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A New Framework for Efficient Sequential Sampling-Based RBDO Using Space Mapping
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In engineering applications of sampling-based reliability-based design optimization (RBDO), the Monte Carlo simulation (MCS) using a surrogate model of the performance function is mainly used for the probability of failure ...
A Study on Computational Efficiency Improvement of Novel SORM Using the Convolution Integration
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper proposes to apply the convolution integral method to the novel second-order reliability method (SORM) to further improve its computational efficiency. The novel SORM showed better accuracy in estimating the ...
Nonidealized Surface to Through Wall Crack Transition Model for Axial Cracks in Cylinders
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Recent studies have shown that a subcritical surface crack, due to primary water stress corrosion cracking (PWSCC), can transition to a throughwall crack (TWC) with significant differences between the inner diameter (ID) ...
Surface to Through-Wall Crack Transition Model for Circumferential Cracks in Pipes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, finite element (FE) analyses were performed to update and also extend the applicable ranges of the existing KI and crack-opening displacement (COD) solutions for nonidealized through-wall cracks (TWCs). Then, ...
Multifunctional Three-Dimensional Curvilinear Self-Folding of Glassy Polymers
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The selective light absorption of prestretched thermoplastic polymeric films enables wireless photothermal shape morphing from two-dimensional Euclidean geometry of films to three-dimensional (3D) curvilinear architectures. ...