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\begin{tikzpicture}
\pgfplotstableread[col sep=comma]{img/data/cylinder2d_optimized_grid_n20_re100_drag_lift_deltap.csv}\refined
\pgfplotstableread[col sep=comma]{img/data/cylinder2d_unrefined_n48_re100_drag_lift_deltap.csv}\uniformMiddle
\pgfplotstableread[col sep=comma]{img/data/cylinder2d_unrefined_n80_re100_drag_lift_deltap.csv}\uniformHigh
\begin{axis}[
scale only axis,
height=7.5cm,
width=0.9*\textwidth,
legend cell align=left,
legend pos=south east,
grid=both,
domain=0:16,
xmin=6, xmax=16,
ylabel={Auftriebskoeffizient},
ylabel absolute, every axis y label/.append style={yshift=0.4cm},
y tick label style={/pgf/number format/.cd, use comma}
]
\addplot[color=black]{1.0};
\addlegendentry {Gemittelte Referenzlösung \(c_\text{Amax} := 1\)};
\addplot[color=blue!50!white,thin,densely dashed] table [x expr=\thisrow{time}, y=lift] {\uniformHigh};
\addplot[color=blue!50!white,thin] table [x expr=\thisrow{time}, y=lift] {\uniformMiddle};
\addplot[color=green!70!black,thick] table [x expr=8*\thisrow{time}, y=lift] {\refined};
\end{axis}
\begin{axis}[
scale only axis,
yshift=-8.5cm,
height=7.5cm,
width=0.9*\textwidth,
legend cell align=left,
legend pos=south east,
grid=both,
domain=0:16,
xmin=6, xmax=16,
xlabel={Simulierte physikalische Zeit},
ylabel={Druckdifferenz},
x unit=s,
y unit=N/m^2,
ylabel absolute, every axis y label/.append style={yshift=0.4cm},
y tick label style={/pgf/number format/.cd, use comma}
]
\addplot[color=black]{2.48};
\addlegendentry {Gemittelte Referenzlösung \(\Delta P := \num{2.48}\)};
\addplot[color=blue!50!white,thin,densely dashed] table [x expr=\thisrow{time}, y=deltap] {\uniformHigh};
\addlegendentry {Uniformes \(N=80\) Gitter mit \(\sim 577000\) Knoten};
\addplot[color=blue!50!white,thin] table [x expr=\thisrow{time}, y=deltap] {\uniformMiddle};
\addlegendentry {Uniformes \(N=48\) Gitter mit \(\sim 208000\) Knoten};
\addplot[color=green!70!black,thick] table [x expr=8*\thisrow{time}, y=deltap] {\refined};
\addlegendentry {Verfeinertes \(N=20\) Gitter mit \(\sim 208000\) Knoten};
\end{axis}
\end{tikzpicture}
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