Figure 12. Effect of the gain for various control laws at primary resonance - numerical integration of the system: (x-axis: the gain, y-axis: x-amplitude)

From

Nonlinear Dynamics of a Controlled Cantilever Beam with Varying Orientation under Primary Resonance

Usama H. Hegazy

American Journal of Mechanical Engineering. 2014, 2(7), 316-327 doi:10.12691/ajme-2-7-31