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Photovoltaic energy storage is the process of storing solar energy generated by photovoltaic panels for later use.

It works by converting sunlight into electricity, which is then stored in batteries for use when the sun is not shining.

Benefits include energy independence, cost savings, and reduced carbon footprint.

Common types include lithium-ion, lead-acid, and flow batteries.

They typically last between 10 to 15 years, depending on usage and maintenance.

Yes, it can provide backup power during outages or emergencies.