Our roundup of news in brief from around the world of energy storage has a residential flavour this time out.

Mitsubishi Corporation said today that it is partnering with major Japanese telecoms provider NTT to “study cooperation” in renewables, energy management using electric vehicles and battery energy storage, while according to reports, NTT is investing around US$1 billion a year in renewable energy up to 2030.

US construction and home improvement company PetersenDean has selected Enphase’s equipment including battery storage for its solar home offerings.

Renewable energy utility Good Energy has partnered with manufacturer Powerstar and engineering tech provider Belectric to push ahead its commercial and industrial (C&I) energy storage offerings in the UK.

Global shares of renewable energy are increasing, while at the same time data centres become an ever-more important part of our daily lives. Emiliano Cevenini of Vertiv looks at some ways in which renewable energy can combine with UPS and energy storage systems at data centres to offer new possibilities for energy and environmental controls.

Vanadium redox flow technology provider redT energy has passed its G59 pre-testing for its 15kW / 240kWh vanadium flow energy storage systems, which are located at the Power Networks Demonstration Centre (PNDC) in Cumbernauld, Scotland.

Hawaii’s electricity regulator and main utility have recognised that customer-sited distributed energy resources (DERs), including rooftop PV and energy storage, can provide essential grid services and better visbility for network operators, the VP of Stem Inc’s Hawaii operations has told Energy Storage News.

Workable alternatives to utility power involving energy storage are beginning to emerge with new and innovative business models, according to an investment advisor who worked on Younicos’ recent US$50 million “land grab”.

The US Department of Energy is to fund six projects trialling the combination of solar and energy storage.

It is sometimes said that as of today there is no business case which delivers economic viability for decentralised residential battery storage systems owned by private end customers- without subsidy programmes- or they propose other solutions which offer higher benefits. Despite the discussion, the market already offers a variety of storage solutions which seem to be well accepted by the end-customer. Volker Wachenfeld of SMA explains the contrast.