Research Article
Active Hybrid Control Algorithm with Sky-Hook Damping and Lead-Lag Phase Compensation for Multi-DOFs Ultra-Low Frequency Active Vibration Isolation System
Figure 20
The time-domain signal of payload, the red line for base platform, the green line for payload platform in passive state, the blue line for payload platform in active (feedback only) state, and the cyan line for payload platform in active (AHC) state.