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Use of TLD and MTLD for control of wind-induced vibration of tall buildings

  • Young Moon Kim*
  • , Ki Pyo You
  • , Nag Ho Ko
  • , Sung Won Yoon
  • *Corresponding author for this work
  • Jeonbuk National University
  • Hanseok Engineering Company
  • Seoul National University of Science and Technology (SNUST)

Research output: Contribution to journalJournal articlepeer-review

Abstract

Excessive acceleration experienced at the top floors in a building during wind storms affect the serviceability of the building with respect to occupant comfort and discomfort. Tuned liquid damper (TLD) and multiple tuned liquid damper (MTLD), which are passive control devices consisting of a rigid tank filled with liquid, are used to suppress vibration of structures. These TLD and MTLD offer several potential advantages - low costs, easy installation in existing structures and effectiveness even for small-amplitude vibrations. This study carries out a theoretical estimation of the most effective damping ratios that can be achieved by TLD and MTLD. Damping by TLD an MTLD reduced the frequency response of high-rise buildings by approximately 40% in urban and suburban areas.

Original languageEnglish
Pages (from-to)1346-1354
Number of pages9
JournalJournal of Mechanical Science and Technology
Volume20
Issue number9
DOIs
StatePublished - 2006.09

Keywords

  • Multiple tuned liquid damper
  • Passive control device
  • Serviceability
  • Tuned liquid damper

Quacquarelli Symonds(QS) Subject Topics

  • Materials Science
  • Engineering - Mechanical

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