Research Article

Vibration Control of Buildings Using Magnetorheological Damper: A New Control Algorithm

Table 1

Peak responses of the three-story building model under El Centro earthquake loads.

Control strategy

Uncontrolled0.00550.00558.720ā€”
0.00830.003110.60
0.00970.002014.02

Passive-off0.00210.00214.216259.2
0.00360.00164.832
0.00450.00107.176

Passive-on0.00080.00082.914992.8
0.00200.00174.976
0.00310.00117.710

Lyapunov controller (A)0.00090.00096.3561023
0.00210.00175.373
0.00310.00107.183

Lyapunov controller (B)0.00130.00135.613993.3
0.00180.00127.326
0.00230.00117.709

Quasi-bang-bang controller0.00130.00135.0151002
0.00160.00147.230
0.00230.00107.010

Decentralized bang-bang controller0.00150.00153.776923
0.00250.00134.310
0.00320.00085.416

Modulated homogenous friction controller0.00190.00195.330503
0.00290.00135.916
0.00380.00106.790

Maximum energy dissipation controller0.00080.00083.150993
0.00200.00175.023
0.00310.00117.731

Clipped-optimal controller0.00140.00146.000918
0.00210.00144.551
0.00260.00085.553

Proposed controller0.00120.00125.008848.9
0.00190.00124.159
0.00270.00075.053