Experimental Vibration Analysis for Civil Structures : Testing, Sensing, Monitoring, and Control / edited by Jian Zhang, Zhishen Wu and Mohammad Noori.

Format:

Book

Contributor:

Zhang, Jian (Structural engineer), editor.

Wu, Zhishen (Structural engineer), editor.

Noori, Mohammad, editor.

Series:

Taylor and Francis series in resilience and sustainability in civil, mechanical, aerospace and manufacturing engineering systems

Language:

English

Subjects (All):

Vibration--Testing.

Vibration.

Physical Description:

1 online resource (611 pages).

Edition:

First edition.

Place of Publication:

Boca Raton, FL : CRC Press, 2021.

Summary:

"Resilience of civil infrastructure systems : developments in testing, sensing, monitoring, and control covers a wide range of topics in the areas of vibration testing, instrumentation, and analysis of civil engineering and critical infrastructure. It explains how recent research, development, and applications in experimental vibration analysis of civil engineering structures have progressed significantly due to advancements in the fields of sensor and testing technologies, instrumentation, data acquisition systems, computer technology, computational modeling and simulation of large and complex civil infrastructure systems. The book also examines how cutting-edge artificial intelligence and data analytics can be applied to infrastructure systems. Features : Explains how recent technological developments have resulted in addressing the challenge of designing more resilient infrastructure, examines numerous research studies conducted by leading scholars in the field of infrastructure systems and civil engineering, presents the most emergent fields of civil engineering design, such as data analytics and AI for the analysis and performance assessment of infrastructure systems and their resilience, emphasizes the importance of an interdisciplinary approach to develop the modeling, analysis, and experimental tools for designing more resilient and intelligent infrastructure. Appropriate for practicing engineers and upper-level students, Resilience of civil infrastructure systems : developments in testing, sensing, monitoring, and control serves as a strategic roadmap for further research in the field of vibration testing and instrumentation of infrastructure systems"-- Provided by publisher.

Contents:

Cover

Half Title

Series Page

Title Page

Copyright Page

Table of Contents

Preface

Editors

Contributors

Chapter 1 Wavelet-Based Damage-Sensitive Features Extraction

1.1 Introduction

1.2 Data Preprocessing

1.2.1 Feature Detection and Extraction

1.2.2 Statistical Model Formulation

1.2.3 Scale Selection

1.2.4 Feature Damage Index Identification Based Wavelet

1.3 Numerical Simulation and Results: Discussion

1.4 Conclusions

References

Chapter 2 Deep Learning for Automated Damage Detection: A Novel Algorithm in CNN Family for Faster and Accurate Damage Identification

2.1 Introduction

2.2 Deep Learning Based Approaches for Image Classification and Object Detection

2.2.1 Deep Learning for Image Classification

2.3 Methodology

2.4 Conclusions

Acknowledgements

Chapter 3 Seismic Protection of Cultural Relics Using Three-Dimensional Base-Isolation System

