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Influences of generic payload and constraint force on modal analysis and dynamic responses of flexible manipulator
Pravesh Kumar,Barun Pratiher +1 more
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This article presents the dynamic modeling and nonlinear analysis of two-link flexible manipulator with generic payload whose center of gravity is different than the point of attachment with the generic payload.Abstract:
This article presents the dynamic modeling and nonlinear analysis of two-link flexible manipulator with generic payload whose center of gravity is different than the point of attachment with the liread more
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Determination of modes of vibration for accurate modelling of the flexibility effects on dynamics of a two link flexible manipulator
Natraj Mishra,S. Singh +1 more
TL;DR: In this article , the effect of flexibility on the dynamics of a two-link planar manipulator having two revolute joints is investigated and a mathematical model validated through experiments is obtained.
Journal ArticleDOI
Blind-Kriging based natural frequency modeling of industrial Robot
TL;DR: In this paper, a blind-Kriging-based natural frequency prediction of the industrial robot is proposed, utilizing the Latin Hypercube Sampling (LHS) technique, and a reliable dataset with 120 samples is generated for surrogate models based on the FEM.
Journal ArticleDOI
Elastodynamic analysis of multibody systems and parametric mass matrix derivation
TL;DR: One important aspect of the dynamic performance evaluation of a parallel manipulator is the elastodynamic analysis which calls for the calculation of the stiffness and mass matrices.
Journal ArticleDOI
A Saturation-Based Method for Primary Resonance Control of Flexible Manipulator
TL;DR: In this paper , a nonlinear saturation-based control method was proposed to suppress the primary resonance of a flexible manipulator considering complicated rigid-flexible coupling and modal coupling.
References
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Journal ArticleDOI
Nonlinear vibrations and frequency response analysis of a cantilever beam under periodically varying magnetic field
TL;DR: In this paper, the nonlinear vibration of a cantilever beam with tip mass subjected to periodically varying axial load and magnetic field has been studied and the temporal equation of motion of the system containing linear and nonlinear parametric excitation terms along with nonlinear damping, geometric and inertial types of nonlinear terms has been derived and solved using method of multiple scales.
Journal ArticleDOI
Dynamic modeling and extended bifurcation analysis of flexible-link manipulator
TL;DR: The outcomes indicate that when there is no offset, the decrease in damping results in chaotic generalized modal coordinates, and as the excitation frequency decreases, a limiting amplitude is created at 0.35 before which the behavior of generalized rigid and modal coordinate is different, while this behavior has more similarity after this point.
Journal ArticleDOI
Multi-Field Coupled Dynamics for a Micro Beam
Lizhong Xu,Qing Yang +1 more
TL;DR: In this article, a multi-field coupled dynamics equation for a micro beam is proposed and the natural frequencies and amplitude-frequency relationship of the micro beam in the coupled fields are investigated.
Journal ArticleDOI
A systematic method of dynamics for flexible robot manipulators
Chang-Jin Li,T. S. Sankar +1 more
TL;DR: A systematic method to derive dynamic equations of motion for flexible robot manipulators is developed by using the Lagrangian assumed modes method, which is computationally, more simple, systematic, and efficient.
Journal ArticleDOI
On the foreshortening effects of a rotating flexible beam using different modeling methods
Jean-Claude Piedbœuf,Brian Moore +1 more
TL;DR: McPhee as discussed by the authors presented six methods of modeling a flexible beam rotating in the vertical plane, including Hamilton's principle, Lagrange's equations for quasi-coordinates, and Newton-Euler equations.
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Modal analysis and dynamic responses of a rotating Cartesian manipulator with generic payload and asymmetric load
Pravesh Kumar,Barun Pratiher +1 more