Dynamic analysis of an L-shaped liquid-filled pipe with interval uncertainty

X Guo, Y Cao, H Ma, C Xiao, B Wen - International Journal of Mechanical …, 2022 - Elsevier
In this paper, a fourteen-equation fluid-structure coupling model of an L-shaped liquid-filled
pipe with elastic support is established by the transfer matrix method (TMM). The validity of …

Nonlinear buckling and resonances of functionally graded fluid-conveying pipes with initial geometric imperfection

HX Ding, GL She, YW Zhang - The European Physical Journal Plus, 2022 - Springer
In this paper, the nonlinear bifurcation buckling and primary resonance of functionally
graded material (FGM) fluid-conveying pipes with initial geometric imperfections resting on …

Non-trivial equilibriums and natural frequencies of a slightly curved pipe conveying supercritical fluid

SQ Ye, H Ding, S Wei, JC Ji, LQ Chen - Ocean Engineering, 2021 - Elsevier
Despite extensive use of curved pipes conveying high-speed fluids in many engineering
fields, few researches have been conducted on the supercritical dynamics of curved pipes to …

Stability optimization of spinning FGM pipes conveying fluid via intermediate elastic supports

J Fan, X Chang, B Chen, Y Yang, Q Luo, Y Li - Ocean Engineering, 2024 - Elsevier
This paper aims to the optimal design of intermediate elastic supports in spinning
functionally graded material (FGM) pipes conveying fluid for maximum critical velocity …

An out-of-plane vibration model for in-plane curved pipes conveying fluid

JR Yuan, H Ding - Ocean Engineering, 2023 - Elsevier
Vibration characteristics of curved pipes conveying fluid have been studied extensively.
However, most researches are limited to the in-plane transverse vibration. There is still a …

Dynamics of axially functionally graded pipes conveying fluid

XY Mao, J Jing, H Ding, LQ Chen - Nonlinear Dynamics, 2023 - Springer
Pipes conveying fluid near jet engines or rocket engines always subject to gradient
temperature, which results in the gradient Young's modulus. The influence of the Young's …

Vibration around non-trivial equilibrium of a supercritical Timoshenko pipe conveying fluid

X Tan, XY Mao, H Ding, LQ Chen - Journal of Sound and Vibration, 2018 - Elsevier
Vibration characteristics of pipes conveying fluid in the super-critical range are investigated
by using Timoshenko beam theory for the first time. Generalized Hamiltonian principle is …

Dynamics of a harmonically excited nonlinear pipe conveying fluid equipped with a local nonlinear energy sink

S Mirhashemi, M Saeidiha, H Ahmadi - Communications in Nonlinear …, 2023 - Elsevier
When the magnitude of the lateral elastic deformation of a pipe over its length is more
prominent than in a linear situation, it is necessary to use nonlinear terms to reduce the gap …

Natural frequency assignment of a pipeline through structural modification in layout optimization of elastic supports

L Zhang, T Zhang, H Ouyang, T Li, M You - Journal of Sound and Vibration, 2023 - Elsevier
Layout optimization of elastic supports is an effective approach to address the resonance
problem of an industrial post-manufactured pipeline. However, previous investigations of …

Dynamics of spinning pipes conveying flow with internal elliptical cross-section surrounded by an external annular fluid by considering rotary inertia effects

A Ebrahimi-Mamaghani, O Koochakianfard… - Applied Mathematical …, 2023 - Elsevier
In this work, the vibration and stability of spinning pipes with an internal elliptical cross-
section concurrently subjected to internal flow and external annular fluid are analyzed by …