Energy Storage: Page 51
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IRS: Residential storage eligible for ITC when charged by onsite solar
The ruling applies only to an individual storage facility, but shows how the agency may interpret home battery eligibility for the 30% solar investment tax credit.
By Gavin Bade • March 5, 2018 -
Deep Dive
Time-travel, utility-style: Outlines of the utility of the future appear
Rocky Mountain Institute experts identify price, data and interconnection as the keys to success for the utility of the future, whether it's an expanded monopoly or a distribution system platform.
By Herman K. Trabish • March 5, 2018 -
Explore the Trendline➔
Chuck Schug Photography via Getty ImagesTrendlineTop 5 Stories from Utility Dive
The U.S. clean energy transition is expected to accelerate in 2024 but faces question around transmission, financing, federal elections and other issues.
By Utility Dive staff -
Deep Dive
Do new rooftop solar price projections mean 'if you can't beat 'em, join 'em' for utilities?
A thought exercise from Department of Energy researchers suggests the price of rooftop solar could fall low enough to impact “the evolution of the U.S. electricity system.”
By Herman K. Trabish • March 1, 2018 -
Opinion
Five energy industry trends of tomorrow impacting companies today
Energy is a long game, and all stakeholders have made a long-term affirmation that we are headed toward a more renewable future, REC Solar Senior Vice President Alan Russo writes.
By Alan Russo • Feb. 28, 2018 -
Stem touts savings from AI software in new Ontario storage project
The company says the 2.5 MWh project helps reduce peak demand and fees for a Japanese auto supplier based in Canada.
By Robert Walton • Feb. 27, 2018 -
Deep Dive
Finance, not technology, could be the key innovation for flow batteries
To compete with lithium-ion, flow battery costs need to come down; insurance could help bridge that gap.
By Peter Maloney • Feb. 27, 2018 -
Deep Dive
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 -
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 -
Deep Dive
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 -
Deep Dive
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 -
Deep Dive
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 -
Deep Dive
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 -
Deep Dive
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 -
Deep Dive
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