diff --git a/tex/header/preamble.tex b/tex/header/preamble.tex
index 23d04dd9eaa8041ce5d29a0dfb12943179522750..0770041ca46e52d3604bf558dedfc9712bb33709 100644
--- a/tex/header/preamble.tex
+++ b/tex/header/preamble.tex
@@ -19,7 +19,7 @@
 
 \usepackage{listings}
 \lstMakeShortInline[columns=fixed]|
-\usepackage[subsection]{placeins}  % makes sure that the figures stay within their section
+\usepackage[section]{placeins}  % makes sure that the figures stay within their section
 
 \setmainfont{Latin Modern Roman}
 \setsansfont{Latin Modern Sans}
diff --git a/tex/main.tex b/tex/main.tex
index 0548fee5041b2bdf42c16c0e657666e71b1205e7..f34b2745679cb49084c97bf6fb0ea1808f81add5 100644
--- a/tex/main.tex
+++ b/tex/main.tex
@@ -5,6 +5,10 @@
 \author{Felix Hilsky}
 \maketitle
 % use \textinput as described in /header and _TEMPLATE
+\begin{abstract}
+  In this report the laminar flow between two parallel walls hindered by a cylindar is studied numerically with OpenFoam.
+  The results are compared with values from literature.
+\end{abstract}
 \textinput{mesh}
 \textinput{reynold}
 \section{Results}
diff --git a/zeichnungen/mesh.png b/zeichnungen/mesh.png
index 7ae49ffff3ffc912b9dc393f6e09acac61a03961..cf07d2dcb81478eec6bbddd11e0d5a4705f744f4 100644
Binary files a/zeichnungen/mesh.png and b/zeichnungen/mesh.png differ