Journal of Computational and Nonlinear Dynamics: Recent submissions
Now showing items 1421-1440 of 1786
-
Study and Analysis of Anti Vibratory Passive and Active Methods Applied to Complex Mechanical System
(The American Society of Mechanical Engineers (ASME), 2012)This paper studies problematic of a mechanical system composed of different coupled parts submitted to a high speed shock and proposes analysis of anti vibratory passive and active methods based ... -
Towards a Generic Vehicle Model
(The American Society of Mechanical Engineers (ASME), 2012)Real-time control often requires process models that can be solved adequately fast on prescribed control hardware. One class of applications is model predictive control, which can be considered ... -
Foot Placement and Balance in 3D
(The American Society of Mechanical Engineers (ASME), 2012)Humans use carefully chosen step locations to restore their balance during locomotion and in response to perturbations. Understanding the relationship between foot placement and balance restoration ... -
Denavit-Hartenberg Parameterization of Euler Angles
(The American Society of Mechanical Engineers (ASME), 2012)Euler angles describe rotations of a rigid body in three-dimensional Cartesian space, as can be obtained by, say, a spherical joint. The rotation carried out by a spherical joint can also be ... -
Transformation of Arbitrary Elastic Mode Shapes Into Pseudo-Free-Surface and Rigid Body Modes for Multibody Dynamic Systems
(The American Society of Mechanical Engineers (ASME), 2012)In multibody dynamics, the flexibility effects of each body are captured by using a linear combination of elastic mode shapes. If a co-rotational and co-translating frame of reference is used ... -
Robust Finite-Time Stabilization of Fractional-Order Chaotic Systems based on Fractional Lyapunov Stability Theory
(The American Society of Mechanical Engineers (ASME), 2012)This paper concerns the problem of stabilization of uncertain fractional-order chaotic systems in finite time. On the basis of fractional Lyapunov stability theory, a robust finite-time fractional ... -
Modeling and Analysis of an Optically-Actuated, Bistable MEMS Device
(The American Society of Mechanical Engineers (ASME), 2012)Bistable microsystems have drawn considerable interest from the MEMS/NEMS research community not only due to their broad applicability in commercial applications, such as switching, but also because ... -
Nonlinear Vibrations and Chaos in Floating Roofs
(The American Society of Mechanical Engineers (ASME), 2012)Variational principle is used to derive the nonlinear response of the floating roof of cylindrical liquid storage tanks due to harmonic base excitations. The formulation accounts for nonlinearity ... -
A Numerical Scheme for a Class of Parametric Problem of Fractional Variational Calculus
(The American Society of Mechanical Engineers (ASME), 2012)Fractional derivatives (FDs) or derivatives of arbitrary order have been used in many applications, and it is envisioned that in the future they will appear in many functional minimization ... -
Amplitude Independent Frequency Synchroniser for a Cubic Planar Polynomial System
(The American Society of Mechanical Engineers (ASME), 2012)The problem of local linearizability of the planar linear center perturbed by cubic non- linearities in all generalities on the system parameters (14 parameters) is far from being solved. The ... -
Pull-In Retarding in Nonlinear Nanoelectromechanical Resonators Under Superharmonic Excitation
(The American Society of Mechanical Engineers (ASME), 2012)In order to compensate for the loss of performance when scaling resonant sensors down to NEMS, a complete analytical model, including all main sources of nonlinearities, is presented as a ... -
A New Approach to Analytical Solution of Cantilever Beam Vibration With Nonlinear Boundary Condition
(The American Society of Mechanical Engineers (ASME), 2012)This paper presents the application of novel and reliable exact equivalent function (EF) for deadzone nonlinearity in an analytical investigation of nonlinear differential equations. A highly ... -
Solutions of Delayed Partial Differential Equations With Space-Time Varying Coefficients
(The American Society of Mechanical Engineers (ASME), 2012)A constructive algorithm using Chebyshev spectral collocation is proposed for computing trustworthy approximate solutions of linear and weakly nonlinear delayed partial differential equations or ... -
A New Closure Strategy for Proper Orthogonal Decomposition Reduced-Order Models
(The American Society of Mechanical Engineers (ASME), 2012)Proper orthogonal decomposition (POD) is one of the most significant reduced-order modeling (ROM) techniques in fluid mechanics. However, the application of POD based reduced-order models (POD-ROMs) ... -
A Nonlinear Noise Reduction Approach to Vibration Analysis for Bearing Health Diagnosis
(The American Society of Mechanical Engineers (ASME), 2012)This paper presents a local geometric projection (LGP)-based noise reduction technique for vibration signal analysis in rolling bearings. LGP is a nonlinear filtering technique that reconstructs ... -
Efficient Solution of Maggi’s Equations
(The American Society of Mechanical Engineers (ASME), 2012)According to a recent paper (Laulusa and Bauchau, 2008, “Review of Classical Approaches for Constraint Enforcement in Multibody Systems,” ASME J. Comput. Nonlinear Dyn., 3 (1), 011004), Maggi’s ... -
Analytical Predication of Complex Motion of a Ball in a Periodically Shaken Horizontal Impact Pair
(The American Society of Mechanical Engineers (ASME), 2012)In this paper, complex motions of a ball in the horizontal impact pair with a periodic excitation are studied analytically using the theory of discontinuous dynamical system. Analytical conditions ... -
On Sources of Error in Finite Element Simulations of Blast Effects in the Human Brain
(The American Society of Mechanical Engineers (ASME), 2012)Recent military conflicts in Iraq and Afghanistan have resulted in an increase in the number of blast related traumatic brain injuries (blast-TBI). It is assumed that the primary mechanism for ... -
The Impulsive Action Integral for Rigid-Body Mechanical Systems With Impacts
(The American Society of Mechanical Engineers (ASME), 2012)There is a missing link in analytical mechanics which shows that general impactive processes are obtained by extremizing some sort of action integral for which momentum and energy are not ... -
Study of Small Scale Effects on the Nonlinear Vibration Response of Functionally Graded Timoshenko Microbeams Based on the Strain Gradient Theory
(The American Society of Mechanical Engineers (ASME), 2012)In the current study, the nonlinear free vibration behavior of microbeams made of functionally graded materials (FGMs) is investigated based on the strain gradient elasticity theory and von ...