After an “impartial” and transparent” selection process, the Independent Electricity System Operator (IESO) opted to test technologies from Canadian Solar Solutions, Convergent Energy and Power,  Dimplex North America, Hecate Energy and Hydrogenics Corp.

IESO will take lessons learned from the projects totaling 34MW to understand how to better manage the day-to-day operation of the power grid using electricity storage.

"Our electricity system was built on the concept that you can't store large amounts of electricity – we produce electricity at the same time as we consume it.