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众所周知,铁路车辆在运行中由于各种外因而引起振动。这些振动影响旅客的舒适,使旅客在长途旅行中产生疲劳的感觉,而且当这种振动达到或接近一定限度时,可能影响车辆的寿命和运用可靠性。最近廿年来,对这个问题愈来愈注意了,理由是: 1.由于电气化和内燃化的结果,提高列车速度已成为日常的任务。近来有些铁路公司要求它们的客车即使在约160公里/小时速度时,也必须具有良
As we all know, railway vehicles in operation due to various external causes vibration. These vibrations affect the comfort of passengers, giving them the feeling of fatigue during long trips, and when such vibrations reach or close certain limits, may affect the vehicle’s life and operational reliability. More attention has been paid to this issue over the last two decades for the following reasons: 1. As a result of electrification and internal combustion, increasing the speed of trains has become a daily task. Recently, some railroad companies have demanded that their passenger cars have good performance even at a speed of about 160 km / h