Study on Lateral Vibration Offsets of Speed Increased Freight Cars on the Tangent Track

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Abstract:

According to the vehicle dynamics theory, the dynamics simulation models of single-vehicle NX70H flat marked loading capacity of 70t with K5 bogies and NX70 flat marked loading capacity of 70t with K6 bogies under certain loading and running conditions were established by SIMPACK, in order to discuss the change rules of the roll angles, the yaw angles, the lateral offsets and the maximum lateral vibration offsets. Based on the statistical analysis of data calculated by SIMPACK, the results of dynamics single-vehicle models of the two wagon types running on Chinese I and III grade railway lines respectively were compared. Simulation results show that the running speed, the line condition and the height distancing the rail surface all have a significant impact on the maximum lateral vibration offset.

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Periodical:

Advanced Materials Research (Volumes 779-780)

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567-571

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Online since:

September 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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