Quote:
Originally Posted by redpoint5
The point of the mass damper is to not move. As the building sways away from the mass, it builds tension pulling it back toward the center of mass. The oscillation in movement is too quick to move the mass.
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The only buildings I've seen with a system like that have special rubber or flexible stem walls above ground that connect the building to the shaking ground and allow the building to not move as the ground shakes all around.