Battery storage for photovoltaic solar systems was the big story at the recent Intersolar North America conference, McCabe writes, for two reasons: More solar on the grid means more storage to address problems with intermittent production. And falling battery costs open up new opportunities to combine photovoltaics with electrical storage. “New policies, new electrical tariffs (the way utilities charge customers), and new storage use cases are creating profits for both the PV industry and the utilities,” he states.
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