Study on Quasi-Static Loading Protocols considering the Action Characteristics of Long-Period Ground Motions

Table 1

Calculated distribution parameters of cycle amplitude a and ß.

Structural system	Parameter	Target ductility μ
		2	3	4	5	6
SDOF system	α	7.495	12.16	15.78	20.88	25.96
	β	0.4199	0.6847	0.8765	1.068	1.207
MDOF system	α	8.685	9.867	12.94	16.38	19.09
	β	0.4759	0.7014	0.9353	1.146	1.314

Note. The values in the table can only be used in the cases studied in this paper.