Seismic Design with Supplemental Energy Dissipation Devices

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Seismic Design with Supplemental Energy Dissipation Devices
by Robert D Hanson and TSU T Soong

The purpose of this monograph is to impart basic concepts of the supplemental energy dissipation technology to design engineers, architects, and buildings officials so they can understand its benefits and limitations in structural applications.


Authors: Robert D Hanson
University of Michigan, Ann Arbor, Michigan

TSU T Soong
State University of New York at Buffalo & Multidisciplinary Centre for Earthquake Engineering Research, Buffalo, New York


Contents

Message from EERI President
Message from NICEE
Foreward
Preface
Acknowledgments
Chapter 1: Introduction
Energy Dissipation Devices
Effect of Viscous Damping on Dynamic Response
Damper-Added Structure versus Traditional Structure
Design and Analysis


Chapter 2: Characterization and Applicability of Dampers
Metallic Yielding and Friction Devices
VE Solid Devices
Viscous Fluid Devices
Summary of Equivalent Damping and Stiffness
Applicability


Chapter 3: Analysis of Damper- Added Structures
Nonlinear Structure/Nonlinear Damper (NS/ND) Procedure
Nonlinear Structure/Linearized Damper (NS/LD) Procedure
Linear Structure/Nonlinear Damper (LS/ND) Procedure
Linear Structure/Linearized Damper (LS/LD) Procedure


Chapter 4: Damper Design for Structural Applications
General Considerations
Design Procedure
Design Examples
Application Examples


References
Appendix A: Nonproportional Damping Eigenvalue Solution
SDOF—Undamped System
SDOF—Viscous Damped System
MDOF—Undamped System
MDOF—Proportionally Damped System
MDOF—Nonproportionally Damped System


Appendix B: Code Development
Background
Appendix 13 for FEMA 368