Update README.md

Author: h-bode

README.md

@@ -6,6 +6,18 @@ It was designed in the scope of the [OpenModelica Microgrid Gym (OMG)](https://g
 
 This Library can be used either to create microgrids for the OMG toolbox, or to create custom microgrids and test control structures for them.
 
+## Example
+
+A small network is shown below:
+
+![alt text](https://raw.githubusercontent.com/h-bode/OpenModelica_Microgrids/master/Images/Microgrid.png)
+
+Controller designs and their parametrization can be tested:
+
+
+![alt text](https://raw.githubusercontent.com/h-bode/OpenModelica_Microgrids/master/Images/simulation.png)
+
+
 ## Usage
 OpenModelica_Microgrids is designed and tested with OpenModelica and should load correctly if the [Modelica Standard Library](https://github.com/modelica/Modelica) is available.