Philadelphia expands battery storage in public transport system beyond 10 MW

An innovative new storage project will utilize energy generated by braking trains to assist in PJM frequency regulation.

By Robert Walton • Jan. 25, 2016

World Energy Council report calls for shift in storage valuation

World Energy Council says storage valuations should be based on value, not costs as the levilized costs for storage are expected to drop. 

By Peter Maloney • Jan. 22, 2016

Explore the Trendline➔

Top 5 Stories from Utility Dive

Power demand is rising amid dramatic shifts in federal energy policy, but technology and markets continue to push the grid toward cleaner, more distributed resources. 

By Utility Dive staff

Can utilities learn to love distributed solar like central station arrays?

Utility-scale solar has become mainstream among U.S. power providers, but persisting questions around cost and valuation are masking further opportunties in the distributed generation space, analysts say.

By Herman K. Trabish • Jan. 21, 2016

VizN signs deal for its zinc-iron flow battery with Idaho National Laboratory

VizN Energy wins contract to test its zinc-iron flow battery at Idaho National Laboratory.

By Peter Maloney • Jan. 20, 2016

DOE proposes $18M in funding for solar-plus-storage

The announcement builds on the Department of Energy's grid modernization effort announced last week.

By Robert Walton • Jan. 20, 2016

Arizona regulators approve APS residential energy storage pilot

The Arizona Corporation Commission last week approved a proposal from Arizona Public Service for a pilot program to evaluate energy storage for residential customers.  

By Krysti Shallenberger • Jan. 19, 2016

DNV GL aims for energy storage 'global guide' with GRIDSTOR standards

Aligning standards across the storage industry will help 'create a level playing field' for providers, analysts say.

By Peter Maloney • Jan. 19, 2016

Sumitomo begins operation of 6 MW, 2 MWh battery for PJM frequency regulation

The new project in Ohio is the first to come online operated by the Japanese corporation.

By Peter Maloney • Jan. 19, 2016

California regulators approve SCE pilot to build 1,500 EV charging stations

The pilot program calls for the installation of 1,500 stations and could lead to a $333 million, 30,000 station buildout by 2020.

By Herman K. Trabish • Jan. 19, 2016

Tesla collaborator SolarEdge rolls out inverter to work with Powerwall battery

SolarEdge Technologies has introduced an inverter designed to work with Tesla's Powerwall.

By Peter Maloney • Jan. 15, 2016

MISO considers tariff changes to incorporate energy storage

The first grid-scale storage project in the Midcontinent ISO is slated to come online this summer, and the grid operator is still working out just how the growing resource will participate in energy markets.

By Robert Walton • Jan. 14, 2016

Tesla shifts production to its Gigafactory to accommodate Powerwall demand

As it begins delivering its stationary batteries, strong demand prompts Tesla to shift production to its Gigafactory.

By Peter Maloney • Jan. 12, 2016

How technical advances are driving flow batteries closer to mass commercialization

Advances in electrolyte chemistry boost the commercialization prospects of flow batteries, a promising technology for utilities seeking longer duration storage.

By Peter Maloney • Jan. 12, 2016

New Jersey doubles storage funding for renewables integration, reliability

New Jersey's Board of Public Utilities has allocated $6 million for energy storage projects.

By Peter Maloney • Jan. 12, 2016

Austin Energy poised to launch new distributed energy management system

Austin Energy is preparing to introduce a new distributed energy management system  "Austin Shines," with a formal launch in February.

By Robert Walton • Jan. 11, 2016

Bigger than batteries: Why the cost of other components matters to storage deployment

As deployment accelerates, the plummeting cost of balance of system components will help make storage a better deal for utilities and third parties nationwide. 

By Herman K. Trabish • Jan. 11, 2016

Eos Energy touts storage for NY microgrid as 'lowest-cost battery solution on the market'

The company says its zinc hybrid cathode battery technology can be manufactured at a cost of $91-$116/kWh.

By Peter Maloney • Jan. 7, 2016

Ontario turns to storage for renewables integration, grid services

Ontario has taken a big step toward integrating energy storage into its grid, but in other respects the province is still catching up with some organized wholesale markets in the United States.

By Peter Maloney • Jan. 5, 2016

FERC denies permit for 1,000 MW pumped storage project in Kentucky

The Federal Energy Regulatory Commission rejected a successive preliminary permit for a proposed pumped storage project located in Kentucky, citing lack of progress from Maysville Pumped Storage LLC from its intial permit. 

By Krysti Shallenberger • Jan. 5, 2016

Inverter manufacturer Dynapower rides strength of expanding storage market

Dynapower ended the year with a backlog of sales and sees a strong market for energy storage inverters in 2016, as well.

By Peter Maloney • Jan. 5, 2016

DERs in 2016: What experts expect for a booming sector

With the market for distributed energy resources set to blossom thanks to the extensions of vital tax credits, solar especially is primed to grow, experts predict. 

By Herman K. Trabish • Jan. 4, 2016

Storage in 2016: Utility-scale, long-duration markets take the lead

Behind-the-meter storage grew by a factor of 16 in 2015, but next year expect to see front-of-the-meter applications continue to make up the lion's share of new deployments.

By Peter Maloney • Dec. 22, 2015

Editor's Picks: The biggest Utility Dive stories of 2015

2015 was a time of change like no other in the electric power sector. Here's a recap of the year as told by some of our most important stories. 

By Gavin Bade • Dec. 22, 2015

Germany's Sonnen takes on Tesla Powerwall in the U.S.

Germany's Sonnen said last week that it is shipping its first storage units to the U.S. market. 

By Peter Maloney • Dec. 21, 2015

After Paris, utilities look to deeper decarbonization

Power companies realize they will likely need to cut CO2 emissions more than current regulations demand, but how remains a challenge. 

By Gavin Bade • Dec. 18, 2015