Filter the results Item type Select All/None Page EasyForm Image Plone Site Collection Video File Folder News Item Event New items since Yesterday Last week Last month Ever Search results Subscribe to an always-updated RSS feed. 2 items matching your search terms. Sort by relevance date (newest first) alphabetically Xcel CO Model PPA Semi-Dispatchable Resources 2017 Xcel Energy's model PPA for 'semi-dispatchable' resources, which are defined as intermittent generators combined with some form of technologies which mitigates ... Located in Topics & Resources / Demand Response and Storage / Demand Response and Storage Folder Energy Storage Energy storage refers to technologies capable of storing electricity generated at one time for later use. These technologies can store energy in a variety of ... Located in Topics & Resources