ASCE-ASME Journal of Risk and Uncertainty in Engineering Systems, Part B: Mechanical Engineering: Recent submissions
Now showing items 241-260 of 421
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A Functional Protection Method for Availability and Cost Risk Management of Complex Research Facilities
(American Society of Mechanical Engineers (ASME), 2019)While the area of functional safety for industry has evolved over the years by developing well-renowned standards and methods proven in use, such standards are not present in the field of equipment protection for complex ... -
Effect of Nanocomposite Microstructure on Stochastic Elastic Properties: An Finite Element Analysis Study
(American Society of Mechanical Engineers (ASME), 2019)This paper addresses the effect of microstructure uncertainties on elastic properties of nanocomposites using finite element analysis (FEA) simulations. Computer-simulated microstructures were generated to reflect the ... -
The Effect of Material and Geometrical Uncertainty on the Homogenized Properties of Graphene Sheet-Reinforced Composites
(American Society of Mechanical Engineers (ASME), 2019)This paper focuses on the computational homogenization of graphene sheet-reinforced composites with randomly dispersed inclusions and uncertainty in the constituent materials. Material uncertainty of the matrix and of the ... -
Stochastic Finite Element Method Elasto-Plastic Analysis of the Necking Bar With Material Microdefects
(American Society of Mechanical Engineers (ASME), 2019)The main aim of this work is to study a significance of structural microdefects and their uncertainty in structural steel on its elastoplastic large deformations subjected to tensile test with the use of the generalized ... -
Simulations of Non-Gaussian Property Fields Based on the Apparent Properties of Statistical Volume Elements
(American Society of Mechanical Engineers (ASME), 2019)The properties of composite materials with random microstructures are often defined by homogenizing the properties of a representative volume element (RVE). This results in the effective properties of an equivalent homogeneous ... -
A Local Sensitivity-Based Multiscale Stochastic Stress Analysis of a Unidirectional Fiber-Reinforced Composite Material Considering Random Location Variation of Multifibers
(American Society of Mechanical Engineers (ASME), 2019)This paper describes an efficient computational method for estimating the probabilistic properties of the maximum microscopic stresses in a unidirectional fiber-reinforced composite material against microscopic random ... -
Stochastic Elastic Property Evaluation With Stochastic Homogenization Analysis of a Resin Structure Made Using the Fused Deposition Modeling Method
(American Society of Mechanical Engineers (ASME), 2019)This paper describes the stochastic elastic property evaluation of a resin structure, which is made using the fused deposition modeling (FDM) method, through experimental and numerical tests. The FDM method is an additive ... -
Special Section: Risk, Reliability, and Uncertainty Quantification in Automotive Applications
(American Society of Mechanical Engineers (ASME), 2019) -
Online Diagnostics of Mechanical and Electrical Faults in Induction Motor Using Multiclass Support Vector Machine Algorithms Based on Frequency Domain Vibration and Current Signals
(American Society of Mechanical Engineers (ASME), 2019)This paper demonstrates the development of a flexible fault diagnosis methodology that can detect up to ten different faults in the induction motor (IM), simultaneously. The major IM electrical faults, such as the broken ... -
Reliability Analysis of an Axial Compressor Based on One-Dimensional Flow Modeling and Survival Signature
(American Society of Mechanical Engineers (ASME), 2019)This paper presents a procedure for the reliability analysis of a multistage axial compressor regarding blade-specific roughness effects, based on the survival signature approach. As a result, a time-dependent evolution ... -
Collision-Avoidance Reliability Analysis of Automated Vehicle Based on Adaptive Surrogate Modeling
(American Society of Mechanical Engineers (ASME), 2019)This paper presents a reliability analysis method for automated vehicles equipped with adaptive cruise control (ACC) and autonomous emergency braking (AEB) systems to avoid collision with an obstacle in front of the vehicle. ... -
A Partial Safety Factor Method for System Reliability Prediction With Outsourced Components
(American Society of Mechanical Engineers (ASME), 2019)System reliability is usually predicted with the assumption that all component states are independent. This assumption may not accurate for systems with outsourced components since their states are strongly dependent and ... -
Time-Dependent Reliability-Based Robust Design Optimization Using Evolutionary Algorithm
(American Society of Mechanical Engineers (ASME), 2019)Due to the uncertain and dynamic parameters from design, manufacturing, and working conditions, many engineering structures usually show uncertain and dynamic properties. During the product design and development stages, ... -
Uncertainty Quantification of Complement Sensitivity Indices in Dynamic Computer Models
(American Society of Mechanical Engineers (ASME), 2019)This paper addresses the sensitivity analysis of time-dependent computer models. Often, in practice, we partition the inputs into a subset of inputs relevant to the application studied, and a complement subset of nuisance ... -
Numerical Estimation of Expected Number of Failures for Repairable Systems Using a Generalized Renewal Process Model
(American Society of Mechanical Engineers (ASME), 2019)The reliability of repairable systems is important for many engineering applications such as warranty forecasting, maintenance strategies, and durability, among others. A generalized renewal process (GRP) approach, considering ... -
A Clustering-Based Framework for Performance Degradation Prediction of Slewing Bearing Using Multiple Physical Signals
(American Society of Mechanical Engineers (ASME), 2019)Diagnosing the failure or predicting the performance state of low-speed and heavy-load slewing bearings is a practical and effective method to reduce unexpected stoppage or optimize the maintenances. Many literatures focus ... -
State-of-Charge Uncertainty of Lithium-Ion Battery Packs Considering the Cell-to-Cell Variability
(American Society of Mechanical Engineers (ASME), 2019)Accurate state-of-charge (SOC) estimation of lithium-ion battery packs is technically challenging because of the cell-to-cell variability due to the manufacturing tolerance. In addition, there is no unanimous definition ... -
Control Variate Multifidelity Estimators for the Variance and Sensitivity Analysis of Mesostructure–Structure Systems
(American Society of Mechanical Engineers (ASME), 2019)Variance and sensitivity analysis are challenging tasks when the evaluation of system performances incurs a high-computational cost. To resolve this issue, this paper investigates several multifidelity statistical estimators ... -
A Sequential Approach for Robust Multidisciplinary Design Optimization Under Mixed Interval and Probabilistic Uncertainties
(American Society of Mechanical Engineers (ASME), 2019)Uncertainties cannot be ignored in the design process of complex multidisciplinary systems. Robust multidisciplinary design optimization methods (RMDOs) can treat uncertainties as specified probabilistic distributions when ... -
Traffic Accident Reconstruction Based on Occupant Trajectories and Trace Identification
(American Society of Mechanical Engineers (ASME), 2019)Momentum-based method and multibody method are often used in accident reconstructions. In this paper, a method that combines momentum-based method and multibody method is presented to analyze a real-world accident with ...