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RISWheel∕Rail Two-Point Contact Geometry With Back-of-Flange Contact
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this investigation, a numerical procedure that can be used for the analysis of a wheel and rail contact geometry is developed using the constraint contact formulation. The locations of ...
On the Contact Search Algorithms for Wheel/Rail Contact Problems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this investigation, contact search algorithms for the analysis of wheel/rail contact problems are discussed, and the on-line and off-line hybrid contact search method is developed for multibody ...
Numerical Procedure for Dynamic Simulation of Two-Point Wheel/Rail Contact and Flange Climb Derailment of Railroad Vehicles
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this investigation, a numerical procedure for wheel/rail contact problems in the analysis of curve negotiation of railroad vehicles is developed using constraint/elastic contact approach. In ...
Application of Plasticity Theory and Absolute Nodal Coordinate Formulation to Flexible Multibody System Dynamics
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The objective of this investigation is to develop a nonlinear finite element formulation for the elastic-plastic analysis of flexible multibody systems. The Lagrangian plasticity theory based on ...
Gradient Deficient Curved Beam Element Using the Absolute Nodal Coordinate Formulation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this investigation, a gradient deficient beam element of the absolute nodal coordinate formulation is generalized to a curved beam for the analysis of multibody systems, and the performance ...
Modeling and Experimental Methods for Dynamic Analysis of the Spaghetti Problem
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The nonlinear dynamics of a very flexible body with time-variant length encompasses several industrial applications such as high-speed automatic coiling machines and copy machines. Among others, ...
Analysis of Wheel/Rail Contact Geometry on Railroad Turnout Using Longitudinal Interpolation of Rail Profiles
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this investigation, a numerical procedure that can be used for the analysis of wheel/rail two-point contact geometries in turnout sections is developed. In turnout section, the tongue rail ...
Dynamics of Independently Rotating Wheel System in the Analysis of Multibody Railroad Vehicles
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this investigation, dynamic characteristics of independently rotating wheel systems are discussed. To this end, a multibody independently rotating wheelset (IRW) model is developed using the ...
Coupled Deformation Modes in the Large Deformation Finite-Element Analysis: Problem Definition
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In the classical formulations of beam problems, the beam cross section is assumed to remain rigid when the beam deforms. In Euler–Bernoulli beam theory, the rigid cross section remains perpendicular ...
Erratum: “Coupled Deformation Modes in the Large Deformation Finite Element Analysis: Problem Definition” [Journal of Computational and Nonlinear Dynamics, 2007, 2, pp. 146–154]
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Figures 8–13 in Ref. 1 contain results of the simulation of a very flexible pendulum. The results presented in this paper are obtained using 4 elements. While convergence is achieved in the ...