In the sine excitation experiment, different displacement is applied to the column, the force-displacement stagnant curves of the frame and the viscoelastic damper in different frequency are tested.

• 在正弦稳态激振试验中，分别在柱端施加不同的位移，测试其在不同频率下框架及阻尼器的力-位移滞回曲线。