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- Isberg, Jan, et al.
(författare)
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Transport of energy in polychromatic fluid gravity waves
- 2009
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Ingår i: Journal of Engineering Mathematics. - Van Godewijckstraat 30, Dordrecht, 3311 GZ, Netherlands : Kluwer Academic Publishers. - 0022-0833 .- 1573-2703. ; 64:1, s. 15-23
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Tidskriftsartikel (refereegranskat)abstract
- Potential theory is used to derive closed-form expressions for the energy flux in propagating polychromatic surface gravity waves for water of infinite depth. The energy flux vector has been obtained as convolution-type integrals of the wave-elevation time series at one point on the surface. An expression for the integrated flux through a vertical surface is also given. It is shown that the integrated flux cannot be negative at any instant in time.
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