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Keywords: cylindrical shell
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Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-441
... ABSTRACT The active vibration control of a cylindrical shell coupled with complex inner foundations is theoretically investigated using a hybrid analytical-numerical approach. The motion and solution of the shell are described by Flugge theory and wave based method, respectively. Inner...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-096
... ABSTRACT In this research, a buckling numerical analysis of stiffened and unstiffened cylindrical shells is presented; in the first part of this work, the numerical FE code has been validated by comparing the numerical results with an experimental campaign carried out at the Department...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-293
... ABSTRACT Nineteen mild steel cylindrical shells with non-uniform axial length were manufactured and collapsed under axial compression. Results of the experimental tests and the follow-up computations of the cylinder's buckling load using ABAQUS FE code are provided. There was a good agreement...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-445
... ABSTRACT This paper proposes an estimated formula for the tripping buckling strength of the ring-stiffener attached in stiffened cylindrical shells under external pressure. The proposed formula is derived assuming the tripping buckling as the buckling of only the flange supported by springs...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-432
... ABSTRACT In this paper, the free vibration characteristics of a half liquid-filled and submerged, horizontal cylindrical shell are investigated with the consideration of the linear sloshing effect by an analytical method. It is assumed that the shell is submerged in water and the shell's...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-354
... ABSTRACT With single ring-stiffened cylindrical shell taken as an object, the model experiment was carried out to study the influence of the effects of force and sound excitation on the single cylindrical shell in air and underwater. Then, by using Abaqus and LMS Virtual.Lab FE/BE software...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-630
... submerged finite elliptic cylindrical shell vibration stiffener circular cylindrical shell circumferential modal parameter modal frequency submerged elliptic cylindrical shell ring stiffener axis frequency elliptic cylindrical shell equation ellipticity cylindrical shell...
Proceedings Papers

Paper presented at the The 26th International Ocean and Polar Engineering Conference, June 26–July 2, 2016
Paper Number: ISOPE-I-16-087
...-dimensional stress distribution distribution 2 stress amplitude vibration different complex stress distribution natural frequency variation stress distribution frequency different stress distribution natural frequency distribution 1 free vibration great importance cylindrical shell structural...
Proceedings Papers

Paper presented at the The 26th International Ocean and Polar Engineering Conference, June 26–July 2, 2016
Paper Number: ISOPE-I-16-359
... are created. As a result, glass-metal composite obtain an exceptionally high shock resistance and durability having a relatively low weight. Due to high durability and corrosion resistance glass-metal cylindrical shells are the perspective material for deepwater apparatus, tanks for radioactive waste...
Proceedings Papers

Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-493
... cylindrical shell installation A Study on Suction Pile Shell Buckling and Soil Failure Utilizing Predicted and Real-time Monitored Suction Pressures during Installation Yuan-Hung Kuo, Bo-Siou Wei, and Jeff Measamer Subsea Engineering, McDermott International Inc. Houston, Texas, USA ABSTRACT Suction...
Proceedings Papers

Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-198
... model for the stresses on a compressible foundation soil in front of a thin cylindrical shell with infill due to the eccentric loading is developed. A modeling and experimental determination of the interface strength of the contact surface between the infill and the inner surface of the shell...
Proceedings Papers

Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-350
... carried out this studies with three different approaches: the arc-length method, the static stabilizing method with artificial damping for local instability. We also give a well-known buckling problem of circular cylindrical shell under axial compression. strength bracket pontoon node...
Proceedings Papers

Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-372
... available experimental data and standard design codes. cylinder sensitivity application point load imperfection cylindrical shell point load collapse load eigenvalue imperfection imperfection pattern imperfection load-deflection curve boundary condition open end initial imperfection...
Proceedings Papers

Paper presented at the The Twenty-fourth International Ocean and Polar Engineering Conference, June 15–20, 2014
Paper Number: ISOPE-I-14-217
... attitude tethered underwater robot experimental study control operation propulsion force cylindrical shell water jet thruster Experimental Study on Water Jet Underwater Robot Jiaming Wu, Ying Xu, Zhijian Ye, Chengwei Zhang Department of Naval Architecture and Ocean Engineering South China...
Proceedings Papers

Paper presented at the The Twenty-fourth International Ocean and Polar Engineering Conference, June 15–20, 2014
Paper Number: ISOPE-I-14-531
... Abstract This study deals with the free vibration analysis of composite sandwich cylindrical shell with a flexible FGM core submerged in water by using a higher order sandwich panel theory and considering the fluid pressure. The first order shear deformation theory is used for the face sheets...
Proceedings Papers

Paper presented at the The Twenty-fourth International Ocean and Polar Engineering Conference, June 15–20, 2014
Paper Number: ISOPE-I-14-142
... into the design, the description of design details, the fabrication and installation options as well as the applied ocean environment loads affecting the design of the tethering system and the overall fabricated and installed costs are presented for both 50 m and 100 m water depth sites. cylindrical shell...
Proceedings Papers

Paper presented at the The Twenty-second International Offshore and Polar Engineering Conference, June 17–22, 2012
Paper Number: ISOPE-I-12-056
... cable fatigue damage at the interface. The TLWT structure is made up of simple cylindrical shells with ring stiffeners and does not have complex structural joints. This simplicity of design facilitates simplicity in fabrication and installation. Parallel construction and simple details shorten...
Proceedings Papers

Paper presented at the The Nineteenth International Offshore and Polar Engineering Conference, July 21–26, 2009
Paper Number: ISOPE-I-09-348
... design. As stated, installation process is not the only factor that subjects an offshore pipeline to bending, but a pipeline would also experience bending loads during its in-service life, such as the case of free spanning pipes in offshore. If a cylindrical shell, such as a pipe, is bent significantly...
Proceedings Papers

Paper presented at the The Nineteenth International Offshore and Polar Engineering Conference, July 21–26, 2009
Paper Number: ISOPE-I-09-002
... in cylindrical shells may occur elastically or plastically, mainly depending on the diameter to wall thickness ratio. In offshore structures plastic local buckling is mostly the governing criterion. In thin walled shells such as silos and tanks, local buckling may occur at stresses below the yield stress...
Proceedings Papers

Paper presented at the The Nineteenth International Offshore and Polar Engineering Conference, July 21–26, 2009
Paper Number: ISOPE-I-09-054
... frequency cylindrical shell cylinder curve fitting undamped cylindrical shell viscoelastically nll method approximate value natural frequency case 2 curve-fitted plot curve fitting method case 1 modal analysis experimental vibration analysis Experimental Vibration Analysis...

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