A three dimensional seismic isolation system was developed and experimentally validated for high-voltage electric power transformers of weight in the range of 300 to 800kip. Although the validation ...

Researchers have developed a novel negative-stiffness isolation device that offers a pioneering solution for seismic protection. The device, designed to provide multidirectional negative stiffness and ...

Keywords: Seismic isolation, nuclear power plants, risk analysis, fragility analysis, test specifications. Revision 01: This revision updates the discussion on the derivation of fragility functions ...