The structural response and the control effect of third floor.
Earthquake
Cases
Relative displacement peak to ground
Storey displacement peak
Absolute acceleration peak
Peak (cm)
Reduction rate (%)
Peak (cm)
Reduction rate (%)
Peak (cm)
Reduction rate (%)
El Centro
FREE
9.90
—
3.30
—
11.34
—
LQR
7.70
22.22
2.60
21.16
8.94
21.15
ALEM
7.77
21.47
2.51
23.87
7.26
35.97
ALPM
8.03
18.86
2.59
21.40
7.18
36.69
Hachinohe
FREE
10.97
—
2.81
—
10.32
—
LQR
8.72
20.49
2.23
20.71
8.46
18.00
ALEM
8.46
22.84
2.15
23.43
7.39
28.38
ALPM
8.75
20.24
2.26
19.70
8.69
15.76
Note. FREE represents the structural response without actuators; LQR, ALEM, and ALPM represent the structural response with actuators controlled by LQR, ALEM, ALPM strategies, respectively.
