Critical excitation methods in earthquake engineering/ Izuru Takewaki

Front Cover; Critical Excitation Methods in Earthquake Engineering; Copyright Page; Contents; Preface; Permission Details; Chapter 1: Overview of Seismic Critical Excitation Method; 1.1 What is critical excitation?; 1.2 Origin of critical excitation method (Drenick's approach); 1.3 Shinozuka's approach; 1.4 Historical sketch in early stage; 1.5 Various measures of criticality; 1.6 Subcritical excitation; 1.7 Stochastic excitation; 1.8 Convex models; 1.9 Nonlinear or elastic-plastic SDOF system; 1.10 Elastic-plastic MDOF system; 1.11 Critical envelope function; 1.12 Robust structural design 1.13 Critical excitation method in earthquake-resistant designChapter 2: Critical Excitation for Stationary and Non-stationary Random Inputs; 2.1 Introduction; 2.2 Stationary input to single-degree-of-freedom model; 2.3 Stationary input to multi-degree-of-freedom model; 2.4 Conservativeness of bounds; 2.5 Non-stationary input to SDOF model; 2.6 Non-stationary input to MDOF model; 2.7 Numerical examples for SDOF model; 2.8 Numerical examples for MDOF model; 2.9 Conclusions; Chapter 3: Critical Excitation for Non-proportionally Damped Structural Systems; 3.1 Introduction 3.2 Modeling of input motions3.3 Response of non-proportionally damped model to non-stationary random excitation; 3.4 Critical excitation problem; 3.5 Solution procedure; 3.6 Critical excitation for acceleration (proportional damping); 3.7 Numerical examples (proportional damping); 3.8 Numerical examples (non-proportional damping); 3.9 Numerical examples (various types of damping concentration); 3.10 Conclusions; Chapter 4: Critical Excitation for Acceleration Response; 4.1 Introduction; 4.2 Modeling of input motions 4.3 Acceleration response of non-proportionally damped model to non-stationary random input4.4 Critical excitation problem; 4.5 Solution procedure; 4.6 Numerical examples; 4.7 Model with non-proportional damping-1; 4.8 Model with non-proportional damping-2; 4.9 Model with proportional damping; 4.10 Conclusions; Chapter 5: Critical Excitation for Elastic-Plastic Response; 5.1 Introduction; 5.2 Statistical equivalent linearization for SDOF model; 5.3 Critical excitation problem for SDOF model; 5.4 Solution procedure 5.5 Relation of critical response with inelastic response to recorded ground motions5.6 Accuracy of the proposed method; 5.7 Criticality of the rectangular PSD function and applicability in wider parameter ranges; 5.8 Critical excitation for MDOF elastic-plastic structures; 5.9 Statistical equivalent linearization for MDOF model; 5.10 Critical excitation problem for MDOF model; 5.11 Solution procedure; 5.12 Relation of critical response with inelastic response to recorded ground motions; 5.13 Accuracy of the proposed method; 5.14 Conclusions