Experimental Issues in Testing a Semiactive Technique to Control Earthquake Induced Vibration

Table 3

JET-PACS: percentage malfunctions of the control system driven by different algorithms.

Controller	Failures	During strong motion
Energy	6.48%	3.33%
MHF	0.02%	0.03%
Sky Hook	0.03%	0.03%
Acc. red.	0.06%	0.02%