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Impact-Fragility Analysis of Bridges under Vehicle Collision with Soil–Structure Interaction Effects
Publisher: ASCE
Abstract: Vehicle collision is an important reason for failing urban or highway bridges. However, few works have focused on the probability of damage to a bridge under such extreme loads. In this work, an impact-fragility analysis ...
Bayesian Operational Modal Analysis with Interactive Optimization for Model Updating of Large-Size UHV Transmission Towers
Publisher: ASCE
Abstract: Up to date, few studies on the dynamic characteristics analysis and model updating of large-size ultrahigh-voltage (UHV) transmission towers with long cross arms have been conducted due to the lack of onsite measurement ...
Influence of Elements in Steel With Anode Plasma Electrolytic Boriding on Hardness Gradient and Tribological Properties
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The influence of elements in steel on anode plasma electrolytic boriding has been studied. The modified layers and surfaces on steel samples were analyzed by a scanning electron microscope, an X-ray diffractometer, a surface ...
Rapid Bayesian Hamiltonian Monte Carlo Method for Operational Modal Analysis: Theory, Verification, and Application
Publisher: American Society of Civil Engineers
Abstract: A rapid Bayesian Hamiltonian Monte Carlo (HMC) method for operational modal analysis (OMA) is proposed. This novel approach assumes a conservative system, treating parameter identification as sampling along the gradient ...
Inverse Design and Application of Curved Surface with Specified Wall Mach Number Distribution
Publisher: American Society of Civil Engineers
Abstract: The flow compression process design is critical for enhancing the efficiency and overall performance of hypersonic airbreathing propulsion. Many studies have sought to solve the challenging problems that inlet design ...