Results 51 to 60 of about 31,179 (258)

Automated Computation of Autonomous Spectral Submanifolds for Nonlinear Modal Analysis

open access: yes, 2018
We discuss an automated computational methodology for computing two-dimensional spectral submanifolds (SSMs) in autonomous nonlinear mechanical systems of arbitrary degrees of freedom.
Haller, George   +2 more
core   +1 more source

Forced oscillations of Timoshenko beams [PDF]

open access: yesQuarterly of Applied Mathematics, 1985
Authors purport to study the oscillatory properties of the solutions of the Thimoshenko beam equation, but make no attempt to give physical meaning to the results, or show how they can be used.
Kusano, Takaŝi, Yoshida, Norio
openaire   +2 more sources

From Origami to Bistable and Laminate Structures: A Review for Multifunctional Applications from Structural Perspective of Shape‐Changing Structures

open access: yesAdvanced Intelligent Systems, EarlyView.
This review explores how shape‐changing structures—origami, bistable, and laminate structures—enable multifunctionality in soft robotics and metamaterials. Starting from structural design, it examines core principles, real‐world applications, and ongoing challenges.
Lingchen Kong, Yaoyao Fiona Zhao
wiley   +1 more source

Least-squares Smoothed Shape Functions for Constructing Field-Consistent Timoshenko Beam Elements

open access: yesCivil Engineering Dimension
This paper presents an approach for constructing field-consistent Timoshenko beam elements using least-squares smoothed (LSS) shape functions. The variational basis for shear strain redistribution is thoroughly explained, leading to the derivation of ...
Foek Tjong Wong   +3 more
doaj   +1 more source

Calculation of Critical Load of Axially Functionally Graded and Variable Cross-Section Timoshenko Beams by Using Interpolating Matrix Method

open access: yesMathematics, 2022
In this paper, the interpolation matrix method (IMM) is proposed to solve the buckling critical load of axially functionally graded (FG) Timoshenko beams.
Renyu Ge   +4 more
doaj   +1 more source

Effective Material Stiffness in Curved Actuators

open access: yesAdvanced Intelligent Systems, EarlyView.
A new actuator effective material stiffness measurement method is created. It produces a new metric called shape actuation modulus with the potential to help design actuators. This method shows that the smaller the curvature of hinge‐shaped actuators, the stiffer they are.
Charles de Kergariou   +3 more
wiley   +1 more source

Unboundedness of Solutions of Timoshenko Beam Equations with Damping and Forcing Terms

open access: yesInternational Journal of Differential Equations, 2013
Timoshenko beam equations with external damping and internal damping terms and forcing terms are investigated, and boundary conditions (end conditions) to be considered are hinged ends (pinned ends), hinged-sliding ends, and sliding ends.
Kusuo Kobayashi, Norio Yoshida
doaj   +1 more source

A Virtual Element Method for 2D linear elastic fracture analysis

open access: yes, 2018
This paper presents the Virtual Element Method (VEM) for the modeling of crack propagation in 2D within the context of linear elastic fracture mechanics (LEFM).
Nguyen-Thanh, Vien Minh   +4 more
core   +1 more source

Macaulay's Method for a Timoshenko Beam [PDF]

open access: yesInternational Journal of Mechanical Engineering Education, 2007
The Macaulay bracket notation is familiar to many engineers for the deflection analysis of a Euler–Bernoulli beam subject to multiple or discontinuous loads. An expression for the internal bending moment, and hence curvature, is valid at all locations along the beam, and the deflection curve can be calculated by integrating twice with respect to the ...
openaire   +3 more sources

Experimental Modal Analysis‐Driven Gaussian Process Regression Modeling of Rectangular Steel Beams With Various Hole Geometries

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT Understanding the dynamic behavior of structural components is crucial for optimizing performance and ensuring structural integrity. This study presents a new method that combines a systematic experimental investigation of four distinct hole geometries (circular, square, compact rectangular, and long rectangular) with varying hole counts, all ...
Amir Hossein Rabiee   +3 more
wiley   +1 more source

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