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Pol Dirk Olbers and Carsten Eden Wave-mean flow interaction and IDEMIX IDEMIX Internal wave Dissipation, Energetics and MIXing.

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Presentation on theme: "Pol Dirk Olbers and Carsten Eden Wave-mean flow interaction and IDEMIX IDEMIX Internal wave Dissipation, Energetics and MIXing."— Presentation transcript:

1 Pol Dirk Olbers and Carsten Eden Wave-mean flow interaction and IDEMIX IDEMIX Internal wave Dissipation, Energetics and MIXing

2 Energy in the ocean tides, wind lee waves wave breaking mixing WKB wave-mean flow interaction

3 IDEMIXIDEMIX1 m ω mcmc f - m c N updown m = 0 dissipation M2 bclinic tides and NIW forcing: tides, NIW nonlinear wave interactions propagation dissipation local energy of continuum Dirk Olbers and Carsten Eden : A global model for the diapycnal diffusivity induced by internal gravity waves. JPO 2013 Carsten Eden and Dirk Olbers: An energy compartment model for propagation, non-linear interaction and dissipation of internal gravity waves. JPO 2014 Carsten Eden, Lars Czeschel and Dirk Olbers: Towards energetically consistent ocean models. JPO 2014

4 Pol Raysno mean flow

5 Pol Rayswith mean flow

6 Rays – examples

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9 Rays – WKB theory

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12 Radiation balance equation

13 Radiation balance equation – IDEMIX

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16 IDEMIX 3

17 1D example of IDEMIXno mean flow

18 1D example of IDEMIX without scattering and dissipationno mean flow

19 1D example of IDEMIX with scattering and without dissipationno mean flow

20 1D example of IDEMIX with scattering, forcing and dissipationno mean flow

21 1D example of IDEMIX with scattering, forcing and dissipationno mean flow

22 1D example of IDEMIX without scattering and dissipationwith mean flow

23 1D example of IDEMIX with scattering and without dissipationwith mean flow

24 1D example of IDEMIX with scattering and with dissipationwith mean flow

25 1D example of IDEMIX with scattering and with dissipationwith mean flow

26 Outlook

27 Literature for Internal Waves

28 1D example of IDEMIX with scattering and without dissipationwith mean flow

29 Internal wave kinematicsGM76 spectral model vertical wavenumber frequency ~ m -2 ~ ω -2


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