Mechanical energy storage systems capitalize on physical mechanics to store and subsequently release energy. Pumped hydro storage exemplifies this, where water is elevated to higher reservoirs during periods of low energy demand and released to produce electricity during peak demand. . This report is available at no cost from the National Renewable Energy Laboratory (NREL) at www. National Renewable Energy Laboratory, Sandia National Laboratory, SunSpec Alliance, and the SunShot National Laboratory Multiyear Partnership (SuNLaMP) PV O&M Best Practices. . Energy storage power stations are facilities that store energy for later use, typically in the form of batteries. ES 101 may be helpful for bringing new stakeholders up to speed on the energy storage landscape. An EMS needs to be able to accommodate a variety of use cases and regulatory environments. Introduction Energy storage applications can. . If you're managing a solar farm, operating a microgrid, or simply trying to keep your Tesla Powerwall humming smoothly, this is your backstage pass to energy storage operations.