3.1 Introduction

3.2 Input Ground Motions

3.3 Finite Element Models

3.4 Response History Analyses

3.4.1 Overturn

3.4.2 Sliding

3.5 Conclusions

Acknowledgment

Chapter 4 Combined Actuator-Shake Table Test with Optimized Input Energy

4.1 Introduction

4.2 Equations of Motion of the Experimental SDF Model

4.3 The Testing Power

4.4 Procedures for Dividing the Ground Motion between the Shake Table and Actuators

4.4.1 Dividing in Time Domain

4.4.2 Dividing in Frequency Domain

4.4.3 Dynamic Optimization

4.5 Extending to Multi Degree of Freedom (MDF) Models

4.6 Numerical Calculations

4.7 Conclusions

Chapter 5 Design Spectra for Structures Subjected to Passing Underground Trains

5.1 Introduction

5.2 Specifications of the Trains

5.2.1 The Selected Trains

5.2.2 The Suspension System.

5.2.2.1 Dynamical Model of the Secondary Suspension System

5.2.2.2 Dynamical Model of the Main Suspension System

5.3 The Loading Pattern

5.4 The 3D Model of the Soil-Tunnel System

5.4.1 Modeling of the Components

5.4.2 The Output

5.5 The Calculated Spectra

5.5.1 Introduction

5.5.2 The Numerical Results

5.6 Conclusions

Chapter 6 Frequency-Domain Fast Maximum Likelihood Estimation of Complex Modes

6.1 Introduction

6.2 Problem Formulation

6.2.1 The Deterministic Model

6.2.2 The Probabilistic Model

6.3 ML Estimation

6.4 EM Algorithm

6.5 Field Test

6.6 Conclusion

Chapter 7 A Full Version of Vision-Based Structural Identification

7.1 Introduction

7.2 Methodology

7.2.1 Vision-Based Structural Input Estimation

7.2.2 Vision-Based Structural Output Estimation

7.2.3 Extract UIL from Structural Input and Output

7.3 Experimental Verification

7.3.1 Experimental Setup

7.3.2 Result Analysis

7.4 Conclusions

Chapter 8 Damage Recognition of Wood Beam Based on Curvature Modal Technology

8.1 Introduction

8.2 Feasibility Analysis of Curvature Modal Based Wood Beam Damage Identification

8.2.1 Feasibility Analysis Process

8.2.2 Finite Element Analysis Model

8.2.3 Analysis of the Relationship between Curvature Mode and Damage Degree of Wooden Beam Model with Different Damage Degrees at a Single Site

8.2.4 Analysis of the Relationship between the Curvature Mode and the Damage Location of the Wooden Beam Model at Different Damage Locations

8.3 Theoretical Derivation of Damage Degree of Wooden Beams Based on Curvature Mode

8.3.1 Basic Assumptions

8.3.2 Expression of Lateral Displacement of Beam Free Vibration under Different Supporting Conditions.

8.3.2.1 Displacement Equation for Free Vibration of a Simple Supported Beam

8.3.2.2 Displacement Equation for Free Vibration of the Fixed Support Beam

8.3.3 The Expression Derivation of Damage Degree of a Wooden Beam under Different Supporting Conditions

8.3.4 Verification of Finite Element Example

8.4 Modal Test and Data Analysis

8.4.1 Test Overview

8.4.1.1 Modal Test Equipment

8.4.1.2 Preparation of Test Specimen

8.4.2 Test Preparation and Test Design

8.4.2.1 Test Specimen Support Method and Measuring Point Arrangement

8.4.2.2 Selection of Excitation Pattern

8.4.3 Test Results and Data Processing

8.4.3.1 Analysis of Curvature Modal of Specimen

8.4.3.2 Verification of Damage Degree Determination Formula

8.5 Conclusions

Chapter 9 Validation of Proposed SHM Model Based on Inverse Dynamic Approach with Limited Noisy Dynamic Responses by Experimental Study

9.1 Introduction

9.1.1 Theoretical Formulation

9.1.2 Experimental Example

9.2 Conclusions

Chapter 10 Grouting Compactness Assessment in Post-Tensioning Tendon Ducts Using Piezoceramic Transducers and Wavelet Packet Analysis

10.1 Introduction

10.2 Methodology

10.2.1 Piezoelectric Effect and SA Transducers

10.2.2 Wavelet Packet-Based Analysis

10.2.3 Detection Principle

10.3 Experimental Equipment and Procedures

10.3.1 Experimental Equipment

10.3.2 Experimental Procedure

10.4 Experimental Results and Analysis

10.4.1 Time-Domain Analysis

10.4.2 Wavelet Packet-Based Energy Analysis

10.5 Conclusion and Perspective

Chapter 11 The Analysis of the Temperature Effect on Frequencies of a Footbridge

11.1 Introduction

11.2 Quantitative Analysis of the Effect of Temperature on Frequency

11.2.1 Elastic Modulus

11.2.2 Boundary Condition

11.2.3 Axial Force.

11.3 The Continuous Dynamic Monitoring System in a Footbridge

11.4 The Analysis of the Effect of Temperature on Frequency in a Footbridge

11.5 Conclusion

Chapter 12 Numerical Simulation of Precast Concrete Structure with Cast-In-Situ Monolithic Joint

