Journal of Computational and Nonlinear Dynamics: Recent submissions
Now showing items 1181-1200 of 1786
-
Fast and Robust Full Quadrature Triangular Elements for Thin Plates/Shells With Large Deformations and Large Rotations
(The American Society of Mechanical Engineers (ASME), 2015)A new formulation for plates/shells with large deformations and large rotations is derived from the principles of continuum mechanics and calculated using the absolute nodal coordinate formulation (ANCF) techniques. A class ... -
A Total Lagrangian ANCF Liquid Sloshing Approach for Multibody System Applications
(The American Society of Mechanical Engineers (ASME), 2015)The objective of this investigation is to develop a total Lagrangian nonincremental liquid sloshing solution procedure based on the finite element (FE) absolute nodal coordinate formulation (ANCF). The proposed liquid ... -
Shimmy of an Aircraft Main Landing Gear With Geometric Coupling and Mechanical Freeplay
(The American Society of Mechanical Engineers (ASME), 2015)The selfsustained oscillation of aircraft landing gear is an inherently nonlinear and dynamically complex phenomenon. Although such oscillations are ultimately driven from the interaction between the tires and the ground, ... -
Observe Based Projective Synchronization of Chaotic Complex Modified Van Der Pol Duffing Oscillator With Application to Secure Communication
(The American Society of Mechanical Engineers (ASME), 2015)This paper addresses the projective synchronization (PS) of the complex modified Van der PolDuffing (MVDPD for short) chaotic oscillator by using the nonlinear observer control and also discusses its applications to secure ... -
On the Stability of Fractional Order Systems of Neutral Type
(The American Society of Mechanical Engineers (ASME), 2015)The aim of this study is to offer a new analytical method for the stability testing of neutral type linear timeinvariant (LTI) timedelayed fractionalorder systems with commensurate orders and multiple commensurate delays. ... -
Continuum Mechanics Based Bilinear Shear Deformable Shell Element Using Absolute Nodal Coordinate Formulation
(The American Society of Mechanical Engineers (ASME), 2015)In this investigation, a continuum mechanics based bilinear shear deformable shell element is developed using the absolute nodal coordinate formulation (ANCF) for the large deformation analysis of multibody shell structures. ... -
Explicit and Implicit Cosimulation Methods: Stability and Convergence Analysis for Different Solver Coupling Approaches
(The American Society of Mechanical Engineers (ASME), 2015)The numerical stability and the convergence behavior of cosimulation methods are analyzed in this manuscript. We investigate explicit and implicit coupling schemes with different approximation orders and discuss three ... -
Nonlinear Response of a Microbeam Under Combined Direct and Fringing Field Excitation
(The American Society of Mechanical Engineers (ASME), 2015)Microelectromechanical system (MEMS) and Nanoelectromechanical system (NEMS) are mostly actuated by direct forcing due to electrostatic excitation. In general, the electrostatic forcing consists of two main components, the ... -
A Nonlinear Leg Damping Model for the Prediction of Running Forces and Stability
(The American Society of Mechanical Engineers (ASME), 2015)Despite the neuromechanical complexity underlying animal locomotion, the steadystate centerofmass motions and ground reaction forces of animal running can be predicted by simple springmass models such as the canonical ... -
Exponentially Accurate Rayleigh–Ritz Method for Fractional Variational Problems
(The American Society of Mechanical Engineers (ASME), 2015)A high accurate Rayleigh–Ritz method is developed for solving fractional variational problems (FVPs). The Jacobi polyfractonomials proposed by Zayernouri and Karniadakis (2013, “Fractional Sturm–Liouville EigenProblems: ... -
Inconsistent Stability of Newmark's Method in Structural Dynamics Applications
(The American Society of Mechanical Engineers (ASME), 2015)The stability of numerical time integrators, and of the physical systems to which they are applied, are normally studied independently. This conceals a very interesting phenomenon, here termed inconsistent stability, wherein ... -
Synchronization of Unknown Uncertain Chaotic Systems Via Adaptive Control Method
(The American Society of Mechanical Engineers (ASME), 2015)In this paper, an adaptive control scheme is offered to synchronize two different uncertain chaotic systems. It is assumed that the whole dynamics of both master and slave chaotic systems and their bounds are unknown and ... -
Motion Planning for an Underactuated Planar Robot in a Viscous Environment
(The American Society of Mechanical Engineers (ASME), 2015)In this paper, we solve the motion planning problem for a class of underactuated multibodied planar mechanical systems. These systems interact with the environment via viscous frictional forces. The motion planning problem ... -
An Angular Momentum and Energy Conserving Lie Group Integration Scheme for Rigid Body Rotational Dynamics Originating From Stأ¶rmer–Verlet Algorithm
(The American Society of Mechanical Engineers (ASME), 2015)The paper presents two novel second order conservative Liegroup geometric methods for integration of rigid body rotational dynamics. First proposed algorithm is a fully explicit scheme that exactly conserves spatial angular ... -
Experimental Validation of a Volumetric Planetary Rover Wheel/Soil Interaction Model
(The American Society of Mechanical Engineers (ASME), 2015)For the multibody simulation of planetary rover operations, a wheel–soil contact model is necessary to represent the forces and moments between the tire and the soft soil. A novel nonlinear contact modeling approach based ... -
Numerical Analysis of Transient Wave Propagation in Nonlinear One Dimensional Waveguides by Using the Spectral Finite Element Method
(The American Society of Mechanical Engineers (ASME), 2015)In this paper, transient wave propagation in nonlinear onedimensional (1D) waveguides is studied. A complete nonlinear (CN) 1D model accounting for both axial and transverse displacements is developed and geometric and ... -
Stochastic Model for Aerodynamic Force Dynamics on Wind Turbine Blades in Unsteady Wind Inflow
(The American Society of Mechanical Engineers (ASME), 2015)The paper presents a stochastic approach to estimate the aerodynamic forces with local dynamics on wind turbine blades in unsteady wind inflow. This is done by integrating a stochastic model of lift and drag dynamics for ... -
Reduced Order Modeling of Torque on a Vertical Axis Wind Turbine at Varying Tip Speed Ratios
(The American Society of Mechanical Engineers (ASME), 2015)Verticalaxis wind turbine (VAWT) has received significant attention due to its application in urban environment. Torque produced by VAWT determines its efficiency and power output. In this paper, we develop a reducedorder ... -
Electromagnetomechanical Coupled Vibration Analysis of a Direct Drive Off Shore Wind Turbine Generator
(The American Society of Mechanical Engineers (ASME), 2015)In large directdrive offshore wind turbine generators one challenge is to engineer the system to function securely with an air gap length of about a thousandth of the outer rotor diameter. Compared to the large diameter ... -
Identification of Fractional Model by Least Squares Method and Instrumental Variable
(The American Society of Mechanical Engineers (ASME), 2015)This paper deals with fractional model identification using leastsquares (LS) method and instrumental variable (IV) in a noisy output context. A new identification method, which extends LS techniques to fractional system ...