文摘
英文文摘
声明
Chapter 1 Introduction and Literature Review
1.1 Introduction
1.2 Structural Control Systems
Active Control System
Passive Control System
Hybrid Control System
Semi-Active Control System
Structural Health Monitoring System
1.3 Tuned Liquid Damper
1.4 Literature Review
1.5 TLD Applications
Applications in Ships and Offshore Structures
Applications in Buildings
1.6 Objective and Works of the Present Thesis
Chapter 2 Theoretical Analysis of Free Water Sloshing in Tuned Liquid Damper
2.1 Introduction
2.2 Linear Shallow Water Wave Theory
2.3 Natural Frequency of Liquid Motion in Tank with Flat Bottom
2.4 Damping and Wave Height in Tank with Flat Bottom
2.5 Natural Frequency of Liquid Motion in Tank with Sloped Bottom
2.6 Sloped Shape Bottom Influence on Particles Lifting
2.7 Summary
Chapter 3 TLD Water Sloshing Investigation
3.1 Introduction
3.2 Experimental Facilities
3.2.1 Shake Table Ⅱ
3.2.2 Hydrodynamic Pressure Sensor
3.2.3 High-Speed Motion Camera
3.2.4 Tanks
3.3 Test Cases and Experimental Set-up
3.3.1 Test Cases
3.3.2 Experimental Set-up
3.4 Test Results
3.4.1 Natural Frequency of TLD
3.4.2 Frequency sweep results
3.5 Influence of Tank Width and Particles Motion on TLD Frequency
3.6 Summary
Chapter 4 Seismic Effectiveness of a Mass-Variable TLD System for Structural Response Control
4.1 Introduction
4.2 Experimental Facilities and Procedure
4.2.1 Shaking Table
4.2.2 Structure Model
4.2.3 Tuned Liquid Damper
4.2.4 Measurement Systems
4.3 Identification of Structural Frequency and Damping
4.4 TLD-Structure Test Set-up
4.4.1 Earthquake Inputs
4.4.2 Test Cases
4.5 Experimental Results and Analysis
4.5.1 Structural Response Analysis
4.5.2 Frequency Tuning of the TLD System
4.5.3 Effectiveness of Mass-Variable TLD System
4.5.4 Robustness of the TLD System
4.5.5 Structure Strain Response Reduction
4.5.6 Structural Response Reduction for Two Earthquakes Levels
4.6 Summary
Chapter 5 Conclusions
Acknowledgemems
Bibliography
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