12.1 Introduction

12.2 Research Object

12.3 Numerical Simulation of an Interface Model of Post-Pouring Zone of Precast Members

12.3.1 Mechanisms of Interface Stress in Post-Pouring Zone of Prefabricated Components

12.3.2 Interface Model of Post-Pouring Zone of Prefabricated Components

12.4 Finite Element Simulation

12.4.1 Material Constitution

12.4.2 Establishment of Finite Element Model

12.5 Analysis of Model Results

12.5.1 Simulation Method of Stiffness Reduction

12.5.2 Simulation Method of Strength Change

12.5.3 Test Verification

12.6 Conclusion

Chapter 13 Simulation Analysis of a Bridge with a Nonlinear Tuned Mass Damper Using Incremental Harmonic Balance Method

13.1 General Instructions

13.2 Modeling of the Nonlinear TMD Bridge Under Periodic Moving Forces

13.3 Application of IHBM to Analyze the Equations of Motion

13.4 Investigation of Parameter Influence on Dynamic Characteristics

13.5 Conclusion

Chapter 14 Analysis on the Internal Explosion Effects of Single-Layer Spherical Reticulated Shell

14.1 Introduction

14.2 Numerical Model

14.2.1 Finite Element Model

14.2.2 Material Model

14.3 Internal Explosion Effects

14.3.1 Loading Effects of Internal Explosion

14.3.2 Internal Explosion Responses

14.4 Discussions

14.4.1 Space Height Coefficient

14.4.2 Wall No Openings

14.4.3 Wall Openings

14.5 Conclusions

Acknowledgments

Chapter 15 Damage Features from Direct Modal Strain Measurements

15.1 Introduction

15.2 Prestressed Concrete Beam.

15.2.1 Test Structure

15.2.2 Progressive Damage Test

15.2.3 Dynamic Test Setup

15.3 Strain-Based Modal Analysis

15.3.1 Influence of Damage versus Temperature on Natural Frequencies

15.3.2 Influence of Damage versus Temperature on Strain Mode Shapes

15.4 Long-Term Monitoring of the 30th Span of the Arbre Viaduct

15.5 Conclusions

Chapter 16 Displacement Estimation by Multi-Rate Data Fusion of Strain and Acceleration Data

16.1 Introduction

16.2 Strain-Derived Displacement Formula

16.3 Displacement Estimation Using Kalman Filtering

16.3.1 State-Space Model

16.3.2 Recursive Filtering Algorithm

16.4 Simulation on a Supertall Structure

16.5 Field Test on a Supertall Structure

16.6 Conclusions

16.7 Funding

Chapter 17 Concrete Crack Image Recognition Based on DBSCAN and KPCA

17.1 Introduction

17.2 IPTs Used for Concrete Cracks Detection

17.3 Methodology

17.3.1 Grayscale Processing

17.3.2 Edge Detection

17.3.3 Image Segmentation

17.3.4 Crack Monitor

17.4 Testing Images

17.5 Conclusions

Chapter 18 Pedestrian Induced Vibration of Slab

18.1 Introduction

18.2 Governing Equation

18.3 Conclusions

Chapter 19 Piezoelectric Admittance-Based Damage Detection via Data Compression and Reconstruction

19.1 Introduction

19.2 Main Theories

19.2.1 Piezoelectric Ceramic Technique

19.2.2 Compressed Sensing Theory

19.2.3 Orthogonal Matching Pursuit

19.3 Validation of the Approach Using Monitoring Data from an Experimental Simply-Supported Beam

19.3.1 Description of the Simply-Supported Beam Experiment

19.3.2 Admittance Data Reconstruction Using OMP Algorithm

19.3.3 Data Compression Effects

19.3.4 Influence of Sparsity Level on Reconstruction Accuracy.

19.3.5 Damage Evaluation Using RMSD.

Notes:

Includes index.

Description based on print version record.

ISBN:

1-00-309056-7

1-003-09056-7

1-000-17865-X

1-000-17869-2

9781003090564

OCLC:

1157565316