Research Article
An Improved Rigid Multibody Model for the Dynamic Analysis of the Planetary Gearbox in a Wind Turbine
Table 3
Equilibrium speeds from simulations and theory.
| | Improved model | Model of Lin and Parker [2] | | Simulation | Theoretical | Error [%] | Simulation | Theoretical | Error [%] |
| Time start to balance [s] | 0.158 | 0.156 | 1.28 | 0.132 | 0.156 | | Carrier rotation speed [rpm] | 118.8 | 118.8 | — | 119.0 | 119.0 | — | 1st planet rotation speed [rpm] | | | 0.04 | | | | 1st planet tangential speed [m/s] | 0 | 0 | 0 | 1.207 | 0 | — | Sun rotation speed [rpm] | 541.058 | 541.058 | 0 | 541.9 | 541.8 | 0.006 |
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