Analysis and modelling of the seismic behaviour of high ... - Ingegneria

INDEX
1 INTRODUCTION................................................................................................................... 1
1.1 INTRODUCTION .......................................................................................................1
1.2 ORGANIZATION OF THE WORK ................................................................................3
1.2.1 Seismic behaviour of bolted end plate beam-to-column steel joints...............3
1.2.2 Seismic response of partial-strength composite joints ...................................4
1.2.3 Seismic behaviour of RC columns embedding steel profiles ..........................5
1.3 REFERENCES ...........................................................................................................6
2 DUCTILITY AND SEISMIC RESPONSE OF STRUCTURES......................................... 7
2.1 INTRODUCTION .......................................................................................................7
2.2 DUCTILITY IN SEISMIC DESIGN ................................................................................8
2.2.1 First developments of ductility concept..........................................................8
2.2.2 Modern design concepts of ductility...............................................................9
2.2.3 Ductility definition .......................................................................................11
2.3 THE PERFORMANCE BASED SEISMIC DESIGN..........................................................14
2.3.1 Performance objectives (POs)......................................................................14
2.3.2 Performance Levels......................................................................................16
2.4 REQUIRED DUCTILITY CONCEPT............................................................................20
2.4.1 Non-linear static pushover (NSP) analysis ..................................................24
2.4.2 Non-linear dynamic procedure (NDP).........................................................31
2.5 AVAILABLE DUCTILITY CONCEPT..........................................................................34
2.6 REFERENCES .........................................................................................................37
3 SEISMIC BEHAVIOUR OF BOLTED END PLATE BEAM-TO-COLUMN STEEL
JOINTS...................................................................................................................................... 40
3.1 INTRODUCTION .....................................................................................................40
3.2 THE COMPONENT METHOD....................................................................................42