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Preface; Contents; 1 Semi-Active Base Isolation of Civil Engineering Structures Based on Optimal Viscous Damping and Zero Dynamic Stiffness; 1.1 Introduction; 1.2 Systems Under Consideration; 1.2.1 Friction Pendulum; 1.2.2 Viscous Pendulum; 1.2.3 Semi-Active Isolator; 1.3 Modelling; 1.4 Control Law; 1.4.1 General Formulation; 1.4.2 Adaptive Controlled Stiffness; 1.5 Results; 1.5.1 Optimized Friction Pendulums; 1.5.2 Pendulum with Optimized Linear Viscous Damping; 1.5.3 Semi-Active Pendulum; 1.6 Summary; References
2 Long-Term Performance of Specialized Fluid Dampers Under Continuous Vibration on a Pedestrian Bridge2.1 Introduction; 2.2 Specialized Damper Design [1]; 2.3 Intermediate Inspection After 7 Years in Service; 2.4 Principal Inspection and Testing After 11 Years in Service; 2.5 Conclusions; Reference; 3 Analysis of Variation Rate of Displacement to Temperature of Service Stage Cable-Stayed Bridge Using Temperatures and Displacement Data; 3.1 Introduction; 3.2 The Subject Bridge and Data Collection Method; 3.2.1 Subject Bridge; 3.2.2 Data Collection Method
3.2.3 The Analysis of Expansion per Unit Temperature3.3 The Analysis; 3.4 Conclusion; References; 4 Triple Friction Pendulum: Does It Improve the Isolation Performance?; 4.1 Introduction; 4.2 Friction Pendulums Under Consideration; 4.2.1 Triple Friction Pendulum; 4.2.2 Double Friction Pendulum; 4.3 Assessment Criterion; 4.4 Modelling; 4.4.1 Approach; 4.4.2 Coupled Nonlinear Equations of Motion; 4.5 Isolation Performance of Mock-Up Triple Friction Pendulum; 4.6 Isolation Performance of Optimized Triple Friction Pendulum; 4.6.1 PGAs of Optimization; 4.6.2 Isolation Time Period
4.6.3 Articulated Slider Assembly of Triple FP4.6.4 Restrainers 1 and 4; 4.6.5 Optimization Parameters; 4.6.6 Optimization Results; 4.6.7 Isolation Performance of Optimized Triple FP; 4.7 Summary; References; 5 Experimental Investigation of the Dynamic Characteristics of a Glass-FRP Suspension Footbridge; 5.1 Introduction; 5.2 Bridge Description; 5.3 Ambient Vibration Testing; 5.4 Modal Parameter Identification; 5.4.1 Peak-Picking Method; 5.4.2 Stochastic Subspace Identification; 5.5 Conclusions; References; 6 Vibration-Based Occupant Detection Using a Multiple-Model Approach
6.1 Introduction6.2 Methodology; 6.2.1 Human Detection; 6.2.2 Error-Domain Model Falsification; 6.3 Test Setup; 6.4 Results; 6.5 Discussion; References; 7 Vibration Assessment and Control in Technical FacilitiesUsing an Integrated Multidisciplinary Approach; 7.1 Introduction; 7.2 Structural Vibration; 7.3 Criteria; 7.4 Vibration Survey; 7.5 Computational Methods; 7.6 Mitigation; 7.7 Summary; References; 8 Iterative Pole-Zero Model Updating Using Multiple Frequency Response Functions; 8.1 Introduction; 8.2 IPZ Model Updating Using Multiple FRFs; 8.3 Case Study: 2D Pinned-Sliding Beam
2 Long-Term Performance of Specialized Fluid Dampers Under Continuous Vibration on a Pedestrian Bridge2.1 Introduction; 2.2 Specialized Damper Design [1]; 2.3 Intermediate Inspection After 7 Years in Service; 2.4 Principal Inspection and Testing After 11 Years in Service; 2.5 Conclusions; Reference; 3 Analysis of Variation Rate of Displacement to Temperature of Service Stage Cable-Stayed Bridge Using Temperatures and Displacement Data; 3.1 Introduction; 3.2 The Subject Bridge and Data Collection Method; 3.2.1 Subject Bridge; 3.2.2 Data Collection Method
3.2.3 The Analysis of Expansion per Unit Temperature3.3 The Analysis; 3.4 Conclusion; References; 4 Triple Friction Pendulum: Does It Improve the Isolation Performance?; 4.1 Introduction; 4.2 Friction Pendulums Under Consideration; 4.2.1 Triple Friction Pendulum; 4.2.2 Double Friction Pendulum; 4.3 Assessment Criterion; 4.4 Modelling; 4.4.1 Approach; 4.4.2 Coupled Nonlinear Equations of Motion; 4.5 Isolation Performance of Mock-Up Triple Friction Pendulum; 4.6 Isolation Performance of Optimized Triple Friction Pendulum; 4.6.1 PGAs of Optimization; 4.6.2 Isolation Time Period
4.6.3 Articulated Slider Assembly of Triple FP4.6.4 Restrainers 1 and 4; 4.6.5 Optimization Parameters; 4.6.6 Optimization Results; 4.6.7 Isolation Performance of Optimized Triple FP; 4.7 Summary; References; 5 Experimental Investigation of the Dynamic Characteristics of a Glass-FRP Suspension Footbridge; 5.1 Introduction; 5.2 Bridge Description; 5.3 Ambient Vibration Testing; 5.4 Modal Parameter Identification; 5.4.1 Peak-Picking Method; 5.4.2 Stochastic Subspace Identification; 5.5 Conclusions; References; 6 Vibration-Based Occupant Detection Using a Multiple-Model Approach
6.1 Introduction6.2 Methodology; 6.2.1 Human Detection; 6.2.2 Error-Domain Model Falsification; 6.3 Test Setup; 6.4 Results; 6.5 Discussion; References; 7 Vibration Assessment and Control in Technical FacilitiesUsing an Integrated Multidisciplinary Approach; 7.1 Introduction; 7.2 Structural Vibration; 7.3 Criteria; 7.4 Vibration Survey; 7.5 Computational Methods; 7.6 Mitigation; 7.7 Summary; References; 8 Iterative Pole-Zero Model Updating Using Multiple Frequency Response Functions; 8.1 Introduction; 8.2 IPZ Model Updating Using Multiple FRFs; 8.3 Case Study: 2D Pinned-Sliding Beam