Transient stress and deformation analysis of a shear deformable FG rotating cylindrical shell made of AL-SIC subjected to thermo-mechanical loading.

被引:4
|
作者
Bidgoli, Mostafa Omidi [1 ]
Loghman, Abbas [1 ]
Arefi, Mohammad [1 ]
Faegh, Reza Koohi [1 ]
机构
[1] Univ Kashan, Dept Solid Mech, Fac Mech Engn, Kashan, Iran
关键词
Transient thermoelastic analysis; shear deformation theory; FG rotating cylinder; thermo mechanical loading; THERMOELASTIC ANALYSIS; THERMAL-STRESSES; CYLINDER; TEMPERATURE;
D O I
10.1080/14484846.2020.1842296
中图分类号
TH [机械、仪表工业];
学科分类号
0802 ;
摘要
Transient stress and deformation analysis of a functionally graded rotating cylinder made of Al-Sic with short length under thermal and mechanical loads is studied in this paper. It is assumed that the cylinder is located on a friction bed and is subjected to an external torque. The material property is assumed to be variable along the radial direction based on volume fraction distribution. Thermal conductivity equation with time parameter is solved to obtain temperature distribution by Finite Difference Method. First-order shear deformation theory is used to derive kinematic relations. The governing equations are derived using minimum total potential energy and Euler relations. These governing equations are solved using the method of Eigenvalue and Eigenvector. The physical and loading boundary conditions are applied to obtain unknown coefficients. As the main result of this paper, it is concluded that the radial displacement is uniform at the middle of a cylindrical shell and is decreased to zero with an increase of axial coordinate.
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页码:279 / 294
页数:16
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