RAILROAD VEHICLE, AND METHOD OF SUPPRESSING VIBRATION OF VEHICLE BODY OF THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a railroad vehicle and a method of suppressing the vibration of a vehicle body of the same capable of obtaining an excellent vibration suppressing effect without performing complicated adjustment.SOLUTION: A railroad vehicle 1 includes: the vehicle body 10; and a mass body fitted to the vehicle body through spring elements and damping elements so as to vibrate relative to the vehicle body. The natural frequency of the mass body is set lower than that of the vehicle body in elastic vibration, and a damping capacity of the mass body is set larger than that of the vehicle body in elastic vibration.