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Sliding Base Structures : Analysis and Design.

Bibliographic Details
Main Author: Hu, Hong-Song.
Format: eBook
Language:English
Published: Singapore : Springer, 2023.
Edition:1st ed.
Subjects:
Electronic books.
Online Access:Click to View
Table of Contents:
  • Intro
  • Preface
  • Contents
  • 1 Introduction
  • 1.1 Fundamentals of Sliding Base (SB) Structures
  • 1.2 Practical Implementations of SB Structures
  • 1.3 Review of Analytical Studies on SB Structures
  • 1.3.1 Studies on 2DOF SB Systems Subjected to Harmonic Ground Motions
  • 1.3.2 Studies on SB Structures Under Earthquake Excitation
  • 2 Responses of 2DOF Sliding Base Systems Under Harmonic Ground Motions
  • 2.1 Equations of Motion
  • 2.2 Typical Response Histories
  • 2.3 Occurrence Conditions of the Three Types of Periodic Responses
  • 2.3.1 Boundaries Between the Stick-Stick and Stick-Sliding Cases
  • 2.3.2 Boundaries Between the Stick-Sliding and Sliding-Sliding Cases
  • 2.4 Parametric Study for the Maximum Responses
  • 2.4.1 Maximum Pseudo Acceleration of the Top Mass
  • 2.4.2 Amplitude of the Sliding Displacement
  • 2.5 Theoretical Solutions for the Responses of the Sliding-Sliding Case
  • 2.5.1 Solutions for the Maximum Pseudo Acceleration
  • 2.5.2 Interpretation of the Solutions for the Maximum Pseudo Acceleration
  • 2.5.3 Solutions for the Sliding Displacement Amplitude
  • 2.6 Conclusions
  • 3 Response Histories of Sliding Base Structures Under Earthquake Excitation
  • 3.1 Equations of Motion
  • 3.2 Numerical Computation Methods
  • 3.3 Response Histories Under Earthquake Excitation
  • 4 Peak Superstructure Responses of Single-Story Sliding Base Structures Under Earthquake Excitation
  • 4.1 Critical Parameters and Their Ranges
  • 4.2 Earthquake Ground Motions Considered
  • 4.3 Normalized Ground Motion Intensity for the Initiation of Sliding
  • 4.4 Parametric Study for the Maximum Superstructure Response
  • 4.4.1 Comparison of the Response in Two Orthogonal Directions
  • 4.4.2 Effect of the Vertical Earthquake Component
  • 4.4.3 Effect of the Natural Period of the Superstructure.
  • 4.4.4 Effect of the Difference Between the Static and Dynamic Friction Coefficients
  • 4.4.5 Effects of the Earthquake Magnitude and Source-to-Site Distance
  • 4.4.6 Effect of Near-Fault Pulses
  • 4.4.7 Statistical Results for Each Site Class
  • 4.5 Simplified Equations for Estimating the Maximum Superstructure Response
  • 4.6 Conclusions
  • 5 Equivalent Lateral Forces for Design of Multistory Sliding Base Structures
  • 5.1 Model Descriptions
  • 5.2 Peak Base Shear
  • 5.3 Equivalent Lateral Force Distribution
  • 5.3.1 Parametric Study
  • 5.3.2 Simplified Equations
  • 5.4 Conclusions
  • 6 Peak Sliding Displacements of Sliding Base Structures Under Earthquake Excitation
  • 6.1 Selection of Ground Motion Intensity Measure
  • 6.2 Critical Parameters and Their Ranges
  • 6.3 Parametric Study for the Normalized Peak Sliding Displacements
  • 6.3.1 Comparison of the Responses in the Two Orthogonal Directions
  • 6.3.2 Probability Distribution of the Normalized PSD at a Given Level of Normalized Ground Motion Intensity
  • 6.3.3 Effect of the Vertical Ground Motion Component
  • 6.3.4 Effects of the Superstructure Natural Period and Mass Ratio
  • 6.3.5 Effect of Near-Fault Pulses
  • 6.4 Fragility Curves
  • 6.5 Conclusions
  • References.

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