The vanadium flow battery sector received a boost this week with news of a rental partnership between Invinity and Dawsongroup plc, a new electrolyte plant in Germany and a whitepaper around the technology’s environmental impact.

US$18 million Series B closed by H2 Inc, a South Korea-headquartered manufacturer of redox flow battery energy storage systems.

Flow battery firms Stryten Energy and CMBlu Energy have made moves to accelerate the commercialisation of their products in the US this week.

Another serving of news in brief from around the world in energy storage.

Bushveld Minerals is restructuring its investment in vanadium redox flow battery (VRFB) firm CellCube, increasing it slightly to 27.6%, as part of its own energy storage business carve-out.

CellCube and North Harbour Clean Energy in talks to build factory in Australia with 1GW/8GWh annual production capacity.

Invinity Energy Systems has sold 2.2MWh of vanadium redox flow batteries (VRFB) for use in Taiwan.

H2 Inc, a South Korean vanadium flow battery company, has begun construction of a factory with 330MWh annual manufacturing capacity.

Riyadh-based Tdafoq Energy will distribute Indian firm Delectrik Systems’ vanadium redox flow battery products in Gulf Cooperation Council (GCC) markets and set up a manufacturing facility in Saudi Arabia.

Japanese petroleum firm Idemitsu has invested in a vanadium mining, processing and electrolyte production project in Australia, while two other major vanadium projects have progressed.