This paper deals with a basic study on the actively steered rail vehicle with two-axle bogie trucks, which employs a control law based on the self-steering ability of wheelset. However, this control law not only helps the steering performance, but also tends to lower the running stability. Two methods are proposed to improve the stability. The first method is to add a feedback of wheelset lateral velocity, the second one is to give some time lag to the control force, and both are proved to be affective. Here, the latter is more practical method and the delay of control due to the time lag does not deteriorate the steering performance.
Active steering of a rail vehicle with two-axle bogies based on wheelset motion
Vehicle System Dynamics ; 39 , 4 ; 309-327
2003
19 Seiten, 13 Quellen
Aufsatz (Zeitschrift)
Englisch
Active Steering of a Rail Vehicle with Two-Axle Bogies Based on Wheelset Motion
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