ASCE-ASME Journal of Risk and Uncertainty in Engineering Systems, Part B: Mechanical Engineering: Recent submissions
Now showing items 281-300 of 421
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Effect of Prestress on Bridge–Vehicle Interactions
(The American Society of Mechanical Engineers (ASME), 2018)Prestress applied on bridges affects the dynamic interaction between bridges and vehicles traveling over them. In this paper, the prestressed bridge is modeled as a beam subjected to eccentric prestress force at the two ... -
Geometric Error Modeling and Sensitivity Analysis of Single-Axis Assembly in Three-Axis Vertical Machine Center Based on Jacobian-Torsor Model
(The American Society of Mechanical Engineers (ASME), 2018)The influence of component errors on the final error is a key point of error modeling of computer numerical control (CNC) machine tool. Nevertheless, the mechanism by which the errors in mechanical parts accumulate to ... -
Effects of Loading Conditions and Skull Fracture on Load Transfer to Head
(The American Society of Mechanical Engineers (ASME), 2018)This study focuses on the effect of skull fracture on the load transfer to the head for low-velocity frontal impact of the head against a rigid wall or being impacted by a heavy projectile. The skull was modeled as a ... -
Development of Probabilistic Risk Assessment Methodology Against Volcanic Eruption for Sodium-Cooled Fast Reactors
(The American Society of Mechanical Engineers (ASME), 2018)The objective of this paper is to develop a probabilistic risk assessment (PRA) methodology against volcanic eruption for decay heat removal function of sodium-cooled fast reactors (SFRs). In the volcanic PRA methodology ... -
Bayesian Annealed Sequential Importance Sampling: An Unbiased Version of Transitional Markov Chain Monte Carlo
(The American Society of Mechanical Engineers (ASME), 2018)The transitional Markov chain Monte Carlo (TMCMC) is one of the efficient algorithms for performing Markov chain Monte Carlo (MCMC) in the context of Bayesian uncertainty quantification in parallel computing architectures. ... -
Special Issue on Uncertainty Quantification in Multiscale System Design and Simulation
(The American Society of Mechanical Engineers (ASME), 2018) -
Resilience Quantification for Probabilistic Design of Cyber-Physical System Networks
(The American Society of Mechanical Engineers (ASME), 2018)Cyber-physical systems (CPS) are the physical systems of which individual components have functional identities in both physical and cyber spaces. Given the vastly diversified CPS components in dynamically evolving networks, ... -
Stochastic Bifurcations of a Nonlinear Acousto-Elastic System
(The American Society of Mechanical Engineers (ASME), 2018)The nonlinear stochastic behavior of a nonconservative acousto-elastic system is in focus in the present work. The deterministic acousto-elastic system consists of a spinning disk in a compressible fluid filled enclosure. ... -
Propagation of Input Uncertainty in Presence of Model-Form Uncertainty: A Multifidelity Approach for Computational Fluid Dynamics Applications
(The American Society of Mechanical Engineers (ASME), 2018)Proper quantification and propagation of uncertainties in computational simulations are of critical importance. This issue is especially challenging for computational fluid dynamics (CFD) applications. A particular obstacle ... -
Optimal Experimental Design Using a Consistent Bayesian Approach
(The American Society of Mechanical Engineers (ASME), 2018)We consider the utilization of a computational model to guide the optimal acquisition of experimental data to inform the stochastic description of model input parameters. Our formulation is based on the recently developed ... -
An Approach to Uncertainty Identification in the Valuation of Transactive Energy Systems
(The American Society of Mechanical Engineers (ASME), 2018)Valuation of transactive energy (TE) systems should be supported by a structured and systematic approach to uncertainty identification, assessment, and treatment in the interest of risk-informed decision making. The proposed ... -
Quantifying Parameter Sensitivity and Uncertainty for Interatomic Potential Design: Application to Saturated Hydrocarbons
(The American Society of Mechanical Engineers (ASME), 2018)The research objective herein is to understand the relationships between the interatomic potential parameters and properties used in the training and validation of potentials, specifically using a recently developed modified ... -
An Efficient First-Principles Saddle Point Searching Method Based on Distributed Kriging Metamodels
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Reliability and Risk Controlled by the Simultaneous Presence of Random Events on a Time Interval
(The American Society of Mechanical Engineers (ASME), 2018)The paper treats the important problem related to risk controlled by the simultaneous presence of critical events, randomly appearing on a time interval and shows that the expected time fraction of simultaneously present ... -
Comparative Analysis on Traumatic Brain Injury Risk Due to Primary and Secondary Impacts in a Pedestrian Sideswipe Accident
(The American Society of Mechanical Engineers (ASME), 2018)A series of pedestrian sideswipe impacts were computationally reconstructed; a fast-walking pedestrian was collided laterally with the side of a moving vehicle at 25 km/h or 40 km/h, which resulted in rotating the pedestrian's ... -
Wrench Uncertainty Quantification and Reconfiguration Analysis in Loosely Interconnected Cooperative Systems
(The American Society of Mechanical Engineers (ASME), 2018)Loosely interconnected cooperative systems such as cable robots are particularly susceptible to uncertainty. Such uncertainty is exacerbated by addition of the base mobility to realize reconfigurability within the system. ... -
Reliability Modeling for Gear Door Lock System With Dependent Failures Based on Copula
(The American Society of Mechanical Engineers (ASME), 2018)The gear door lock system (GDLS) is a hydraulic and mechatronic system with high degree of complexity and uncertainty, making the performance assessment of the system especially intractable. We develop copula models to ... -
Stochastic Fatigue Crack Growth Analysis for Space System Reliability
(The American Society of Mechanical Engineers (ASME), 2018)In this study, stochastic analysis is aimed for space structures (satellite in low earth orbit, made of aluminum 2024-T3), with the focus on fatigue failure. Primarily, the deterministic fatigue simulation is conducted ... -
Simple Effective Conservative Treatment of Uncertainty From Sparse Samples of Random Variables and Functions
(The American Society of Mechanical Engineers (ASME), 2018)This paper examines the variability of predicted responses when multiple stress–strain curves (reflecting variability from replicate material tests) are propagated through a finite element model of a ductile steel can being ... -
Propagation of Parametric Uncertainties in a Nonlinear Aeroelastic System Using an Improved Adaptive Sparse Grid Quadrature Routine
(The American Society of Mechanical Engineers (ASME), 2018)A novel uncertainty quantification routine in the genre of adaptive sparse grid stochastic collocation (SC) has been proposed in this study to investigate the propagation of parametric uncertainties in a stall flutter ...