Shock and Vibration

Research Article

Study on Passive and Semiactive Control Systems in Structures under Near- and Far-Field Earthquakes

Table 7

Performance criteria for the proposed control systems under far-field earthquakes: reduced stiffness in the 1^st–5^th stories.


	PGA (g)
	0.1	0.2	0.3	0.4	0.5	0.6	0.7	0.8	0.9	1.0

MR	0.9127	0.8744	0.8546	0.8488	0.9052	0.9187	0.9326	0.9042	0.8881	0.8889
TMD	0.8337	0.8360	0.8518	0.8691	0.9055	0.9408	0.9846	0.9931	0.9744	0.9585
MR + TMD	0.7474	0.7429	0.7520	0.7771	0.8213	0.8563	0.8835	0.8798	0.8733	0.8661

MR	1.0369	1.0222	1.0107	1.0060	1.0107	1.0122	1.0100	1.0100	1.0103	1.0112
TMD	0.9832	0.9851	0.9891	0.9930	0.9980	0.9997	0.9990	0.9990	0.9985	0.9987
MR + TMD	1.0076	1.0035	1.0029	1.0036	1.0114	1.0127	1.0102	1.0093	1.0092	1.0099

MR	0.2554	0.2988	0.3331	0.3755	0.3961	0.4137	0.4397	0.4495	0.4500	0.4595
TMD	0.8851	0.8924	0.9258	0.9724	0.9914	0.9856	1.0016	1.0008	0.9863	0.9807
MR + TMD	0.2276	0.2474	0.3009	0.3388	0.3797	0.4113	0.4348	0.4460	0.4476	0.4469

MR	0.2436	0.2914	0.3281	0.3638	0.4013	0.4223	0.4313	0.4410	0.4444	0.4559
TMD	0.8794	0.8855	0.9115	0.9524	0.9879	1.0065	1.0110	1.0011	0.9865	0.9645
MR + TMD	0.2028	0.2352	0.2860	0.3241	0.3683	0.4046	0.4142	0.4253	0.4351	0.4420

MR	0.8733	0.8104	0.7361	0.7316	0.7832	0.8051	0.8293	0.8274	0.8244	0.8140
TMD	0.7407	0.7465	0.7456	0.7718	0.7906	0.8787	0.9083	0.9195	0.9183	0.9172
MR + TMD	0.6023	0.5976	0.5844	0.6014	0.6720	0.6965	0.7288	0.7443	0.7532	0.7528

MR	1.0237	0.9881	0.9552	0.9590	0.9695	0.9785	0.9852	0.9906	0.9942	0.9976
TMD	1.0115	1.0149	1.0210	1.0451	1.0041	1.0833	1.0900	1.0953	1.0991	1.1027
MR + TMD	0.9153	0.9089	0.9059	0.9235	0.9792	0.9641	0.9739	0.9806	0.9851	0.9890

MR	0.2183	0.2236	0.2327	0.2594	0.2836	0.3042	0.3194	0.3307	0.3419	0.3488
TMD	0.7727	0.7799	0.7916	0.8348	0.8381	0.9212	0.9378	0.9491	0.9589	0.9703
MR + TMD	0.1640	0.1726	0.1923	0.2196	0.2596	0.2751	0.2905	0.3053	0.3172	0.3274

MR	0.1876	0.2098	0.2230	0.2518	0.2833	0.3079	0.3345	0.3519	0.3724	0.3964
TMD	0.7631	0.7699	0.7779	0.8181	0.8252	0.9084	0.9259	0.9366	0.9427	0.9516
MR + TMD	0.1316	0.1509	0.1772	0.2073	0.2512	0.2740	0.2978	0.3212	0.3429	0.3665