A 2010 white paper by the Electric Power Research Institute (EPRI) identified 10 applications for energy storage across the entire electricity supply chain.

Last week FERC accepted PJM’s revised plan for frequency compensation, and rejecting a rehearing request from PSEG Companies.

The Federal Energy Regulatory Commission Thursday gave final approval to one of several reliability standards and opened for comment two others.

FERC's ancillary services rule should help renewable generators with service balancing and enable electric storage providers to be more competitive in PJM.