Update 02 Concept.adoc

D01 Integration of INSEL Models and SimStadt/02 Concept.adoc

@@ -27,6 +27,11 @@ If an attribute is not set in an instance of an object in SimStadt, a default va
 {{getOrDefault electricalEfficiency 0.20}} % Electrical efficiency [-]
 ----
 
+# implementation
+
+INSEL_Templater_WFS.png
+
+
 An example of an INSEL template for a heat pump that is applied to the simulation of every building in SimStadt can be found here:  
 
 https://gitlab.com/volkercoors/neqmodplus-steinbeis/uploads/c977bb7ac8882d1b2105813d35ea0b63/2020-04-17_HP_central_simple_constants_incl_defaults.txt[]