Results 21 to 30 of about 1,612 (181)

Timoshenko systems with indefinite damping

open access: yesJournal of Mathematical Analysis and Applications, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Muñoz Rivera, Jaime E., Racke, Reinhard
openaire   +1 more source

Finite element model of circularly curved Timoshenko beam for in-plane vibration analysis [PDF]

open access: yesFME Transactions, 2021
Curved beams are used so much in the arches and railway bridges and equipments for amusement parks. There are few reports about the curved beam with the effects of both the shear deformation and rotary inertias.
Nadi Azin, Raghebi Mehdi
doaj   +1 more source

Dynamic Analysis of a Timoshenko Beam Subjected to an Accelerating Mass Using Spectral Element Method

open access: yesShock and Vibration, 2014
This paper presents formulations for a Timoshenko beam subjected to an accelerating mass using spectral element method in time domain (TSEM). Vertical displacement and bending rotation of the beam were interpolated by Lagrange polynomials supported on ...
Guangsong Chen, Linfang Qian, Qiang Yin
doaj   +1 more source

Classical solutions of the Timoshenko system

open access: yesAdvances in Differential Equations, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Grimmer, R., Sinestrari, E.
openaire   +3 more sources

Nonlinear boundary stabilization for Timoshenko beam system

open access: yesJournal of Mathematical Analysis and Applications, 2015
This paper is concerned with the existence and decay of solutions of the following Timoshenko system: $$ \left\|\begin{array}{cc} u"-μ(t)Δu+α_1 \displaystyle\sum_{i=1}^{n}\frac{\partial v}{\partial x_{i}}=0,\, \in Ω\times (0, \infty),\\ v"-Δv-α_2 \displaystyle\sum_{i=1}^{n}\frac{\partial u}{\partial x_{i}}=0, \, \in Ω\times (0, \infty), \end{array ...
A.J.R. Feitosa   +2 more
openaire   +3 more sources

Sensing linear viscoelastic constitutive parameters with a Timoshenko beam on a multi-layer foundation: Modeling and simulation

open access: yesSensing and Bio-Sensing Research, 2015
We present a sensor model comprised of a Timoshenko beam coupled with a linear viscoelastic substrate via a distributed system of compliant elements. The system of governing equations includes the evolution of the kinematic descriptors of the Timoshenko ...
Javad Fattahi, Davide Spinello
doaj   +1 more source

Energy decay for Timoshenko systems of memory type

open access: yesJournal of Differential Equations, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Ammar-Khodja, F.   +3 more
openaire   +3 more sources

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

Continuum Mechanics Modeling of Flexible Spring Joints in Surgical Robots

open access: yesAdvanced Robotics Research, EarlyView.
A new mechanical model of a tendon‐actuated helical extension spring joint in surgical robots is built using Cosserat rod theory. The model can implicitly handle the unknown contacts between adjacent coils and numerically predict spring shapes from straight to significantly bent under actuation forces.
Botian Sun   +3 more
wiley   +1 more source

Asymptotic behavior of solutions of a viscoelastic Shear beam model with no rotary inertia: General and optimal decay results

open access: yesOpen Mathematics
In this study, we consider a viscoelastic Shear beam model with no rotary inertia. Specifically, we study ρ1φtt−κ(φx+ψ)x+(g∗φxx)(t)=0,−bψxx+κ(φx+ψ)=0,\begin{array}{rcl}{\rho }_{1}{\varphi }_{tt}-\kappa {\left({\varphi }_{x}+\psi )}_{x}+\left(g\ast ...
Al-Mahdi Adel M.
doaj   +1 more source

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