%0 Journal Article %K Distributed Energy Resources (DER) %K Renewables %K Thermal energy storage %K Energy optimization %K Investment planning %A David Steen %A Michael Stadler %A Gonçalo Cardoso %A Markus Groissböck %A Nicholas DeForest %A Chris Marnay %B Applied Energy %D 2014 %I Elsevier %P 782-792 %R 10.1016/j.apenergy.2014.07.036 %T Modeling of Thermal Storage Systems in MILP Distributed Energy Resource Models %U http://www.sciencedirect.com/science/article/pii/S0306261914007181 %V 137 %2 LBNL-6757E %8 01/2015 %9