Duke Energy Proposes 7-MW Military Microgrid at Indiana National Guard Camp

military microgrid

Duke Energy has proposed a 7-MW military microgrid at the Indiana National Guard’s Camp Atterbury training operation in Johnson County, along with battery storage at a substation in Nabb. The utility giant is seeking pre-approved cost recovery for both projects before the Indiana Utility Regulatory Commission. If okayed, the microgrid will be … [Read more...]

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...]

Energy Storage Instead of Power Plants in NYC…Duke’s Battery Play…States Still Green

energy storage

Energy storage as solution to NYC power shortfall Thirty percent of New York City’s old fossil fuel plants are slated for retirement in the next five years. Could energy storage take their place? A new report, “New York City’s Aging Power Plants: Risks, Replacement Options and the Role of Energy Storage,” says it would be a wise environmental … [Read more...]

Grid Resiliency, Irma, and the Downside of Waiting until Disaster Strikes

grid resiliency

Despite a heroic effort by utilities, hundreds of thousands of customers remained without power in Florida on Monday, eight days after Hurricane Irma landed, heightening the call for greater grid resiliency. “Severe weather, like the hurricanes experienced in Texas and the Southeast, quickly put into the spotlight the fragile state of our … [Read more...]

Duke Energy Builds Microgrid Control System

Duke Energy Corporation is an energy utility that serves 7.4 million electric customers in six states in the Southeast and Midwest regions of the United States. Prompted by recurring severe weather events and a goal of incorporating more renewable generation into the electric power grid, Duke Energy decided to integrate their existing renewable … [Read more...]

Maryland County Contracts for Two Advanced Microgrids for Public Safety

advanced microgrids

Montgomery County, Maryland plans to build advanced microgrids at two public safety facilities in a deal announced this week during the DistribuTECH conference in San Diego. The advanced microgrids will be installed at the county's Public Safety Headquarters and Correctional Facility under a contract with Duke Energy and Schneider … [Read more...]

Duke Energy & Duke University Team on Microgrid-Ready CHP Project

Duke Energy has struck a deal to build a microgrid-ready combined heat and power (CHP) project for Duke University. Pending state regulatory approval, the utility giant will own, build and operate the 21-MW plant under a 35-year agreement with the university. The $55 million project, which will be fueled by natural gas, will be located on the … [Read more...]

Another Big US Storm, Another Argument for Microgrids

Big storms offer a good argument for microgrids. And last week's blizzard in the eastern United States was no exception, based on government data released today. The Energy Information Administration reports that more than one million electricity customers lost power when the record-setting blizzard swept across 14 states. Customers with … [Read more...]

Playing Nice: What the Duke Energy Microgrid Test Bed Teaches

Integrating – not just adding distributed energy resources – is the key to strengthening the new grid. That realization is what led to the Duke Energy microgrid test bed, created with the help of an intriguingly named ‘Coalition of the Willing.’ The impetus for the project goes back to a few years ago, when the utility saw the explosive growth … [Read more...]

Industry Insiders _Not_ Surprised that Utilities Like Microgrids

grid fixes

So it turns out that utilities like microgrids, contrary to the notion – almost lore – that they dread them as economic disruptors or technical headaches. In fact, utilities view microgrids as a business opportunity. That was the finding of a recent project that I had the pleasure of working on with the nice folks at Utility Dive, who … [Read more...]