Energy Storage

World’s second-largest solar EPC to open US office

The Dubai-based company will base their U.S. operations in Arizona. They launch with a 50 MW portfolio as EPC and/or co-development service provider.

Massachusetts calls for ‘Clean Peak Standard’ to green dirtiest, most expensive power

The State specified that retail electricity suppliers must provide customers with clean electricity during defined ‘clean peak periods’, at less than $0.005/kWh averaged across annual usage.

Sunnova now offering solar + energy storage in California

Sunnova’s ‘SunSafe’ solar power plus energy storage product is focused on backup power during outages, avoiding peak charges in the evening.

U.S. solar module to inverter ratio settles in around 1.25

The DC-AC ratio of U.S. solar plants has been increasing since it measured at just over 1.1 in 2001-2009, however, the average seems to have flattened at just above 1.25 in recent years.

Arizona regulators rebuff utilities, order turn from gas to renewables

As an historic first, the Arizona Corporation Commission has voted not to acknowledge the gas-heavy energy resource plans of utilities, and is pushing instead an aggressive clean energy plan by one if its members.

NextEra builds largest solar+storage plant in USA

The power company, which recently placed bids to build the largest battery energy storage projects in the world, has connected the largest solar (74.5MW)+storage (10MW/40MWh) project in the United States to the grid.

Los Angeles 100% renewable – every hour of the day – by 2030, zero net cost

A study sponsored by Food & Water Watch, and prepared by Synapse Energy Economics, posits that 3.6 to 6 GW of solar power, plus energy storage, demand response and geothermal will allow the Los Angeles Department of Water and Power to go 100% renewable.


UPDATED: World’s largest batteries hiding in Colorado bids

Xcel Energy’s December 2017 solicitation results contain bids for energy storage projects at least as large as the current world’s largest under construction, and far larger than the world’s biggest running batteries.


Tesla to sell 25 MW battery as part of Salt River Project settlement

Judge ruled SRP acted illegally against solar power customers as a monopoly power by changing rates in 2015. Settlement does not end customer charge.


FPL completes 298 MW of solar

The utility has brought four 74.5MW solar plants online. FPL now owns 930MW of solar generation resources.

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