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Nonlinear Dynamic Analysis of a Parametrically Excited Cold Rolling Mill
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this work, a four high cold rolling mill is modeled as a springmassdamper system considering horizontally and vertically applied timedependent forces due to the interaction between the strip and the working rolls. The ...
Approximate End Effector Tracking Control of Flexible Multibody Systems Using Singular Perturbations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In many cases, the design of a tracking controller can be significantly simplified by the use of a 2degrees of freedom (DOF) control structure, including a feedforward control (i.e., the inversion of the nominal system ...
Aspects of Symbolic Formulations in Flexible Multibody Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The symbolic modeling of flexible multibody systems is a challenging task. This is especially the case for complexshaped elastic bodies, which are described by a numerical model, e.g., an FEM model. The kinematic and dynamic ...
Parametric Flexible Multibody Model for Material Removal During Turning
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This work presents a flexible multibody system model for the inside turning of thinwalled cylinders. The model accounts for the varying input and output behavior of the workpiece due to workpiece rotation and tool feed, ...
Dynamic Analysis of Cold-Rolling Process Using the Finite-Element Method
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this work, the finite-element method (FEM) is used to develop the governing equation of motion of the working roll of a four-high rolling mill and to study its vibration due to different process parameters. The working ...
A Comprehensive Fuzzy Uncertainty Analysis of a Controlled Nonlinear System With Unstable Internal Dynamics
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Fuzzy uncertainty analyses disclose a deeper insight and provide a better understanding of complex systems with highly interdependent parameters. In contrast to probability theory, fuzzy arithmetic is concerned with epistemic ...