Wartsila aims to become 'global systems integrator' with Greensmith acquisition

Buying the storage software provider moves Wartsila further into the energy storage market, less than a week after it announced a suite of new battery offerings. 

By Peter Maloney • May 16, 2017

California's SGIP program closes first funding round with $90M allocated

Nearly all the funding for the first step of the SGIP program was used up in the first day, with Engie and AMS winning the most money in the large-scale (over 10 kW) storage category. 

By Peter Maloney • May 15, 2017

Explore the Trendline➔

Energy Storage

The proliferation of energy storage in everything from utility-scale batteries to electric vehicles is a driving force in the transition to a cleaner, more distributed power system. This trendline includes the best Utility Dive reporting on this dynamic sector.

By Utility Dive staff

NRStor wins approval for 7 MWh compressed air storage project in Ontario

Developed with Hydrostor, officials say the project in a Goderich salt cave will be the first fuel-free CAES facility in the world. 

By Peter Maloney • May 15, 2017

National Grid taps AutoGrid to manage DR, DER projects in Northeast territory

The partnership is expected to enroll over 400 MW of demand response and distributed energy resource programs over three years.

By Peter Maloney • May 12, 2017

Wartsila adds energy storage, hybrid gas plants to its power portfolio

The power technology developer better known for thermal turbines is moving quickly into renewables and energy storage. 

By Peter Maloney • May 11, 2017

Storage developer Sunverge pairs up with PetersenDean for energy storage offering

PetersenDean will pair Sunverge's energy management platform with its rooftop solar arrays to help customers curtail bills and provide backup power. 

By Krysti Shallenberger • May 11, 2017

Software upgrade to old sodium battery marks shift in AEP's storage strategy

Tapping into a new revenue stream will help the utility to incorporate storage into its long-term plans. 

By Peter Maloney • May 9, 2017

Virginia governor signs 11 energy bills, including solar, pumped hydro proposals

A slew of energy bills landed on the desk of Gov. Terry McAuliffe (D), including measures on community solar pilot projects, green development zones and rate approval for new pumped storage projects.  

By Krysti Shallenberger • May 9, 2017

CAISO updates proposed rules for demand response, energy storage

The California ISO plans to present updated station power rules and standards assessing the DR potential of aggregated customers at its late July board meeting. 

By Peter Maloney • May 9, 2017

Study: Storage, renewables could replace New York's Indian Point nuke

A new study shows replacing lost capacity from Indian Point with storage and clean energy could save state ratepayers $315 million over a 5-year span. 

By Krysti Shallenberger • May 9, 2017

California's SGIP opens to strong demand for storage incentives

Tesla and AMS lead in allocations for large-scale storage in the first round of SGIP allocations. 

By Peter Maloney • May 5, 2017

California PUC finalizes new 500 MW BTM battery storage mandate

The new utility mandate for 500 MW of behind-the-meter and distribution-connected storage is separate from private deployments under the state's SGIP incentive program, which re-opened Monday.

By Peter Maloney • May 4, 2017

Sonnen, German grid operator to pair blockchain tech with storage

The project will link Sonnen’s residential storage batteries with the grid controlled by TenneT TSO.

By Peter Maloney • May 3, 2017

Safety first: A microgrid project in Brooklyn tackles lithium-ion fire fears

A microgrid project in Brooklyn demonstrates progress in New York's efforts to adopt safety guidelines for lithium-ion energy storage installations.

By Peter Maloney • May 2, 2017

Connecticut firm set sights on a cheaper flow battery

The researchers are working to bring down the cost of energy storage using a $27 million federal grant. 

By Peter Maloney • May 2, 2017

San Diego water authority wants proposals for 500 MW of pumped storage

The water authority is looking for more detailed proposals after 18 responses to a previous RFP issued earlier this year. 

By Peter Maloney • May 2, 2017

DTE Electric wants MISO to update storage tariffs, rules

The utility says the grid operator does not have appropriate tariffs or business practices to compensate its storage resources.

By Robert Walton • May 1, 2017

California's Imperial Irrigation District tops SEPA list for storage

Smart Electric Power Alliance added storage rankings alongside its annual Top-10 solar list this year. 

By Robert Walton • May 1, 2017

California SGIP re-opens Monday with greater funding for energy storage

Under the revised program, 79% of SGIP’s $567 million budget through 2019 is now earmarked for energy storage projects.

By Peter Maloney • April 28, 2017

California Senate committee clears bill for new energy storage rebate program

The bill passed out of the energy committee this week would establish a new storage incentive program to work alongside the existing California Solar Initiative and Self Generation Incentive Program.  

By Peter Maloney • April 27, 2017

Nevada Senate clears trio of energy bills on storage, efficiency, utility planning

One measure would direct state regulators to consider requiring utilities to purchase energy storage, while another would establish annual efficiency goals.

By Robert Walton • April 26, 2017

Missouri utility partners with Swedish firm for energy storage pilot project

The 1 MWh project will allow the municipal utility to study how batteries can ease the integration of renewables. 

By Peter Maloney • April 26, 2017

Stem expands into New York with plans for up to 14 MWh of battery installations

The company expects the first installations will be at four theaters in the New York City area as part of a NYSERDA technology commercialization program.

By Peter Maloney • April 26, 2017

Hydrostor comes ashore to turn old coal plants into compressed-air storage

The company's CEO says CAES can reduce the footprint of older coal plants, offering alternatives to new transmission lines and peaker plants. 

By Peter Maloney • April 25, 2017

Why utilities are more confident than ever about renewable energy growth

Concerns about integrating high levels of variable wind, solar and distributed generation are waning, Utility Dive's sector survey shows.

By Herman K. Trabish • April 25, 2017