Steel Plate Shear Wall Design - SEAoT

8/12/2012ERDC Test on ESJC• ResultsStructural Fuses (SF)Analogy• Sacrificial element to protect the rest of thesystem.mass, mstructural fuse, dbraces, bframe, fGround Motion, ü g (t)Benefits of Structural Fuse Concept:Model withNippon Steel BRBs• Seismically induced damage isVconcentrated on the fusesV p• Following a damagingearthquake only the fusesV yVwould need to be replaced ydV yf• Once the structural fuses areremoved, the elastic structurereturns to its original position(self-recentering capability)TotalαK 1 = K fK 1Structural FusesK aFrameK fΔ ya Δ yf uEccentric Gusset-Plate22