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Identification of Railway Ballasted Track Systems from Dynamic Responses of In-Service Trains
Publisher: American Society of Civil Engineers
Abstract: Railway track is one of the most important parts of the railway system, and monitoring its condition is essential to ensure the safety of trains and reduce maintenance cost. An adaptive regularization approach is adopted ...
Reducing Geometrical, Physical, and Chemical Constraints in Surface Integrity of High-Performance Stainless Steel Components by Surface Modification
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: High-performance manufacturing is difficult to perform using conventional materials removal processes since a surface integrity demand for high-performance components is strongly restricted by intrinsic interactions between ...
Design for Manufacturing of Cemented Carbide Coated Components Toward High Wear and Impact Resistance Performance
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Wear- yet impact-resistant demand is a big challenge for coated components under heavy-load service condition. To solve this high-performance manufacturing problem, a new strategy of design for manufacturing (DFM) with ...
Nonlinear Wear Response of WC Ni Cemented Carbides Irradiated by High Intensity Pulsed Ion Beam
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Surface hardening on WCNi cemented carbides was achieved by highintensity pulsed ion beam (HIPIB) irradiation, with formation of a binderless, densified, and “hilly†remelted top layer of a few خ¼m in depth and a shock ...
Solution to Inverse Problem of Manufacturing by Surface Modification With Controllable Surface Integrity Correlated to Performance: A Case Study of Thermally Sprayed Coatings for Wear Performance
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Inverse problem of manufacturing is studied under a framework of high performance manufacturing of components with functional surface layer, where controllable generation of surface integrity is emphasized due to its pivotal ...
Analysis of Dispersion Characteristics of an Infinite Cylindrical Shell Submerged in Viscous Fluids Considering Hydrostatic Pressure
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In previous investigations of the vibroacoustic characteristics of a submerged cylindrical shell in a flow field, the fluid viscosity was usually ignored. In this paper, the effect of fluid viscosity on the vibrational ...
Prediction of Far-Field Sound Pressure of a Semisubmerged Cylindrical Shell With Low-Frequency Excitation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A sound–structure interaction model is established to study the vibroacoustic characteristics of a semisubmerged cylindrical shell using the wave propagation approach (WPA). The fluid free surface effect is taken into ...
Material-Oriented Regularization Toward Solving Manufacturing Inverse Problem in Ion Beam Microprocessing
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A material-oriented regularization (MOR) methodology is developed to solve manufacturing inverse problem of estimating the manufacture input process parameters for a required output performance, demonstrated by ion beam ...