STRUCTURAL DESIGN FOR EARTHQUAKE （结构设计的地震）.pdf

ENG.ACA.0004.1 Report to the Canterbury Earthquake Royal Commission STRUCTURAL DESIGN FOR EARTHQUAKE RESISTANCE: PAST, PRESENT AND FUTURE Associate Professor Rajesh P Dhakal Department of Civil and Natural Resources Engineering University of Canterbury August 2011 1 ENG.ACA.0004.2 STRUCTURAL DESIGN FOR EARTHQUAKE RESISTANCE: PAST, PRESENT AND FUTURE Rajesh P Dhakal Department of Civil and Natural Resources Engineering University of Canterbury, Christchurch, New Zealand Keywords Structure, earthquake, capacity, demand, working stress, elastic, limit states, ductility, design spec- tra, multi-objective, performance based design, capacity design, displacement based design, uncer- tainty, probabilistic, risk, loss optimization seismic design, damage, downtime, death, injury . Contents 1. Introduction: Earthquakes and Seismic Hazard 2. Evolution of Structural Design Concepts 2.1 Working stress design method 2.2 Ultimate strength design method 2.3 Limit state design method 3. Evolution of Seismic Design 3.1 Strength based design 3.2 Multi-objective prescriptive design 3.3 Performance based seismic design 4. Evolution of Seismic Demand 4.1 Early age: Common seismic demand 4.2 Middle age: Elastic demand spectrum (focus on strength) 4.3 Modern age: Inelastic demand spectrum (focus on Ductility) 5. Evolution of Seismic Capacity 5.1 Definition and calculation of seismic capacity 5.2 Seismic performance assessment 5.3 Advancement in analytical techniques 5.4 Capacity spectrum method (CSM) 6. Seismic Design Appr