An Application of a Coulomb Damped Mass Device

by Apostolos Fafitis, Arizona State Univ, Tempe, AZ, USA,
Debra S. Larson, Arizona State Univ, Tempe, AZ, USA,

Document Type: Proceeding Paper

Part of: Structures Congress XII


A new, passive, dissipation device which utilizes Coulomb friction to reduce horizontal structural motions is adapted to an actual vertical vibration problem. An analysis by numerical methods indicates that readily attainable brake forces coupled with a small auxiliary mass significantly reduces floor vibrations.

Subject Headings: Vibration | Damping | Friction | Floors | Structural control | Structural analysis | Numerical analysis

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