Shock and Vibration / 2017 / Article / Fig 8

Research Article

Effects of Precast Cladding Systems on Dynamic Characteristics of Steel Frame Buildings by Ambient and Free Vibration Tests

Figure 8

Data processing procedure of ambient vibration test data of Case .
(a) Time history of response acceleration data on top floor
(b) Fourier spectrum of response acceleration data
(c) RD function
(d) Curving fitting result