BASF is using NGK Insulators’ sodium sulfur batteries as its entry point into the energy market, with the German chemical company signing up as a sales partner to the Japanese manufacturer.
First developed by NASA, flow batteries are a potential answer to storing solar – and wind – for eight to 10 hours, far beyond what is commonly achieved today with lithium-ion. In the first of a two-part special report, Andy Colthorpe learns what the flow battery industry faces in the fight for commercialisation.
ESS Inc, US manufacturer of a novel iron flow battery for stationary energy storage applications, has entered the German market via an agreement with investor, chemical company BASF.
