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Jul 10, 2022

Solar-plus-storage microgrid replaces diesel in remote Alaskan village

Posted by in category: energy

Blue Planet Energy has successfully deployed this first-of-its-kind project to support the residents of Shungnak, a remote community above the Arctic Circle in Alaska. The microgrid was designed to address the numerous challenges of operating in extreme conditions and break the community’s dependence on its expensive and polluting diesel generator power plant.

The resilient microgrid consists of a 225 kW solar array that can offset much of Shungnak’s energy needs. The system is integrated with 12 cabinets of 32 kWh Blue Ion LX battery systems, each storing excess energy for later use. In addition to reducing the village’s carbon footprint, the system also greatly decreases the high fuel and maintenance costs associated with running diesel generators in remote Alaska.

The microgrid system is uniquely designed to enable a ‘diesels off’ operation. Featuring Ageto’s ARC microgrid controller solution, the system can automatically coordinate between solar and energy storage to ensure the lowest cost power and communicates with the AVEC power plant on the best times to turn diesel generation off. When the sun shines less during the winter months, the batteries can still be recharged from the generators if necessary.

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