A Stability Analysis of Risers Subjected to Dynamic Compression Coupled With Twisting

Roberto Ramos; Celso Pupo Pesce

doi:10.1115/1.1576819

Journal of Offshore Mechanics and Arctic Engineering | Volume 125 | Issue 3 | TECHNICAL PAPERS

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TECHNICAL PAPERS

A Stability Analysis of Risers Subjected to Dynamic Compression Coupled With Twisting

Roberto Ramos and Celso Pupo Pesce

[+] Author and Article Information

Roberto Ramos, Celso Pupo Pesce

Department of Mechanical Engineering, Escola Politécnica, University of São Paulo, Av. Prof. Mello Moraes, 2231, Cidade Universitária, São Paulo, SP, 05508-900, Brazil

J. Offshore Mech. Arct. Eng 125(3), 183-189 (Jul 11, 2003) (7 pages) doi:10.1115/1.1576819 History: Received September 01, 2001; Revised October 01, 2002; Online July 11, 2003

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“Buckling Mode” for κ̃_tl=0.0 (no twisting) and χ.l=0.6055 (taking a SCR as given in Table 1, and choosing Period=8s, such that l=60.55 m, we obtain p=2.9836 and P_cr=221.5 kN)

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“Buckling Mode” for κ̃_tl=0.0605 and χ.l=0.6055 (taking a SCR as given in Table 1, and choosing Period=8s, such that l=60.55 m, we obtain p=1.99995 and P_cr=99.5 kN)

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Ramos R, Jr., Pesce C. A Stability Analysis of Risers Subjected to Dynamic Compression Coupled With Twisting. ASME. J. Offshore Mech. Arct. Eng. 2003;125(3):183-189. doi:10.1115/1.1576819.

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A Stability Analysis of Risers Subjected to Dynamic Compression Coupled With Twisting

References

Figures

Coordinate systems

Curves p×log(χ.l) for three different periods (κ̃_t=0)

Curves p×log(χ.l) for different values of κ̃_tl

“Buckling Mode” for κ̃_tl=0.0 (no twisting) and χ.l=0.6055 (taking a SCR as given in Table 1, and choosing Period=8s, such that l=60.55 m, we obtain p=2.9836 and P_cr=221.5 kN)

“Buckling Mode” for κ̃_tl=0.0605 and χ.l=0.6055 (taking a SCR as given in Table 1, and choosing Period=8s, such that l=60.55 m, we obtain p=1.99995 and P_cr=99.5 kN)

Tables

Errata

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A Stability Analysis of Risers Subjected to Dynamic Compression Coupled With Twisting

References

Figures

Coordinate systems

Curves p×log(χ.l) for three different periods (κ̃t=0)

Curves p×log(χ.l) for different values of κ̃tl

“Buckling Mode” for κ̃tl=0.0 (no twisting) and χ.l=0.6055 (taking a SCR as given in Table 1, and choosing Period=8s, such that l=60.55 m, we obtain p=2.9836 and Pcr=221.5 kN)

“Buckling Mode” for κ̃tl=0.0605 and χ.l=0.6055 (taking a SCR as given in Table 1, and choosing Period=8s, such that l=60.55 m, we obtain p=1.99995 and Pcr=99.5 kN)

Tables

Errata

Discussions

Related Content

Journals

Conference Proceedings

eBooks

Curves p×log(χ.l) for three different periods (κ̃_t=0)

Curves p×log(χ.l) for different values of κ̃_tl

“Buckling Mode” for κ̃_tl=0.0 (no twisting) and χ.l=0.6055 (taking a SCR as given in Table 1, and choosing Period=8s, such that l=60.55 m, we obtain p=2.9836 and P_cr=221.5 kN)

“Buckling Mode” for κ̃_tl=0.0605 and χ.l=0.6055 (taking a SCR as given in Table 1, and choosing Period=8s, such that l=60.55 m, we obtain p=1.99995 and P_cr=99.5 kN)