Groups petition Congress for stand-alone energy storage tax credits

The Energy Storage Association and 36 others want storage to be eligible for the Investment Tax Credit whether deployed alone or paired with any type of generation.

By Peter Maloney • Dec. 18, 2017

Northvolt, Vestas to partner on wind-storage integration

The two companies are working to integrate battery storage solutions into wind turbines and full power plant system designs to aid with renewable integration and grid stability.

By Robert Walton • Dec. 18, 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

Sunverge, Stem ink behind-the-meter storage deals in Japan

The storage projects are one way for the country to meet its goal of 20% renewable energy by 2030, and mark the first foray into the Asian market for both U.S. companies. 

By Robert Walton • Dec. 18, 2017

3 California gas plants could be replaced with energy storage

The CPUC will vote on a proposal for the utility to solicit energy storage projects to replace three gas plants that are no longer economical but are required for reliability.

By Robert Walton • Dec. 14, 2017

Energy storage sees significant growth as more utilities include it in long-term plans

Deployments grew 46% in the third quarter compared to last year and are expected to rise nearly nine-fold by 2022, GTM and the Energy Storage Association report.

By Peter Maloney • Dec. 12, 2017

Powin Energy sells 110 MWh of storage projects to esVolta

Powin has inked an agreement to be esVolta’s exclusive provider of energy storage systems through 2022.

By Robert Walton • Dec. 12, 2017

Massachusetts awards $20M to storage projects

The 26 projects selected will help the state develop its market for energy storage, strengthen its electric grid and meet a statewide 200 MWh target by 2020.

By Robert Walton • Dec. 11, 2017

The new demand response and the future of the power sector

New reports show system operators and utilities are turning distributed energy resources into demand response and leveraging two-way communications for new levels of price responsiveness.

By Herman K. Trabish • Dec. 11, 2017

Utility-integrated storage is coming: The time is now to engineer-for-scale and mitigate risk

Rapid adoption of utility-integrated energy storage requires the shared development of open software standards between industry actors to assure interoperability and reduce costs of future systems.

Dec. 11, 2017

PG&E, Exelon deals underscore power sector's foray into energy storage

PG&E has teamed up with EDF Renewables to build a storage portfolio while Exelon invests in an energy storage startup.

By Peter Maloney • Dec. 7, 2017

'But wait, there's more!' — Cuomo seeks update to New York storage bill

The governor's signing memo for the energy storage bill last month calls for the legislation to be amended in 2018.

By Peter Maloney • Dec. 5, 2017

NY ISO plan sees storage in state's wholesale markets by 2020

As the state moves to set recently enacted storage targets, the grid operator laid out a three-phase plan that focuses on integration, optimization and aggregation.

By Robert Walton • Dec. 5, 2017

As grid modernization accelerates, which states are in the lead, and why?

California, Illinois and Texas are at the top, according to the latest GridWise survey, with Rhode Island, Colorado and Washington showing the biggest improvement over the prior rankings.

By Herman K. Trabish • Dec. 5, 2017

Analysts expect final GOP tax bill will throttle renewable energy

At least some aspects of the Senate bill harmful to wind and solar — like the BEAT provision and minimum corporate tax — are expected to survive this week's conference committee.

By Peter Maloney • Dec. 5, 2017

Feud of the Year: Nuclear and coal vs. competitive markets

The closing of coal and nuclear plants has sparked a regulatory battle that has gone all the way to the top of the energy regulatory food chain.

By Peter Maloney • Dec. 4, 2017

Younicos to provide first battery linked to floating wind farm

The 1.3 MWh storage device will be connected to the Hywind project off the coast of Scotland and is expected to be operational in the second quarter of 2018.

By Robert Walton • Dec. 1, 2017

New York energy storage target official after Gov. Cuomo signs bill

The state is now the fourth with an energy storage target, but specific details have yet to be unveiled. 

By Peter Maloney • Dec. 1, 2017

Top energy storage projects driving the sector in 2017

From transmission deferral to hybrid generation, 2017 has seen a number of notable projects done by or for regulated utilities.

By Peter Maloney • Nov. 28, 2017

Arizona Public Service taps Sunverge for residential energy storage pilot

The company has now inked deals with major electric utilities in Arizona, Florida and Vermont for its intelligent storage systems and Virtual Power Plant platform.

By Robert Walton • Nov. 28, 2017

DOE identifies possible microgrid opportunities in Puerto Rico

The island continues to struggle with rebuilding its electric grid after Hurricane Maria, but federal officials say there is progress in making the power supply more resilient.

By Robert Walton • Nov. 28, 2017

Tesla wins 100-day bet to build 129 MWh battery in Australia

Tesla CEO Elon Musk guaranteed his company would complete the facility — reportedly the largest lithium-ion system in the world — in 100 days or less, or it would be free.

By Robert Walton • Nov. 27, 2017

Atlanta passes infrastructure ordinance to support EV charging

The new regulations require builders to install electrical infrastructure in new buildings that can support electric vehicle charging. 

By Katie Pyzyk • Nov. 22, 2017

Has California built its last natural gas plant?

Two pending decisions from state regulators will decide how the Golden State moves toward a clean(er) energy future. 

By Herman K. Trabish • Nov. 22, 2017

Storage for T&D deferral works, Arizona Public Service finds in Tonto National Forest

An Arizona Public Service project provides a case study in deploying energy storage to avoid transmission and distribution investment.

By Peter Maloney • Nov. 21, 2017

New MIT material stores thermal energy, releases it in light

Potential near-term applications include integration into clothing and cookware. Longer term, the material could store concentrated solar power with better control, researchers say.

By Peter Maloney • Nov. 21, 2017