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\begin{tikzpicture}
\pgfplotstableread[col sep=comma]{img/data/cylinder2d_optimized_refinement_n5_re100_drag_lift_deltap.csv}\refined
\pgfplotstableread[col sep=comma]{img/data/cylinder2d_unrefined_n12_re100_drag_lift_deltap.csv}\uniform
\pgfplotstableread[col sep=comma]{img/data/cylinder2d_unrefined_n40_re100_drag_lift_deltap.csv}\uniformHighRes
\begin{axis}[
scale only axis,
height=7.5cm,
width=0.85*\textwidth,
legend cell align=left,
legend pos=south east,
grid=both,
domain=0:16,
xmin=0, xmax=16,
ylabel={Widerstandskoeffizient},
ylabel absolute, every axis y label/.append style={yshift=0.2cm}
]
\addplot[
color=blue!50!white,
very thin
] table [
x expr=\thisrow{time}, y=drag
] {\uniform};
\addplot[
color=green!70!black,
thick
] table [
x expr=8*\thisrow{time}, y=drag
] {\refined};
\addplot[color=black]{3.23};
\addlegendentry {Gemittelte Referenzlösung \(c_\text{Wmax} := \num{3.23}\)};
\end{axis}
\begin{axis}[
scale only axis,
height=7.5cm,
yshift=-8.75cm,
width=0.85*\textwidth,
legend cell align=left,
legend pos=south west,
grid=both,
domain=0:16,
xmin=0, xmax=16,
xlabel={Simulierte physikalische Zeit},
ylabel={Auftriebskoeffizient},
ylabel absolute, every axis y label/.append style={yshift=0.2cm},
x unit=s
]
\addplot[
color=blue!50!white,
very thin
] table [
x expr=\thisrow{time}, y=lift
] {\uniform};
\addlegendentry {Uniformes \(N=12\) Gitter};
\addplot[
color=green!70!black,
thick
] table [
x expr=8*\thisrow{time}, y=lift
] {\refined};
\addlegendentry {Problembezogen verfeinertes \(N=5\) Gitter};
\addplot[color=black]{1.0};
\addlegendentry {Gemittelte Referenzlösung \(c_\text{Amax} := 1\)};
\end{axis}
\end{tikzpicture}
|
