United Kingdom

Also in the brief: Temporary victory for solar in Arkansas, UK went without coal in May, House Democratic leadership is prepping legislation that includes $34.3 billion for clean energy, Nearmap launches its new AI areial imaging software.

Roof Tiles Technology of the U.K. has developed a solar tile with a claimed efficiency of 17.5% and power output of 175 W per square meter. The company’s founder, Antonio Lanzoni, said a PV system featuring the product would cost 25% to 30% more than a standard solar rooftop.

Scottish start-up Gravitricity is planning a project to store surplus power from renewables at Port of Leith. A 250 kW, grid-connected prototype facility will have its ability to stabilize the network tested. The system involves a 50-foot rig over a 500 to 5,000 foot shaft.

Executive and boardroom moves in solar, storage, cleantech, utilities and energy finance.

Two vanadium redox startups join to take on the $0 billion flow-battery market.

Also in the morning brief: Arizona mandatory solar panel recycling bill, Sumitomo invests $46 million in long-term energy storage from Highview Power, and more.

An international group of scientists has developed a method to track the microscopic processes at work in lithium batteries. Employing a ‘virtual unrolling’ model developed for ancient manuscripts too sensitive to be opened, the group peeked inside the layers of a commercial battery to gain a better understanding of the processes at work and the degradation mechanisms affecting them.

Northern Vermont facility will help put more renewable energy on the region’s electric grid

Hello and welcome to your Hump Day MB, where we’ll be looking at the potential solving of LID, LevelTEn Energy raising $20.5 million in funding, the verification of CAISO as a reliability coordinator and much more!

California utility Pacific Gas & Electric’s bankruptcy points to a crisis not only at the company, but in the business model for utilities in the United States. And it is far from clear what will come next.