Glen Dimplex, by some estimates the world’s biggest maker of domestic heating appliances, is due to start recruiting households to participate in the latest phase of an EU trial of energy storage technologies.

Japanese financial services company Orix Corporation has invested in UniEnergy Technologies (UET), a US company delivering large-scale energy storage based around its own vanadium flow batteries.

German storage manufacturer sonnen will begin selling residential storage systems in the US before Christmas.

A document setting out new policy directions on solar support says the UK government has recognised the potential of energy storage but has decided the feed-in tariff would not be an appropriate mechanism to incentivise uptake.

News in brief: UK pro-solar Conservative politician Gregory Barker and film star Leonardo DiCaprio have joined the advisory board of Powerhive; Ireland’s government has become the latest to recognise the potential of energy storage in its national low carbon transition; and flow battery maker has supplied systems to projects in Europe that demonstrate the technology’s strengths in integrating PV generation.

A utility has been first off the mark to put Tesla Powerwall stationary storage systems on sale in Australia, with installations expected to begin in February.

Behind-the-meter energy storage controls based around Nissan’s EV batteries and a ‘software-defined power plant’, both designed to incorporate a range of energy resources including solar, have been launched in the past week.

Germany-based utility E.ON has invested in US energy storage software, systems and service company Greensmith, bringing the storage specialist’s Series C round of growth financing to US$18.3 million.

PV Tech Storage attended the late November launch of sonnenCommunity, a new energy trading platform launched on a limited basis in Germany based on Sonnen’s residential energy storage systems. Andy Colthorpe spoke to two key members of the Sonnen team at the event, CEO Christoph Ostermann and sales director Philipp Schröder.

The first Tesla Powerwall home energy storage systems to go on sale in the US through a utility are being sold through Vermont’s Green Mountain Power which is including a “no upfront cost” option for its customers.