Storage in the Power Grid

Renewable Energy World: The electric grid is in a rapid state of change. The arrival of intermittent renewable resources is creating significant new operating challenges for the utilities. Batteries and other storage devices are suggested as a means of providing local firming and backup for intermittent resources. This has led to a common focus on storing and returning energy to the local power system, be that a residence, commercial or industrial establishment. This storage/return can be used to reduce peak demand or provide backup, or to provide reserve capacity or flexibility for the grid operator.

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