School District and City to Reap Benefits of Utility-Owned Microgrid, Thanks to Group Effort

utility-owned microgrid

A group effort by Puget Sound Energy, the city of Tenino, Wash., a nonprofit organization, and others has yielded plans for a utility-owned microgrid that can island and provide power to the Tenino School District. Under the effort, called the Tenino Innovation and Education Through Renewables (TIER) project, numerous funders are backing a … [Read more...]

Storage is the Boss for Utility-Scale Microgrid Yielding 70% Renewables

energy storage

A utility-scale microgrid that uses energy storage has slashed the use of diesel fuel and allowed for up to 70 percent renewables to serve a Portuguese Island, Graciosa. The microgrid is made up of a 6-MW, 3.5-MWh battery system from Switzerland-based Leclanché, about 1.5 MW of wind energy, 3 MW of solar and an existing diesel system that … [Read more...]

Three Big Energy Ideas to Watch in 2019

Green New Deal

Energy is changing so fast it’s a little dangerous to make predictions. But three ideas are emerging in the US that warrant a close look given how profoundly they could reshape both microgrids and the macrogrid in 2019. The Green New Deal The first and potentially biggest is the Green New Deal, a political concept being pushed by some … [Read more...]

California Regulators Redirect Electric Transportation Strategy; Stakeholders Protest

transportation electrification

The California Public Utilities Commission late last week terminated its docket on transportation electrification and opened a new one to create a more coordinated strategy for electric vehicles and their integration into the electric grid. The order, particularly in its draft form, attracted opposition from industry stakeholders, who filed … [Read more...]

No Microgrid is an Island? A Look at the Growing Value of Connectedness

microgrids

Well, okay, some microgrids are electrical islands, particularly those that are on a literal island or in a desert or on a mountaintop or somewhere no central grid exists. They function in a stand-alone fashion, or in industry parlance islanded. Others operate independently just some of the time, separating from the central grid during a … [Read more...]

Grid Flexibility, Energy Storage, Microgrids Win Funding in NYPA 2019 Budget

NYPA

The New York Power Authority (NYPA) yesterday announced hundreds of millions of dollars in funding for energy storage, demand management, microgrids, electric vehicle charging and other distributed energy resources. NYPA made the announcement following a board of trustees' vote to approve its 2019 budget. The budget includes $250 million … [Read more...]

Can DC Microgrids be Simpler, Faster, Secure? Sandia, Emera Aim to Find Out

DC microgrids

In alternating current (AC) microgrids, there’s always the need to convert direct current (DC) storage, solar and other elements to AC. But with DC microgrids, all that could change -- and possibly reap simplicity, quickness, and cost savings, said Abraham Ellis, program manager for Sandia National Laboratories' renewable and distributed systems … [Read more...]

Non-Wires Alternatives: How Much, How Soon for Connecticut?

non-wires alternatives

States increasingly employ non-wires alternatives to tease out where distributed energy offers a better deal than traditional utility infrastructure – wires, poles, substations. But in Connecticut the idea is running into controversy. Utilities in the state say it’s too soon to press ahead with non-wires alternatives, while the state … [Read more...]

US Power Outages Double…Ameresco Acquires Solar Firm…Green Slowdown in Puerto Rico?

power outages

US power outages double in EIA report The US grid is generally reliable, but severe storms are taking their toll and increasing power outages, according to the Energy Information Administration. EIA reported last week that power outages nearly doubled in 2017, which the federal agency attributed to hurricanes and winter … [Read more...]

Let’s Re-Design Wholesale Market Rules To Reap The Benefits of Solar and Wind: Report

wholesale power market

Making wholesale power market rules friendlier to solar and wind energy could bring numerous cost and flexibility benefits, said a new report from a non-profit dedicated to strengthening the U.S. economy with renewable energy. Even though the prices of solar and wind energy are lower in many areas than conventional options, grid operators … [Read more...]