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TECHNICAL PAPERS

Full Dynamic Analysis of Offshore Platform Structures Using Exact Timoshenko Pipe Element

[+] Author and Article Information
A. M. Horr

Faculty of Engineering, IK International University, Ghazvin, Iran

M. Safi

Civil Engineering Department, AmirKabir University of Technology, Tehran, Iran

J. Offshore Mech. Arct. Eng 125(3), 168-175 (Jul 11, 2003) (8 pages) doi:10.1115/1.1577357 History: Received November 01, 2001; Revised July 01, 2002; Online July 11, 2003
Copyright © 2003 by ASME
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References

Figures

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Conventional pipe element
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Sixth order polynomial equation used for shape factor interpolation
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Side view of finite element model for offshore platform structure
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Perspective view of finite element model for offshore platform structure
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Closed view of pipe and shell elements used to model platform deck
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First natural mode shape for platform structure
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Second natural mode shape for platform structure
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Third natural mode shape for platform structure
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Artificial accelerogram time history
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Comparison of lateral displacements at El. 93 for two analytical models
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Comparison of lateral displacements at El. 85 for two analytical models    

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