A project in China, claimed as the largest flywheel energy storage system in the world, has been connected to the grid.

Large wind turbines have blades that need to be angled correctly to capture the optimum generation opportunity, and ultracapacitor maker Skeleton Technologies believes it has developed the answer.

Following on from our look at some of the takeovers of promising or already-prolific energy storage companies in the last edition of PV Tech Power, here’s an exclusive interview with Convergent Energy + Power CEO Johannes Ritterhausen.

A project in Jamaica, pairing utility-scale solar with battery energy storage at a microgrid could become “a model for other countries in the Caribbean and beyond”, the head of the country’s main utility has said.

Siemens has continued to bolster its UK presence with a new partnership with Grid Battery Storage Limited (GBSL) which will see a 22MW portfolio of four projects built and an ‘energy storage as a service’ offering launched.

France-headquartered mega-utility EDF has accepted delivery and installation of a flywheel energy storage system manufactured by Germany’s Stornetic, at EDF’s “full testing playground” south of Paris.

US-headquartered independent solar power developer 8minutenergy Renewables announced Tuesday that it has expanded into the energy storage sector with a 1GW project pipeline.

A US state-backed organisation is partnering with the government of Singapore to build and test up to three energy storage systems using a variety of technologies on the island state.

Lux Research published 2015’s fourth quarter update to its Grid Storage Tracker earlier this month, tracking every stationary deployment of advanced energy storage globally. Dean Frankel, research associate at Lux talks through some of the headline findings and big trends and explains why it has been a “monumental year” for energy storage.