Xun Wang, Tiefeng Peng*, Pingbo Wu*, Litong Cui. Influence of electrical part of traction transmission on dynamic characteristics of railway vehicles based on electromechanical coupling model. Scientific Reports, 2021, 11: 18409.
https://doi.org/10.1038/s41598-021-97650-4

Fig. 2. Gearbox model (a) and its sketch illustration of torsional vibration model (b) for a typical rail train.