Flow batteries: hype or hope?

Fuel cells have received all the attention from the financial media, but a new Escovale report takes a critical look at the business future of flow batteries, reports the Editor.

Electrical energy storage spans applications requiring substantial amounts of energy, delivered over a period of hours or days, down to those calling for short bursts of power. There are already major markets at several points in this spectrum (e.g. pumped hydro and UPS systems). Opportunities of much greater magnitude await the successful development of novel storage technologies. New markets will emerge in a . . .