Energy storage is expensive but offers a host of opportunities, both in revenue generation and cost reduction. Paired with solar, energy storage is even more attractive, offering savings on the energy portion of the bill and access to ITC benefits when eligible — through 2016, anyway.
The chart below, presented by GTM Research senior grid analyst Ravi Manghani at Solar Power International, highlights a number of reasons end customers might consider before implementing a solar-plus-storage system. Some of these benefits, such as ancillary services and demand response, are not yet available to end customers in all states.
Manghani went on to describe the future of solar-plus-storage in the United States, and in doing so, he identified four trends that are driving the current market: