th a total mass of 2000 kg has a rotor with an out of balance force equivalent to 0.2 kg at 0.5 m radius rotating at 3000 rev/min. Calculate the stiffness and mass of an undamped vibration absorber which could be connected to the machine to eliminate transmission of force to the foundation at the operating speed, if the maximum deflection of the absorber spring is
th a total mass of 2000 kg has a rotor with an out of balance force equivalent to 0.2 kg at 0.5 m radius rotating at 3000 rev/min. Calculate the stiffness and mass of an undamped vibration absorber which could be connected to the machine to eliminate transmission of force to the foundation at the operating speed, if the maximum deflection of the absorber spring is
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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A machine with a total mass of 2000 kg has a rotor with an out of balance force equivalent to 0.2 kg at 0.5 m radius rotating at 3000 rev/min. Calculate the stiffness and mass of an undamped vibration absorber which could be connected to the machine to eliminate transmission of force to the foundation at the operating speed, if the maximum deflection of the absorber spring is to be limited to 8 mm. [Ans 1234 kN/m, 12.5kg]
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