28 |
K_{v} \approx \Gamma L_O^2 N. |
K_{v} \approx \Gamma L_O^2 N. |
29 |
\end{equation} |
\end{equation} |
30 |
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31 |
The ocean turbulence community often approximates the Ozmidov scale by the root-mean-square of the Thorpe displacement, $\delta_z$, in an overturn \citep{thorpe77}. The Thorpe displacement is the distance one would have to move a water parcel for the water column to be stable, and is readily measured in a measured profile by sorting the profile and tracking how far each parcel moves during the sorting procedure. This method gives an imperfect estimate of the turbulence, but it has been found to agree on average over a large range of overturns |
The ocean turbulence community often approximates the Ozmidov scale by the root-mean-square of the Thorpe displacement, $\delta_z$, in an overturn \citep{thorpe77}. |
32 |
\citep{wesson94,moum96}. |
The Thorpe displacement is the distance one would have to move a water parcel for the water column to be stable, and is readily measured in a measured profile by sorting the profile and tracking how far each parcel moves during the sorting procedure. |
33 |
%\citep{wesson94,seimgregg95,moum96}. |
This method gives an imperfect estimate of the turbulence, but it has been found to agree on average over a large range of overturns \citep{wesson94,seimgregg94,moum96}. |
34 |
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35 |
The algorithm coded here is a slight simplification of the usual Thorpe method for estimating turbulence in overturning regions. Usually, overturns are identified and $N$ is averaged over the overturn. Here, instead we estimate |
The algorithm coded here is a slight simplification of the usual Thorpe method for estimating turbulence in overturning regions. Usually, overturns are identified and $N$ is averaged over the overturn. Here, instead we estimate |
36 |
\begin{equation} |
\begin{equation} |