Energy Storage

Santee Cooper turns from coal to solar and storage

The scandal-plagued South Carolina public utility has announced plans to procure 1 GW of solar by 2024 and install 200 MW of energy storage by 2028, along with the closure of a coal-fired power plant.


Residential energy storage broke records in Q2

More residential storage went on-line in Q2 2019 than ever before, helping to soften the blow of a quarter that just didn’t compare in the face of the previous one.


In lab secrets, Tesla is talking about 20-year lithium ion batteries

Researchers have found that over three years of testing lithium ion NMC532 graphite battery cells have the potential to stay structurally sound long enough for cars to reach greater than 1 million miles, and grid connected energy storage to last more than 20 years under daily use.


Vote Solar offers SMART improvements

Amidst the looming presence of new changes to the Solar Massachusetts Renewable Target, Vote Solar has analyzed the history of Massachusetts solar market and policy, offering tips to help the state recover from volatility and place itself once again as a national solar leader.

Residential solar plus storage is taking over Hawaii’s grid

Sunrun’s solar+storage Brightbox systems – 1,000 of them totalling 4.3 MW of capacity – are included in a contract for grid services submitted to Hawaii regulators.

San Diego Gas and Electric looks to quadruple customers’ minimum monthly bill

The utility is looking to raise its monthly minimum utility charge from $10 to $38 under the premise that distributed solar customers represent a “cost shift” to other utility customers.


Indiana gas plant spurned – wind, solar and storage respond

Vectren’s 2016 proposal to replace coal with a gas plant was declined as too large and financially risky for the small utility, requiring a new bid – which recently came in showing wind, solar and storage dominating the list of offers.


sonnen turns apartment complex into dispatchable solar + storage power plant

Local utility Rocky Mountain Power will use rooftop solar and 600 batteries at the Soleil Lofts community in Utah to supply demand response and manage peaks on its system, as the latest behind-the-meter contract.

Demand charges, energy arbitrage and behind the meter energy storage payback periods

Research done by Lawrence Berkeley National Laboratory on energy storage shows time of use billing allowing for energy arbitrage opportunities, while more widely available demand charges having a more widely available opportunity.


Pumped hydro in Washington state, the issue with solar cars: pvMB 8/27/19

Happy Tuesday everybody and welcome to the pvMB. Today we’ve got certifications for first solar-powered pool heaters, Carnival cruises introducing battery power and more for you!