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TECHNICAL PAPERS

Practical Airgap Prediction for Offshore Structures

[+] Author and Article Information
Bert Sweetman

Maritime Systems Engineering Department, Texas A&M University at Galveston, 200 Seawolf Parkway, Galveston, Texas 77553, USAe-mail: sweetman@tamu.edu

J. Offshore Mech. Arct. Eng 126(2), 147-155 (May 18, 2004) (9 pages) doi:10.1115/1.1710870 History: Received March 29, 2002; Revised August 01, 2003; Online May 18, 2004
Copyright © 2004 by ASME
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References

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Sweetman,  B., and Winterstein,  S. R., 2003, Non-Gaussian Air Gap Response Models for Floating Structures. ASCE Journal of Engineering Mechanics, 129(3), pp. 302–309.
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Figures

Grahic Jump Location
Airgap Variable Definitions
Grahic Jump Location
Plan view of Veslefrikk platform and location of airgap probes
Grahic Jump Location
Measurement data compared with predictions of maximum airgap demand based on various corrections to first-order analysis
Grahic Jump Location
Average and worst-behaved observed maxima compared with predictions resulting from Eq. 34 and that worst-behaved seastate
Grahic Jump Location
Measurement data compared with predictions of maximum airgap demand based on first-order analysis, full second-order theory, and first order with a statistical correction

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