Which Power Systems Boost City Resilience — and for How Long?

resilience

Which power systems boost city resilience during power outages — and for how long? Answering that question is one of the objectives of a report from American Council for an Energy-Efficient Economy (ACEEE), Community Resilience Planning and Clean Energy Initiatives The report rates cities based on their resilience efforts, including … [Read more...]

City/Utility Partnership Leads to Microgrid at Fire Station in Portland, Oregon

fire station microgrid

The city of Portland, with financial support from Portland General Electric (PGE), has installed a fire station microgrid that will not only ensure power for crucial services, but also train emergency workers in use of the technology. The project, at Fire Station 1, is one of three microgrid projects by PGE, which is seeking resiliency, … [Read more...]

Rural Neighborhood Chooses Off-Grid Microgrids Instead of Paying the Utility

off-grid microgrids

For the Silvies Valley Ranch outside of Burns, Oregon, off-grid microgrids for each of 600 homes under development makes more financial sense than paying the local utility $7 million to run utility lines to the ranch. The eco-friendly ranch and luxury resort, formerly a dude ranch, is located on 140,000 acres in eastern Oregon where visitors … [Read more...]

Xcel Energy to Build 7 Community Microgrids. Negotiating with Siemens and Fluence

microgrids

Xcel Energy is seeking regulatory approval to move forward with seven microgrids, at a cost to the utility of $23.4 million, chosen from a community resilience solicitation that the Colorado utility issued in May. The microgrids will serve the Denver International Airport Automated Guideway Transit System; National Western Center; Denver Rescue … [Read more...]

Yes, Solar Plus Storage is Cost Effective

solar plus storage

Ryan Shea and Madeline Tyson of Rocky Mountain Institute show why commercial customers paying demand charges and time-of-use rates should seriously consider an investment in solar plus storage, a common technology used in microgrids. As shown in a recent RMI report, battery energy storage costs are less than a fifth of what they were a … [Read more...]

Microgrids Installed at 10 Puerto Rico Schools

school microgrids

In Puerto Rico, 3,600 children will now study in buildings with secure electricity thanks to the installation of school microgrids by the Rocky Mountain Institute (RMI), Save the Children and Kinesis Foundation. The microgrids were installed in 10 schools, many of which had no power for six months after hurricane Maria destroyed the island's … [Read more...]

First-of-a-Kind, Triple-Tasking, Front-of-Meter Microgrid in Sonoma, California

front-of-meter microgrid

A front-of-meter microgrid located at the Sonoma Valley Unified School District has set out to become the first to achieve three goals: help bring more solar online, participate in wholesale markets and charge electric school buses. “This has never been done successfully,” said Nick Tumilowicz, principal manager, grid integration of distributed … [Read more...]

Santa Barbara School District Looks at 18 Sites for Microgrids. Intends to Issue RFP

microgrids

California’s rapid embrace of microgrids continued this week with a Santa Barbara school district approving feasibility studies for solar microgrids that it wants to fast track at as many as 18 sites. The Santa Barbara Unified School District voted Monday to hire the Clean Coalition and Sage Energy Consulting to conduct the studies and … [Read more...]

Sweden’s Summer Sunshine Stored in Hydrogen for the Winter

microgrid

Renovations to six public housing buildings in the small town of Vårgårda, South West Sweden will allow them to run on renewable energy all year round. Electricity and heat from a microgrid combining solar panels, batteries, heat pumps, hydrogen production and storage and hydrogen fuel cells will supply the 172 apartments. “We will be … [Read more...]

California Utility Builds Solar Microgrid in 27 Days to Avert Wildfires in Sierra Nevadas

SCE

A solar microgrid, built in 27 days in cold and windy weather, was Southern California Edison’s (SCE) solution to an urgent need to avert wildfires near a remote dam in the Sierra Nevada mountains. Installing the microgrid in November allowed the utility to turn off a line that provided power to the site of the Gem Dam, part of the Rush … [Read more...]