Dynamic vibration absorber (DVA) with large auxiliary mass has better control performance ... Design and control performance of a frictional tuned mass damper with bearing–shaft assemblies. J Vib ...

Image: Someformofhuman/Creative Commons The 728-ton globe is a tuned mass damper—a device designed to counter the effects of wind and seismic activity on a skyscraper. TMDs, as they’re known ...

Known as a “tuned mass damper,” the 730-ton steel sphere is suspended between several floors at the top of the building, where it can be viewed by the public. The observatory is a popular ...

The Taipei 101 building, once recognized as the tallest skyscraper in the world, uses an enormous tuned mass damper (basically a giant pendulum) to protect itself from earthquakes. The 660-ton ...

The "tuned mass damper" can reduce the building's movements by up to 40%. With the ability to move about 5 feet from side to side, the pendulum protects against earthquakes and high winds.