Figure 9. Effect of the parametric excitation amplitude f1 at resonance case without control

From

Vibration Control of an Electromechanical Model with Time-Dependent Magnetic Field

Usama H. Hegazy, Jihad Y. Abu Ful

Journal of Mechanical Design and Vibration. 2016, 4(1), 1-9 doi:10.12691/jmdv-4-1-1