Dynamic analysis of Carbon NanoTubes conveying fluid with uncertain parameters and random excitation

被引:11
作者
Azrar, Abdellhadi [1 ]
Ben Said, Mohamed [1 ]
Azrar, Lahcen [2 ,3 ]
Aljinaidi, Abdulmalik A. [3 ]
机构
[1] Univ Abdelmalek Essaadi, Fac Sci & Tech Tangier, Math Modeling & Control, Tangier, Morocco
[2] Mohammed V Univ Rabat, Higher Sch Tech Educ ENSET, Dept Appl Math & Informat, Res Ctr STIS,M2CS, Rabat, Morocco
[3] Kind Abdulaziz Univ, Dept Mech Engn, Fac Engn, Jeddah, Saudi Arabia
关键词
Carbon NanoTubes; uncertain parameters; differential quadrature method; free and forced random vibrations; Monte Carlo; internal random coefficient method; NONLINEAR VIBRATION; NONLOCAL VIBRATION; VISCOUS-FLUID; INSTABILITY; BEAMS; BNNT;
D O I
10.1080/15376494.2018.1430272
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Methodological approaches based on the nonlocal beam theory, differential quadrature and internal random coefficients methods are elaborated for parameters uncertainty effects on the dynamic behavior of viscoelastic Carbon NanoTubes (CNT) conveying viscous fluid. The general polynomial chaos and the superposition principle are used and several random parameters that may follow various distribution laws are considered. A selecting procedure of the most influencing random parameters on the dynamic behavior of CNT is given. The space and multimodal time domains are formulated and frequency and time responses are investigated. Effects of various random parameters on free and forced random vibrations are investigated.
引用
收藏
页码:898 / 913
页数:16
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