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Sheng Zhang, Yuguang Bai, Youwei Zhang and Dan Zhao
Hypersonic vehicles or engines usually employ complex thermal protecting shells. This sometimes brings multi-physics difficulties, e.g., thermal-aeroelastic problems like panel flutter etc. This paper aims to propose a novel optimization method versus th...
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Lei Li, Guangfeng Li, Nasim Uddin, Limin Tian, Zhibing Zhu, Chong Bai and Chen Shen
As large-span structures, reticulated shells are widely used in large-scale public building and act as emergency shelters in the event of sudden disasters. However, spatial reticulated shells are dynamic-sensitive structures; the effect of the initial st...
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Carlos Enrique Valencia Murillo, Miguel Ernesto Gutierrez Rivera, Nicolas Flores Samano and Luis David Celaya Garcia
This contribution presents a finite element shell model capable of performing linear vibration analyses of shell-type structures made of functionally graded material (FGM). The model is based on the seven-parameter spectral/hp finite element formulation,...
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Ke-Chun Shen, Lei-Lei Jiang, Zhao-Qi Yang and Guang Pan
In this study, an analytical solution for the buckling of a composite cylindrical shell subjected to hydrostatic pressure is proposed. The boundary conditions of the composite cylindrical shell are cantilever-like, with one end fixed and the other end co...
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Athanasios Tsetas, Apostolos Tsouvalas and Andrei V. Metrikine
During the last decade the offshore wind industry grew ceaselessly and engineering challenges continuously arose in that area. Installation of foundation piles, known as monopiles, is one of the most critical phases in the construction of offshore wind f...
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Chih-Chiang Hong
Pág. 84 - 97
The objective of this study is to provide the frequency solutions of free vibration in thick FGM circular cylindrical shells by mainly considering both shear correction coefficient and nonlinear coefficient term. This paper investigates the effects of th...
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Guohai Chen, Tong Wang, Congda Lu, Yuanshan Yang, Lin Li, Zichao Yin and Xiang Peng
Due to manufacturing errors, inaccurate measurement and working conditions changes, there are many uncertainties in laminated composite cylindrical shells, which causes the variation of vibration characteristics, and has an important influence on the ove...
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Bingbing San, Yunlong Ma, Zhi Xiao, Dongming Feng and Liwei Yin
This work investigates the natural vibration characteristics of free-form shells when considering the influence of uncertainties, including initial geometric imperfection, shell thickness deviation, and elastic modulus deviation. Herein, free-form shell ...
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Chih Chiang Hong
A model is presented for functionally-graded material (FGM), thick, circular cylindrical shells under an unsteady supersonic flow, following first-order shear deformation theory (FSDT) with varied shear correction coefficients. Some interesting vibration...
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S. Sahoo and D. Chakravorty
Pág. 1291 - 1309
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