Research Article

Unbalance Compensation of a Full Scale Test Rig Designed for HTR-10GT: A Frequency-Domain Approach Based on Iterative Learning Control

Figure 17

Control currents and rotor displacements in radial directions with different power amplifier saturation currents: the rotor operation speed is 4000 RPM.
(a) The saturation current is 5 A
(b) The saturation current is 10 A
(c) The saturation current is 20 A