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Linking Nonlinear System Identification with Nonlinear Dynamic Simulation under OpenSees: Some Justifications and Implementations
Publisher: American Society of Civil Engineers
Abstract: This study seeks to bridge the gap between nonlinear system identification and nonlinear dynamic finite-element analysis. Motivated by the needs in earthquake simulation, it is first investigated under which conditions and ...
Deterministic Excitation Forces for Simulation and Identification of Nonlinear Hysteretic SDOF Systems
Publisher: American Society of Civil Engineers
Abstract: This paper investigates how to design deterministic excitation forces in studying nonlinear single-degree-of-freedom systems, especially those with rate and path dependency and strength and stiffness degradation. One ...
Development of an Axial Load Capacity Equation for Doubly Symmetric Built-Up Cold-Formed Sections
Publisher: American Society of Civil Engineers
Abstract: This work aims to develop an axial load capacity equation for doubly symmetric built-up cold-formed sections with a sufficient number of intermediate, symmetrical connections. A numerical parametric study involving a total ...