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RISModel-Based Reliability Analysis With Both Model Uncertainty and Parameter Uncertainty
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Model-based reliability analysis may not be practically useful if reliability estimation contains uncontrollable errors. This paper addresses potential reliability estimation errors from model bias together with model ...
Calibration and Validation Framework for Selective Laser Melting Process Based on Multi-Fidelity Models and Limited Experiment Data
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: There are significant quality and reliability problems for components/products made by additive manufacturing (AM) due to various reasons. Selective laser melting (SLM) process is one of the popular AM techniques and it ...
Systematical Collision Avoidance Reliability Analysis and Characterization of Reliable System Operation for Autonomous Navigation Using the Dynamic Window Approach
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Dynamic window approach (DWA) is one of the most widely used algorithms for local path planning and autonomous navigation. Although many successful examples have been shown under various operation conditions, to the authors' ...
Advancing Vehicle Trajectory Prediction: A Probabilistic Approach Using Combined Sequential Models
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper addresses the critical need to quantify vehicle trajectory uncertainty in autonomous driving under environmental variability. We focus on predicting the posterior distribution of vehicle trajectories over a fixed ...
Performance Assessment and Optimization of a Thermophotovoltaic Converter–Thermoelectric Generator Combined System
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: To evaluate the feasibility of the performance enhancement of a thermophotovoltaic (TPV) converter by using a thermoelectric generator (TEG), a new model of a combined system is established, where the TEG is attached on ...
Bias-Learning-Based Model Predictive Controller Design for Reliable Path Tracking of Autonomous Vehicles Under Model and Environmental Uncertainty
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Path tracking error control is an essential functionality in the development of autonomous vehicles to follow a planned trajectory. Significant path tracking errors could lead to a collision or even out of the control of ...
Study on Surface Adhesive Wear and Wear Life of Double Involute Gears Under Mixed Elastohydrodynamic Lubrication
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: To slow down the surface wear process of double involute gears (DIG), the surface adhesive wear model and wear life prediction model are established according to its meshing characteristics, combined with the modified ...
State-of-Charge Uncertainty of Lithium-Ion Battery Packs Considering the Cell-to-Cell Variability
Publisher: American Society of Mechanical Engineers (ASME)
Abstract: 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 ...
Part-Scale Finite Element Modeling of the Selective Laser Melting Process With Layer-Wise Adaptive Remeshing for Thermal History and Porosity Prediction
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Predicting the part thermal history during the selective laser melting (SLM) process is critical to understand the influence of the process parameters to the part quality. Existing finite element based thermal analysis is ...
Large-Amplitude Vibration Analysis of 3D Braided Composite Cylindrical Shells in an Elastic Medium
Publisher: American Society of Civil Engineers
Abstract: Large-amplitude vibration analysis for a three-dimensional (3D) braided composite cylindrical shell of finite length subjected to static or periodic axial forces has been presented. Based on a new micro-macro-mechanical ...