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Dynamic Behavior of Post-buckled Fluid-conveying Functionally Graded Pipe | Chapter 07 | Innovations in Science and Technology Vol. 7

  It is investigated the dynamic behaviour of a post-buckled fluid-conveying pipe composed of functionally graded material. The pipe material properties are considered to be graded according to a power-law distribution in the thickness direction. For the post-buckling deformation of the fluid-conveying functionally graded pipe with various boundary conditions, the accurate solution is obtained. The natural frequencies of the three lowest vibration modes are found after solving the linear vibration problem around the first buckled configuration. On the static deflection and free vibration frequencies, the effects of the power-law exponent, beginning tension, fluid density, fluid velocity, Young's modulus ratio, and slenderness ratio are investigated. Author(S) Details Abdellatif Selmi Department of Civil Engineering, College of Engineering, Prince Sattam Bin Abdulaziz University, Alkharj, 16273, Saudi Arabia and Ecole Nationale d’Ingénieurs de Tunis (ENIT), Civil Engineering Lab...

A Computerized Boundary Element Models for Coupled, Uncoupled and Generalized Thermoelasticity Theories of Functionally Graded Anisotropic Rotating Plates | Book Publisher International

The aim of this book, which consists of four chapters, is to study two dimensional generalized thermoelastic problems for rotating functionally graded anisotropic plates (FGAPs). A dual-reciprocity boundary element method (DRBEM) is implemented for solving the problems. The accuracy of the proposed method was examined and confirmed by comparing the obtained results with those known previously. These problems are solved under special conditions of the governing equations of generalized thermo-elasticity. This book has a lot of applications in many engineering fields such as modern aeronautics, astronautics, earthquake engineering, soil dynamics, mining engineering, nuclear reactor design, high energy particle accelerators, geothermal engineering, geophysics, plasma physics etc. The results of this thesis show the difference between the four theories of thermo-elasticity Green and Lindsay (G-L) theory, Lord and Shulman (L-S) theory, classical coupled theory of thermo-elasticity (CCTE) ...