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E.ON to provide 10MW battery storage unit to Tucson Electric

Green Car Congress

Climate & Renewables North America, LLC (E.ON) signed an agreement with Tucson Electric Power (TEP) to provide frequency response and voltage control from a grid-scale, 10 megawatt (MW) battery energy storage facility with a 2 MW solar array. The project is expected to be completed in the first half of 2017.

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Study finds Colorado River Basin’s worst known megadrought was 1,800 years ago

Green Car Congress

Living Blended Drought Atlas grid points are shown; 122 with Palmer Drought Severity Index data, 1–2017 CE (red filled circles), and three with missing data for 1–209 CE (black filled circles). —Connie Woodhouse, a professor at the University of Arizona and a study co-author.

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In a milestone, the US exceeds 5 million solar installations

Baua Electric

The 5 million milestone comes just eight years after the US achieved its first million in 2016 – a stark contrast to the four decades it took to reach that initial milestone since the first grid-connected solar project in 1973. For example, Illinois, which had only 2,500 solar installations in 2017, now boasts over 87,000.

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Is Elon Musk Back In “Production Hell” With Tesla’s 4680 Battery?

Cars That Think

Any whisper of production bottlenecks at Tesla inevitably recalls the Model 3's troubled launch in 2017 and 2018 , the one that had Musk sleeping in his office. The Arizona-built Lucid Air sedan, the work of Musk's former Model S chief engineer, has demonstrated it can travel up to 517 miles , a lofty record for any EV.

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