Journal ArticleDOI
Influences of generic payload and constraint force on modal analysis and dynamic responses of flexible manipulator
Pravesh Kumar,Barun Pratiher +1 more
TLDR
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
Citations
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Journal ArticleDOI
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 dynamics of an axially moving Timoshenko beam with an internal resonance
Mergen H. Ghayesh,Marco Amabili +1 more
TL;DR: In this article, the authors investigated the nonlinear forced dynamics of an axially moving Timoshenko beam, taking into account rotary inertia and shear deformation, the equations of motion are obtained through use of constitutive relations and Hamilton's principle.
Journal ArticleDOI
Nonlinear resonant response of imperfect extensible Timoshenko microbeams
Hamed Farokhi,Mergen H. Ghayesh +1 more
TL;DR: In this paper, the authors investigated the nonlinear size-dependent dynamics of an imperfect Timoshenko microbeam, taking into account extensibility, and derived nonlinear equations of motion for the longitudinal, transverse, and rotational motions via Hamilton's energy method.
Journal ArticleDOI
Experimental study on active vibration control for a kind of two-link flexible manipulator
TL;DR: Experimental investigations on active vibration control of a two-link flexible manipulator (TLFM) utilizing a generalized minimum variance self-tuning control (GMVSTC) and Takagi-Sugeno model based fuzzy neural network control (TS-FNN) schemes demonstrate that the designed controller can damp out both the large and the small amplitude vibration more quickly than that the traditional linear PD controller.
Journal ArticleDOI
Dynamic modeling of nonholonomic wheeled mobile manipulators with elastic joints using recursive gibbs appell formulation
TL;DR: In this article, a serial manipulator with elastic joints and an autonomous wheeled mobile platform are modeled by using Gibbs-Appell (G-A) formulation in recursive form to avoid computing the Lagrange multipliers associated with nonholonomic constraints.
Journal ArticleDOI
Subcritical parametric dynamics of microbeams
TL;DR: In this article, the authors analyzed the size-dependent nonlinear parametric dynamics of microbeams, where the source of parametric excitation is a time-dependent longitudinal excitation load.
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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