Optimizing Parameters for Anticollision Systems between Adjacent Buildings under Earthquakes

Table 6

PGA = 0.2 g, ranges of optimum parameters under different ground motions.

Earthquake	Damping coefficient (Ns·m^−1)	Stiffness coefficient (N·m^−1)
Noise	1.8 × 10^5∼10^6	0∼5.6 × 10^6
GM2	10^5∼10^6	0∼5.6 × 10^6
GM4	7.5 × 10^4∼5.6 × 10^6	0∼1.3 × 10^7
GM5	4.2 × 10^5∼7.5 × 10^5	10^5∼3 × 10^5
GM6	3 × 10^5∼1.8 × 10^6	0∼10^6
GM7	10^5∼3 × 10^6	0∼3 × 10^6