To accommodate the storage needed to ensure grid reliability as renewable energy grows, the operator of California’s electricity system is working to improve how it models energy storage to facilitate market participation and increase payments to storage providers. The California Independent System Operator also is revising its model to ensure that large battery projects that are directed specifically to help protect grid frequency do so as instructed.
“There is a great fleet of storage resources that have made a meaningful impact on grid reliability,” Gabe Murtaugh, California Independent System’s storage manager, said during a July 7 workshop on model improvements. “We need to roll up our sleeves” and improve the existing model or introduce a new one, he told stakeholders.
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