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

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

Explore the Trendline➔

Data Centers and the US Grid

A look at how data centers are affecting the U.S. grid today and how new technologies and rate structures could affect that trajectory in the years to come.

By Utility Dive staff

NextEra will ask Texas regulators to reconsider rejection of Oncor acquisition

Company officials also said baseload plant retirements and cost declines mean "the market potential for new renewables is larger than it has ever been."

By Robert Walton • April 25, 2017

Mercedes-Benz begins selling residential storage systems in the UK

Each installation can combine up to eight battery modules to create a system with a total capacity of up to 20 kWh.  

By Peter Maloney • April 25, 2017

Trump's 'credibility problem' threatens to undermine DOE baseload power review

The president's past comments supporting coal and bashing renewables leave analysts doubtful that his Department of Energy can conduct an impartial power sector review. 

By Robert Walton • April 24, 2017

CAISO: California curtailed 80 GWh of renewables in March

Further expanding the grid operator's western Energy Imbalance Market is one potential solution to the state's renewable energy oversupply.

By Robert Walton • April 24, 2017

As funding slows, DOE touts 38 awards for small business research collaboration

Funding for cutting-edge energy projects has slowed since the Obama administration, but DOE still used Earth Day to highlight new collaborations at the national labs. 

By Robert Walton • April 24, 2017

National Grid files to build 40 MWh storage project on Long Island

The utility filed with the NY Public Service Commission to lease land for Long Island energy storage project.

By Peter Maloney • April 24, 2017

Salt River Project signs PPA for 20 MW solar+storage project

A 10 MW battery paired with a solar array will help the utility study how to integrate more variable renewable generation. 

By Peter Maloney • April 24, 2017

Kansas regulators reject $12.2B Westar-Great Plains merger

The Kansas Corporation Commission said the neighboring utilities would not accept "any significant safeguards that would protect consumers," leading to the unanimous rejection. 

By Gavin Bade • April 21, 2017

Report: Trump DOE hits brakes on new energy research funding

Funding opportunity announcements from the Department of Energy have slowed, threatening research at some institutions, according to a data review from E&E News.

By Robert Walton • April 21, 2017

New York to make $15M available to fund energy storage projects

NYSERDA is searching for existing technologies to demonstrate how storage can provide multiple power grid benefits. 

By Peter Maloney • April 21, 2017

SDG&E contracts for 5 energy storage projects totaling 83.5 MW

The utility will own the two largest projects — 30 MW and 40 MW, respectively — to enhance reliability and integrate renewables.

By Peter Maloney • April 21, 2017

US federal infrastructure plans: What the power sector needs to know

Navigant director Paul Maxwell argues public-private partnerships could be a space of bipartisan common ground for upgrading the US power system

By Paul Maxwell • April 20, 2017

AMS signs deal with realty firm for 11 MWh of storage to create hybrid buildings

The systems from Advanced Microgrid Solutions are designed to automatically shift the buildings to battery power based on prices and demand response signals from Southern California Edison.

By Peter Maloney • April 20, 2017

EPA to review MATS rule limiting mercury emissions from coal plants

The White House asked the D.C. Circuit Court to delay an oral argument on the rules scheduled for next month, mirroring previous moves to review Obama-era regulations.  

By Robert Walton • April 20, 2017

DC Circuit: FERC must do better in explaining changes to transmission returns

The D.C. Circuit Court last week vacated a 2014 FERC order lowering the return on equity for transmission owners in ISO-New England. 

By Robert Walton • April 20, 2017

Storage companies file FERC complaint against PJM regulation market rules

The Energy Storage Association argues PJM should have sought FERC approval for changes to the regulation market it says are unsuitable for short-duration batteries.  

By Peter Maloney • April 20, 2017

FERC chair outlines three paths for power market reforms ahead of technical conference

Without a negotiated solution to generation subsidy issues, acting Chair Cheryl LaFleur fears states may back themselves into an unplanned re-regulation of their power markets. 

By Gavin Bade • April 19, 2017

ISO-NE proposes two-part capacity auctions to handle subsidized generation

The ISO's proposal is meant to allow the entry of significant subsidized resources into the market while preserving price formation for unsubsidized plants. 

By Gavin Bade • April 18, 2017

The great capacity market debate: Which model can best handle the energy transition?

Cheap natural gas and generation subsidies have exposed vulnerabilities in capacity and energy-only market constructs. Can grid operators preserve reliability and maintain fair prices for consumers and generators alike?

By Gavin Bade • April 18, 2017

Is grid defection still a threat to the utility business model?

Three studies debate solar-plus-storage economics, but all agree the technology will disrupt the power sector.

By Peter Maloney • April 18, 2017

Updated: Perry orders DOE review of clean energy impacts on baseload generation

The Department of Energy will reportedly review how policies supporting wind and solar energy are pushing the early retirement of coal and nuclear generators.

By Gavin Bade • April 17, 2017

Ohio power auctions for DP&L, Duke Energy clear above $50/MWh

Despite coal retirements and a shift toward gas generation, clearing prices in DP&L auctions have remained above levels seen in 2013. 

By Robert Walton • April 17, 2017

Despite lack of agreement, New Hampshire groups say solar struggle is 'worth it'

Months of negotiation over a net metering successor failed to produce a settlement, but did reveal ample common ground between utilities and solar advocates. 

By Herman K. Trabish • April 13, 2017