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TECHNICAL PAPERS

A Lagrangian Model for Irregular Waves and Wave Kinematics

[+] Author and Article Information
Svein Helge Gjøsund

SINTEF Fisheries and Aquaculture, NO-7465 Trondheim, Norwaye-mail: Svein.H.Gjosund@fish.sintef.no

J. Offshore Mech. Arct. Eng 125(2), 94-102 (Apr 16, 2003) (9 pages) doi:10.1115/1.1554702 History: Received July 01, 2001; Revised April 01, 2002; Online April 16, 2003
Copyright © 2003 by ASME
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References

Figures

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u(z) Beneath highest crest in Fig. 6
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u(z) Beneath highest crest in Fig. 7
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Surface elevation case I18
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Surface elevation case I18
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Surface elevation case I18
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u(z) Beneath highest crest in Fig. 11
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u(z) Beneath highest crest in Fig. 12
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u(z) Beneath highest crest in Fig. 13
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Wave energy spectrum case I14
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Wave energy spectrum case I18
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Timeseries of surface elevation, and of horizontal and vertical velocity at z=0.10 m (dashed line), case I18, cf. Fig. 11. Solid line: measurements, dotted line: Lagr. model
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Timeseries of surface elevation, and of horizontal and vertical velocity at z=−0.20 m (dashed line), case I18, cf. Fig. 11. Solid line: measurements, dotted line: Lagr. model
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u(z) Beneath highest crest in Fig. 5
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Surface elevation case I14
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Surface elevation case I14
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Surface elevation case I14
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Two-component waves of comparable individual lengths and steepnesses: (–) linear Lagr. model, (- - -) linear Eul. model
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Surface profile of two-component waves, linear Eulerian model
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Surface profile of two-component waves, linear Lagrangian model
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Regular Gerstner wave (limit case ka=1). ∇ Marks the still water line

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