Battery saves grid upgrades

battery system also allowed BGE to avoid the costs of upgrading some 10 miles of electric distribution infrastructure – probably $1-3 million

Fairhaven experiences a winter peak due to the usage of electric heaters. Because of this, the area’s total electricity load sometimes topped the capacity of the 34.5kV line in the region.

storage system helps address that issue by absorbing energy during times of low electricity demand and then discharging it back to the grid when demand increases

a 2.5 MW/9.74 MWh battery energy storage system

two battery containers with 48 racks of lithium-ion batteries, the company said, as well as a control system and two new distribution transformers

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