نتایج جستجو برای: free bending vibration

تعداد نتایج: 586256  

Journal: :Mathematics 2023

This paper presents a novel quasi-three-dimensional shear deformation theory called the spectral displacement formulation (SDF) for analyzing free vibration of functionally graded plates. The SDF expresses unknown field as unique form Chebyshev series in thickness direction. By increasing truncation number series, bending analysis results can approach three-dimensional elasticity solution and s...

2011
Seok-Won Kang

Micro-cantilevers are frequently used as scanning probes and sensors in micro-electromechanical systems (MEMS). Usually micro-cantilever based sensors operate by detecting changes in cantilever vibration modes (e.g., bending or torsional vibration frequency) or surface stresses when a target analyte is adsorbed on the surface. The catalyst for chemical reactions (i.e., for a specific analyte) c...

In the vibration of a cracked structure with small amplitude oscillations, the crack necessarily is not fully open or fully closed. Therefore, in order to provide a realistic model for the crack, one should relate the stiffness and damping at the crack location to the amount of the opening of the crack. In this study, a continuous model for vibration of a beam with a fatigue crack under low amp...

A Fatahi-Vajari, Z Azimzadeh

This paper investigates the bending vibration of rotating single-walled carbon nanotubes (SWCNTs) based on nonlocal theory. To this end, the rotating SWCNTs system modeled as a beam with a circular cross section and the Euler-Bernoulli beam theory (EBT) is applied with added effects such as rotary inertia, gyroscopic effect and rotor mass unbalance. Using nonlocal theory, two coupled sixth orde...

Journal: :The Journal of the Acoustical Society of America 1994

Journal: :مهندسی بیوسیستم ایران 0
محمد اسماعیل خراسانی فردوانی رضا علیمردانی محمود امید

this study involved the development and evaluation of a new filtering technique, as based on adaptive free mass load cell. the technique's application in reduction of vibration and impulse noise (commonly added to the sugar cane harvester yield monitoring signals) was tested. this technique is based upon assimilate spring- mass vibration system of weighing scale with a free mass load cell ...

Journal: :The Journal of the Acoustical Society of America 1996

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