An Optimal Approach to Study the Nonlinear Behaviour of a Rotating Electrical Machine

Figure 1

Comparison between the numerical solution of (1.1) and the approximate solution (3.4) for 𝐴=1, 𝑚=2, 𝑘₁=200, 𝑘₂=1000, 𝑞=0.1, 𝜔₁=2.1, 𝜔₂=1.1, 𝑓=6.