Active suspension in railway vehicles: a literature survey ...
2020-3-9u2002·u2002Field tests were carried out on a line having a relatively poor track quality, to verify the effectiveness of the scheme [27, 39, 89]. The semi-active primary suspension can selectively reduce the vibration of the first bending mode of the car-body, and with tuned LQG controller, the rigid car-body motions can also be attenuated to some degree.
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