Research Article

Acceleration Harmonic Estimation in a Hydraulic Shaking Table Using Water Cycle Algorithm

Table 2

The estimated amplitude and phase.

Harmonic orderAmplitude (m/s2)Phase (rad)

Fundamental2.68
Second harmonic0.07
Third harmonic0.15
Fourth harmonic0.02
Fifth harmonic0.25
Sixth harmonic0.06
Seventh harmonic0.19
Eighth harmonic0.12