New York Launches Investigation into Electric Resource Adequacy

electric resource adequacy

New York has launched an investigation into its mechanism to ensure electric resource adequacy out of concern that its current approach fails to account for local reliability and environmental benefits. The Public Service Commission voted to initiate the proceeding (CASE 19-E-0530) Thursday and now seeks comments from interested … [Read more...]

History of Microgrids in the US: From Pearl Street to Plug-and-Play

history of microgrids

While it may seem that microgrids are new, the history of microgrids shows they have been around in some form for years in the US — although they haven’t always been called microgrids. The first one was introduced by Thomas Edison in 1882 at his Pearl Street Station, which combined heat and power and produced electricity and thermal … [Read more...]

Is Load Flexibility the New Demand Response?

load flexibility

Demand response is reaching a saturation point, but load flexibility is emerging as its new iteration, a 2.0 that is much more powerful and could become a 200 GW grid resource for the U.S. by 2030. That’s the word from the Brattle Group, in a report, “The National Potential for Load Flexibility: Value and Market Potential through 2030.” Among … [Read more...]

Here Comes the World’s Biggest Virtual Power Plant — And it’s Behind the Meter

virtual power plant

Japan is taking a leap ahead of the rest of the world, with the help of California company Autogrid, in developing what's described as the largest behind-the-meter (BTM) virtual power plant. The project will aggregate 10,000 distributed energy assets which, as one resource, will sell power into the nation’s wholesale energy market, still … [Read more...]

PJM Begins Process to Study How Utility Connected Microgrids Fit in its Market

utility connected microgrids

The PJM Interconnection has begun a process to explore the role of utility connected microgrids in the organization’s wholesale power market. The process “is part of a general effort to make sure PJM rules can accommodate all types of cases and resources and make sure there is nothing that prohibits incorporating microgrids,” Andrew Levitt, … [Read more...]

Solar-Plus-Storage is Critical to Microgrid Development

microgrid 2019

This is the latest in a series of articles on ideas that emerged from Microgrid 2019, held in San Diego May 14-16. Here we focus on a discussion about energy storage from the panel "Beyond Islanding: The Well-Connected Microgrid." Microgrids increasingly depend on solar-plus-storage — or the ability to generate solar power on site and to … [Read more...]

Microgrids “Shining Light” for US in World Energy Markets: Report

microgrid market

US growth lags globally when it comes to technologies used in electricity delivery and management with one exception — the microgrid market — says a new report by the advocacy group Advanced Energy Economy. “In the US market, microgrids are a shining light,” says AEE’s 2019 market report, which looks at global energy revenue trends from … [Read more...]

Reverse Auctions May Become the Key to Energy Storage Rollout, EDF says

reverse auctions

When Xcel Energy conducted a reverse auction in 2018 to help build out its energy storage systems, it received hundreds of bids. It’s all about integrating energy storage into its wind and solar energy networks to increase reliability.  In a traditional auction, the seller does business with the highest bidder. But in a reverse auction, the … [Read more...]

New England Grid Operator Puzzles in Microgrids and Energy Storage: Regional Outlook

energy storage

The good news in New England is that the trend is toward using lower-carbon fuels. The bad news is that grid managers are operating on thin margins and may have to rely on costlier measures to maintain grid reliability. What role will energy storage and microgrids have during this period?   The New England Independent System Operator, … [Read more...]

Big Win for Local Energy: First Virtual Power Plant Snags Contract in US Wholesale Capacity Auction

virtual power plant

Sunrun last week became the first company to win a contract to supply capacity to a wholesale power market from a virtual power plant -- solar energy and storage aggregated from homes. The San Francisco, Calif. company, which sells solar power, battery storage and energy services to residential customers, competed head on with other … [Read more...]