Add diff to sst model

report/chapters/olaflow.tex

@@ -95,3 +95,13 @@ The value of $b$ seems to have a major effect how wave energy is dissipated / ho
 	\includegraphics{diff3b175.pdf}
 	\caption{Tests for porosity parameters; water - air border at \SI{175}{\s}.}\label{fig:diff3b175}
 \end{figure}
+
+\subsection{Turbulence model}
+A case with the $k-\omega$ SST turbulence model was run to compare with the $k-\varepsilon$ model.
+Results displayed in \autoref{fig:sst}. Significant differences are found between both models.
+
+\begin{figure}
+	\centering
+	\includegraphics{diffsst.pdf}
+	\caption{Case 1: $k-\varepsilon$ model; case 2: $k-\omega$ SST model.}\label{fig:sst}
+\end{figure}