Research Article

An Improved Rigid Multibody Model for the Dynamic Analysis of the Planetary Gearbox in a Wind Turbine

Figure 6

Natural mode shapes of the second rotational mode: (a) by the improved model and (b) by the model of Lin and Parker [2]. Dashed lines are the equilibrium positions, solid lines are the deflected positions, and dots represent the component centers.
(a)
(b)