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Dynamics of Mechanical Systems and the Generalized Free-Body Diagram—Part I: General Formulation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, we generalize the idea of the free-body diagram for analytical mechanics for representations of mechanical systems in configuration space. The configuration space is characterized ...
Dynamics of Mechanical Systems and the Generalized Free-Body Diagram—Part II: Imposition of Constraints
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this part of the work we present some applications of the formulation developed in Part I (, 2008, “ Dynamics of Mechanical Systems and the Generalized Free-Body Diagram—Part I: General ...
A Penalty Formulation for Dynamics Analysis of Redundant Mechanical Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Redundancy in the constraining of mechanical systems achieves more stability and larger load capacity for the system, while in actuation it provides better robustness against singularities and ...
Parameter Analysis and Normalization for the Dynamics and Design of Multibody Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, we introduce a novel concept for parametric studies in multibody dynamics. This includes a technique to perform a natural normalization of the dynamics in terms of inertial ...
Development of a New Model for the Varying Dynamics of Flexible Pocket-Structures During Machining
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Many of the aerospace components are characterized by having pocket-shaped thin-walled structures. During milling, the varying dynamics of the workpiece due to the change of thickness affects the ...
A New Analytical Formulation for the Dynamics of Multipocket Thin-Walled Structures Considering the Fixture Constraints
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Milling of thin-walled aerospace structures is a critical and challenging process. Available models for the prediction of the effect of the fixture on the dynamic response of flexible workpieces ...
An Eigenvalue Problem for the Analysis of Variable Topology Mechanical Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Mechanical systems with time-varying topology appear frequently in natural or human-made artificial systems. The nature of topology transitions is a key characteristic in the functioning of such ...
Energy Analysis and Decoupling in Three-Dimensional Impacts of Multibody Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper discusses an exact decomposition of the kinetic energy to determine the energy content that influences the dynamics of unilateral contacts in multibody systems. This decomposition ...
Dynamics Modeling and Analysis of Thin-Walled Aerospace Structures for Fixture Design in Multiaxis Milling
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Milling of thin-walled aerospace structures is a critical process due to the high flexibility of the workpiece. Current practices in the fixture design and the choice of cutting parameters rely ...
Generalization of the Energetic Coefficient of Restitution for Contacts in Multibody Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper introduces a new interpretation of the energetic coefficient of restitution, especially applicable to contact involving multibody systems. This interpretation generalizes the concept of ...