Duke Energy’s Green Microgrids Run Smoothly through Storm

green microgrids

Two green microgrids operated by Duke Energy rode through a weakened Hurricane Irma with no hiccups, while customers experienced outages close by. The first, the Mt. Sterling solar plus  storage remote microgrid, serves a communications tower located on National Park Service property in the Great Smoky Mountains on Mt. Sterling, Haywood County, … [Read more...]

What is it about Humboldt County and Microgrids?

airport microgrid

Take note of the microgrid activity in Humboldt County, California, where this week officials approved plans to seek state funding for an airport microgrid. Should the project come to fruition, it will be the community’s second microgrid. The first is the much-cited Blue Lake Rancheria microgrid, now in operation. Two microgrids might not … [Read more...]

Addressing Mission Critical Energy Needs through MATEP Microgrid

MATEP microgrid

The Medical Area Total Energy Plant (MATEP) supplies the critical energy needs of five hospitals affiliated with Harvard Medical School, as well as the Harvard Institutes of Medicine and Harvard School of Public Health. Owned by Mayflower Energy Partners, a joint venture between Morgan Stanley Infrastructure Partners and Veolia, the MATEP microgrid … [Read more...]

Maryland Utility Proposes $44.2M Pilot for Public Purpose Microgrids

public purpose microgrids

Pepco has filed a $44.2 million proposal with Maryland regulators to build two public purpose microgrids, designed to keep power flowing to essential societal services during a grid outage and bolster utility operations on normal days. The Exelon subsidiary petitioned for approval of the microgrids before the Maryland Public Service … [Read more...]

German Company sonnen to Deliver Emergency Microgrids to Puerto Rico

microgrids to Puerto Rico

Energy storage manufacturer sonnen said today that it is launching an effort to bring microgrids to Puerto Rico, where Hurricane Maria destroyed almost the entire electric grid. The German company is stepping in as the island’s utility, Puerto Rico Electric Power Authority (PREPA), reports that it may take months to restore power to all of … [Read more...]

The Sky Fell in Puerto Rico. The Microgrid Argument is not Chicken Little

microgrid

Hurricane Maria showed that warnings about the vulnerabilities of centralized electric grids – and the need for microgrid development -- are not overstated. When the hurricane hit the U.S. territory on September 20, it knocked out power to 100 percent of 1.57 million accounts served by the Puerto Rico Electric Power Authority (PREPA), the … [Read more...]

DOE Invests up to $50M for Microgrids, Grid Resilience & Cybersecurity

microgrids

The Department of Energy didn’t mention microgrids much in a recent report on grid reliability, but it did back the technology today in a $50 million energy resilience and security package. The money will go to the DOE’s national laboratories for early research on tools – including microgrids – to help communities recover from the kind of … [Read more...]

Hurricane Harvey Creates New Abnormal for the Electric Grid

microgrids and Hurricane Harvey

Stories are just beginning to emerge about microgrids and distributed energy systems that are keeping critical services up and running despite Hurricane Harvey's best efforts to do them in. Twenty-one convenience stores and gas stations in the Houston area remained open thanks to an unusual microgrid system designed by Enchanted Rock … [Read more...]

New Jersey Regulators Take High Touch Approach to Community Microgrids

community microgrids

New Jersey regulators are taking a high touch approach to developing community microgrids, conducting a series of publicly announced visits to towns that won state grants for feasibility studies. “It’s good for me, it’s good for my colleagues, to see the nuts and bolts of these projects, what they are going to look like and which facilities they … [Read more...]

Commonwealth Edison Makes the Case for its Bronzeville Microgrid Cluster

Bronzeville microgrid

Chicago-based Commonwealth Edison took a major step last week toward building the much-watched Bronzeville microgrid, a project that will test the emerging concept of microgrid clusters, or a ‘grid of microgrids.’ The Exelon subsidiary petitioned the Illinois Commerce Commission for permission to recover costs for the $25 million project through … [Read more...]