Chicago’s much-watched Bronzeville microgrid has scored a key win with an administrative law judge recommending that state regulators okay the Commonwealth Edison project. Countering objections from the state attorney general, Administrative Law Judge Jessica Cardoni found the plant to be “prudent and reasonable” in a proposed order filed with … [Read more...]
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...]
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...]
Exelon subsidiary Constellation, a competitive retail supplier that also has a microgrid business, has entered into an agreement to acquire the retail electricity and natural gas customers of ConEdison Solutions. Both companies have been focused for years on the sale of competitive retail supply and energy services. Constellation more recently … [Read more...]
Maryland regulators made clear this week that utility microgrids won’t be a slam dunk in the restructured state. The Public Service Commission rejected a proposal by Baltimore Gas & Electric (BGE) to construct, operate and recover costs for two public purpose microgrids. In doing so, the commission focused on specific problems it had … [Read more...]
Community microgrid for Ideal Academy Public Charter School (Washington, D.C.) The D.C. Lamond Riggs community is getting smarter -- in more ways than one. Ideal Academy Public Charter School will soon host a community microgrid designed, financed and built by BDG Renewable Energy Development. The community microgrid will improve reliability … [Read more...]
Dick Munson of the Environmental Defense Fund (EDF) lays out broader microgrid opportunities -- beyond reliability and environmental wins -- that could make microgrids a critical piece of a smarter energy future. Localized power grids that have the ability to disconnect from the main, centralized grid – known as microgrids – have become one of … [Read more...]
Exelon this week continued its vigorous push into the microgrid market, this time in Connecticut where it began construction of a fuel cell microgrid. The project is being developed by Exelon’s competitive subsidiary Constellation in partnership with fuel cell manufacturer Bloom Energy and the city of Hartford. The partners are constructing … [Read more...]
If you want to track electric grid transformation, follow the microgrids. That was one of the lessons quietly underscored by the otherwise noisy regulatory review of the Exelon/Pepco utility merger, according to Rachel Gold, a senior associate at the Rocky Mountain Institute. When the $6.8 billion Exelon/Pepco merger closed last month … [Read more...]
Baltimore Gas & Electric (BGE) has launched a plan to build public purpose microgrids across central Maryland, starting in Howard County and Baltimore. The Exelon subsidiary proposed the microgrids late last week in a filing before the Maryland Public Service Commission. The first two microgrids will supply 2-3 MW and are expected to cost … [Read more...]
Rocky Mountain Institute’s Andrew Allee describes a problem arising out of electrification in Nigeria. Minigrids are electrifying rural areas, but residents do not benefit if they cannot afford appliances.
This paper describes the design and operation of the microgrid installed for the US Department of Defense at Fort Sill, Oklahoma. To learn more about how to design and operating a microgrid download this white paper.
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