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RISSeismic Analysis of Concentrically Braced Frame Systems with Self-Centering Friction Damping Braces
Publisher: American Society of Civil Engineers
Abstract: This paper presents a special type of bracing element termed self-centering friction damping brace (SFDB) for use in seismic-resistant concentrically braced frame (CBF) systems. The SFDB is a passive energy dissipation ...
Wavelet-Based Vibration Sensor Data Compression Technique for Civil Infrastructure Condition Monitoring
Publisher: American Society of Civil Engineers
Abstract: Civil infrastructure condition monitoring generates large volumes of sensor data. Huge data size impedes fast and reliable distribution of sensor data, especially for wireless sensor networks. Vibration sensor data plays ...
Seismic Response Control of Building Structures with Superelastic Shape Memory Alloy Wire Dampers
Publisher: American Society of Civil Engineers
Abstract: This paper presents a simulation-based benchmark control study in which shape memory alloy (SMA) wire dampers are utilized to control the seismic response of a three-story nonlinear steel frame building. The SMA wire damper ...
Linear Predictor-Based Lossless Compression of Vibration Sensor Data: Systems Approach
Publisher: American Society of Civil Engineers
Abstract: This paper presents a novel systems approach to compressing sensor network data. Unlike previous data compression methods, the proposed lossless linear predictor-based sensor data compression method utilizes structural ...
Shock Wave Propagation and Spallation Study in Laser Shock Peening
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper deals with the spallation induced by shock wave propagation in targets during the laser shock peening process. Physical aspects concerning laser-matter interaction, shock wave propagation, ...
Introducing Smart Structures Technology into Civil Engineering Curriculum: Education Development at Lehigh University
Publisher: American Society of Civil Engineers
Abstract: Most of today’s civil engineering students are unaware of the potential use of smart structures technology in the design, construction, and maintenance of civil infrastructure systems. This paper presents recent education ...
Active Interaction Control of Tall Buildings Subjected to Near-Field Ground Motions
Publisher: American Society of Civil Engineers
Abstract: Near-field earthquake ground motions may contain distinctive coherent velocity pulses. Strong ground motions with such large velocity pulses can be damaging to structures located within the near-field region. A class of ...
Hybrid Simulation Testbed for Experimental Validation and Characterization of NDE and Sensor Technology
Publisher: American Society of Civil Engineers
Abstract: An increasing number of online structural health monitoring systems have been implemented on bridges, which are often comprised of a variety of local sensing and nondestructive evaluation (NDE) devices. However, before any ...
Protecting Base-Isolated Structures from Near-Field Ground Motion by Tuned Interaction Damper
Publisher: American Society of Civil Engineers
Abstract: This paper deals with the combined use of a low-damping base-isolation system and a semiactive control system referred to as a tuned interaction damper (TI damper). The TI damper generates friction-type forces (rigid-plastic ...
Parametric Study on Single Shot and Overlapping Laser Shock Peening on Various Metals via Modeling and Experiments
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Laser shock peening (LSP) under water confinement regime involves several complicated physical phenomena. Among these phenomena, the interaction between laser and coating material during LSP is ...