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RISConceptual Design and Performance Analysis of SOFC/Micro Gas Turbine Hybrid Distributed Energy System
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A numerical model has been developed for the performance analysis of solid oxide fuel cell (SOFC)/micro gas turbine (MGT) hybrid systems with prereforming of natural gas, in which a quasi twodimensional model has been built ...
Numerical Study of the Damped Oscillation of Liquid Column in U Tube With Particle Method
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The damped oscillation process of the liquid column in a Utube is simulated and studied using the moving particle semiimplicit (MPS) method. The oscillation process is well reproduced and the effect of liquid properties ...
Computer 3D Vision-Aided Full-3D Optimization of a Centrifugal Impeller
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A computer three-dimensional (3D) vision-aided performance prediction framework for turbomachinery is established in this paper, to improve the accuracy and generalization ability of the artificial neural network (ANN) ...
Simulation of a Centrifugal Pump Based on a Lagrangian Particle Solver
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A three-dimensional full-scale centrifugal pump is simulated using the moving particle semi-implicit (MPS) method. The generic smoothed wall (GSW) boundary is used and extended to three dimensions to address complicated ...
Multidisciplinary Optimization of a Mixed-Flow Impeller With 140 Parameters and Its Shapley Additive Explanations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In recent years, we have made several improvements to the geometric parameterization method, the surrogate model method, and the sampling method, with the goal of making the traditional surrogate model-based optimization ...
Adaptive Batch Sampling Strategy for the Hundreds-Dimensional Aerodynamic Optimization of the Centrifugal Impeller
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In recent years, in order to achieve higher performance, the number of design variables used in the aerodynamic optimization of turbomachinery (based on surrogate models) has increased significantly. However, the increase ...
Numerical Study on Unsteady Flow of a Supersonic Partial Admission Impulse Turbine
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Partial admission is an essential method to ensure the effective operation of turbines in various operating conditions. The transition section of partial admission turbines is pivotal in governing the unsteadiness and ...
Numerical Study on Unsteady Flow of a Supersonic Partial Admission Impulse Turbine
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Partial admission is an essential method to ensure the effective operation of turbines in various operating conditions. The transition section of partial admission turbines is pivotal in governing the unsteadiness and ...
Experimental and Numerical Investigation of Deep Surge in a Centrifugal Compressor With Vaned Diffuser and Piping System
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Abstract. Deep surge is a violent flow instability that affects the flow field throughout the entire compression system, potentially leading to performance deterioration and mechanical failures in compressors. A deeper ...
Improved Eigenspace Perturbation Framework for RANS Structural Uncertainty Quantification in Transonic Compressor Flows
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Abstract. Computational fluid dynamics (CFD) simulations based on the Reynolds-averaged Navier–Stokes (RANS) equations are essential for aerodynamic analysis and compressor design. However, structural uncertainties arising ...