
0.95
0.62
34 12 floors / 3 bays
30
Medium
6.4
8.65
6.58
1.03 0.76
35
12 floors / 3 bays
30
Low
3.63
4.99
3.4
0.94
0.68
36
12 floors / 3 bays
30
Low
5.16
7.18
6.07
1.18
0.85
37
12 floors / 3 bays
40
Medium
3.37
4.55
2.64
0.78
0.58
38
12 floors / 3 bays
40
Medium
4.8
6.52
3.56
0.74
0.55
39
12 floors / 3 bays
40
High
3.97
5.13
2.88
0.73
0.56
40
12 floors / 3 bays
40
High
5.68
7.38
3.72
0.65
0.50
41
12 floors / 3 bays
40
Low
3.12
4.29
2.52
0.81
0.59
42
12 floors / 3 bays
40
Low
4.45
6.14
3.38
0.76
0.55