Nonlinear vibration analysis of cracked pipe conveying fluid under primary and superharmonic resonances

M Javadi, MA Noorian, S Irani - … Journal of Pressure Vessels and Piping, 2021 - Elsevier
The nonlinear vibration response of the pipe conveying fluid with a breathing transverse
crack, under primary and secondary excitations is investigated. Attention is concentrated on …

Analyzing nonlinear vibrations of Euler–Bernoulli beam submerged in fluid exposed to band random excitation

L Wang, X Ji, J Wang - Multiscale and Multidisciplinary Modeling …, 2025 - Springer
This work examines the nonlinear vibrations of a clamped-free beam immersed in a fluid
with a concentrated mass below narrow-band random loads, with an emphasis on …

Optimum design of vibration absorber for cracked beam under the effect of moving concentrated force utilizing genetic optimization algorithm

L Du - Multiscale and Multidisciplinary Modeling, Experiments …, 2024 - Springer
This study presents a multi-objective optimization method for designing a vibration absorber
to reduce the vibrations of a cracked Euler–Bernoulli beam with flexible support under …

Vibration analysis of fluid conveying viscoelastic pipes rested on non-uniform winkler elastic foundation

M Rezaee, V Arab Maleki - Modares Mechanical Engineering, 2017 - mme.modares.ac.ir
This paper investigates the vibration behavior of fluid conveying viscoelastic pipe rested on
nonuniform elastic Winkler foundation. The Kelvin-Voigt model is employed to consider the …

Vibration Characteristics of Fluid-Conveying Pipes in presence of a Dynamic Vibration Absorber

M Rezaee, V Arab Maleki - Modares Mechanical Engineering, 2017 - mme.modares.ac.ir
The fluid induced vibration in fluid conveying pipes can cause fatigue and failure in the
system. Therefore, controlling these unwanted vibrations and suppressing the vibrations of …

Optimum absorber design for beam subjected to a moving oscillator and effect of crack occurrence on absorber performance

F Bakhtiari Nejad, A Mirzabeigy - Modares Mechanical …, 2015 - mme.modares.ac.ir
A vibration absorber is used to reduce vibration of an Euler-Bernoulli beam with elastic
supports subjected to a moving oscillator. Dynamic response of the beam under moving …

[PDF][PDF] Numerical Analysis Of Crack Growth In A Multi-layer Composite Tank Under Thermal And Mechanical Loading

L Huang, Y Ji, Z Yuan, Z Ni - Journal of Applied Science and Engineering - jase.tku.edu.tw
Composite tanks are modern structures that are increasingly used in various industries due
to their advantages, such as high specific strength, lightness, and corrosion resistance …

Numerical Study and Sensitivity Analysis in Tubular Heat Exchangers with Perforated Conical Rings Carrying Water-Aluminum Oxide Nanofluid

M Mohammadi, SM Pesteei - Amirkabir Journal of Mechanical …, 2022 - mej.aut.ac.ir
In this paper, the hydrodynamic behavior and heat transfer of a nanofluid turbulent flow in an
exchanger equipped with perforated conical rings are simulated numerically. Water-based …

[PDF][PDF] Presenting A New Algorithm To Diagnose Faults In Gas Turbine Compressors Using Vibration Analysis, T-test, And Support Vector Machine

B Chen, C Zhou, Z Jiang - Journal of Applied Science and Engineering - jase.tku.edu.tw
This research presents a new method for identifying faults in gas turbine compressors, using
vibration analysis and statistical tests inside the support vector machine (SVM) algorithm. In …

[PDF][PDF] Stability Analyses and Dynamic Response of Fluid Conveyed Thin-Walled Piezoelectric Cylinder Under Harmonic Excitation

A Shooshtari, V Atabakhshian - Amirkabir Journal of Mechanical …, 2018 - mej.aut.ac.ir
In this paper, the vibration and instability analyses of a thin-walled smart cylinder subjected
to the combined electro-thermo-mechanical loadings as well as internal fluid flow are …