SEU 2018 survey: Utilities shaken, not moved, by Trump policies

Utility Dive's fifth annual State of the Electric Utility survey shows a sector committed to the clean energy transition, but wary of policies coming out of Washington.

By Gavin Bade • Feb. 27, 2018

New York PSC takes steps to expand energy storage

Regulators increased the size of projects eligible for compensation under the state's Clean Energy Standard and approved a ConEd plan to significantly expand the use of battery storage systems in its service territory.

By Robert Walton • Feb. 26, 2018

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

Brattle: US storage market could reach 50 GW if costs keep declining

Researchers say at least half of the total value that storage can provide would be achievable in wholesale electricity markets.

By Robert Walton • Feb. 26, 2018

Team of rivals: Utilities, enviros unite to push electric vehicles

Old adversaries from the rooftop solar fights are finding common ground on transportation electrification.

By Herman K. Trabish • Feb. 26, 2018

Sonnen integrates EVs into virtual power plant in Germany

The new sonnenCharger will integrate with the company's sonnenCommunity battery network, which aims to utilize as much clean energy as possible.

By Robert Walton • Feb. 23, 2018

California energy agency predicts rising power demand

The California Energy Commission on Feb. 21 released its updated demand forecast, which sees higher consumption driven by electric vehicles and climate change. 

By Peter Maloney • Feb. 23, 2018

Florida PSC staff pushes approval of FPL gas plant over opposition

The commission will vote March 1 on whether to approve a 1,163 MW gas plant — far larger than opponents say is necessary to cover demand.

By Peter Maloney • Feb. 22, 2018

FERC order opens 'floodgates' for energy storage in wholesale markets

The commission directed grid operators to develop rules that would allow storage to participate in the wholesale energy, capacity and ancillary services markets and could put it on equal footing with other resources.

By Peter Maloney • Feb. 20, 2018

UPDATED: General Electric creates new unit for energy storage business

The unit will focus on commercial and industrial customers. 

By Peter Maloney • Feb. 20, 2018

New Arizona renewable ballot initiative could spark utility opposition

The measure would boost the state's Renewable Portfolio Standard to 50% by 2030, following a proposal from a state official to raise it to 80% by 2050. But the state's largest utility might not be on board.

By Krysti Shallenberger • Feb. 15, 2018

FERC issues storage, reliability orders, calls conference on aggregated DERs

The commission directed grid operators to design rules that allow storage to provide energy, capacity and ancillary services, as well as set wholesale prices as buyers and sellers. 

By Gavin Bade • Feb. 15, 2018

How solar owners' post-hurricane demand for batteries could impact utilities

Extreme weather is driving customers to solar-plus-storage as backup power, but they can use it to cut back on electricity use, too

By Herman K. Trabish • Feb. 15, 2018

Maryland is first state to launch energy storage tax credit

The Maryland Energy Administration is accepting applications for storage projects installed this year and will award up to $750,000 to residential and commercial customers combined.

By Robert Walton • Feb. 13, 2018

California regulators first to allow multiple revenue streams for energy storage

The state has approved rules that increase the ways for energy storage systems to make money, for example, through frequency regulation, capacity or spinning reserve services.        

Feb. 13, 2018

Is the third pillar of electricity delivery preventing the building of the first two?

Utilities and distributed energy resource advocates agree the grid needs new technologies to serve 21st century demand, but they differ over what upgrades should come first and what they should cost.

By Herman K. Trabish • Feb. 13, 2018

Batteries will boost yearly solar plant output by 500 MWh, FPL says

The utility's Citrus Solar Energy Center was completed in 2016, but now has a 4 MW/16 MWh storage system that will allow the plant to continue sending out electricity after the sun goes down.

By Robert Walton • Feb. 12, 2018

APS to install 50 MW, 135 MWh solar-shifting battery

The contract with developer First Solar will allow APS to use the battery to deliver solar power when electricity use is at its peak, 3-8 p.m. each day.

By Gavin Bade • Feb. 12, 2018

The 'small miracle' that may lead to California's net metering successor

Sooner or later, retail rate net metering must go, stakeholders agree. But solar advocates say later, while utilities say sooner, and therein hangs the tale.

By Herman K. Trabish • Feb. 8, 2018

EIA: Low prices, rising production to boost gas generation through 2050

While natural gas grows the most on an absolute basis in EIA's projections, reaching 39% of U.S. energy production in 2050, nonhydroelectric renewable energy grows the most on a percentage basis.

By Peter Maloney • Feb. 6, 2018

New York could be headed for the country's most ambitious energy storage goal

With a new energy storage bill and the governor's recent announcement, New York could set a goal above 1.5 GW by 2030.

By Peter Maloney • Feb. 6, 2018

Tesla to outfit 50K Australian homes with solar+storage for 250 MW virtual power plant

The electric car company wants to build what it calls the world's largest virtual power plant, harnessing 250 MW of solar power and 650 MWh of energy storage.

By Peter Maloney • Feb. 5, 2018

Report: Trump budget seeks 72% cut to DOE clean energy research

Electric vehicle research would take an especially big hit, The Washington Post reports, cut to $56 million from $307 million. 

By Gavin Bade • Feb. 1, 2018

Energy storage has an upstream swim in the Pacific Northwest

The dominance of low cost hydropower in the region, along with policies that favor large power plant development over distributed energy resources, present challenges for the resource.

By Peter Maloney • Jan. 30, 2018

Arizona regulator proposes 80% clean energy mandate, 3 GW storage target

The Clean Peak Standard from Arizona regulator Andy Tobin would require utilities to deliver an increasing portion of their renewable energy during peak demand hours. 

By Gavin Bade • Jan. 30, 2018

The best laid plans of state regulators are now aimed at building a better distribution system

Regulators are pushing utilities to plan for the rising penetrations of distributed energy resources, but they're doing it in many ways.

By Herman K. Trabish • Jan. 30, 2018