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Modeling of Cyclic Ratchetting Plasticity, Part II: Comparison of Model Simulations With Experiments
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The material constants of the new plasticity model proposed in the first part of the paper can be divided into two independent groups. The first group, c(i) and r(i) (i = 1, 2, ..., M), ...
Modeling of Cyclic Ratchetting Plasticity, Part I: Development of Constitutive Relations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The existing plasticity models recognize that ratchetting direction strongly depends on the loading path, the stress amplitude, and the mean stresses, but their predictions deviate from experiments ...
Modeling the Rolling of Ribbed Strip by a 3D Rigid Viscoplastic FEM
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Friction at the interfaces between two rolls and a strip being plastically deformed by the rolls is an important consideration in both theory and practice of metal forming. In this paper, a ...
Mathematical Model of Gas Bubble Evolution in a Straight Tube
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Deep sea divers suffer from decompression sickness (DCS) when their rate of ascent to the surface is too rapid. When the ambient pressure drops, inert gas bubbles may form in blood vessels ...
Five‐Spring Element for Biaxially Bent R/C Columns
Publisher: American Society of Civil Engineers
Abstract: The cyclic behavior of reinforced concrete columns subjected to biaxial bending was determined using a hysteretic element consisting of five axial springs. Four composite springs and one concrete spring are used. Their ...
Demonstration and Validation of a 3D CFD Simulation Tool Predicting Pump Performance and Cavitation for Industrial Applications
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Due to complexities in geometry and physics, computational fluid dynamics (CFD) pump simulation has historically been very challenging and time consuming, especially for cases with cavitation. ...
Thermal Stress Analysis/Life Prediction of Concentrating Photovoltaic Module
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Aiming at understanding the structural integrity of two representative concentrating photovoltaic (CPV) module configurations, finite element thermal stress analysis is carried out in this investigation. ...