In the hills of Mercer County, a lone wind turbine stands near experimental solar panels and battery storage – 165 feet tall with three massive spinning blades.

It’s part of the Renewable Integration Research Facility at the E.W. Brown Generating Station, which includes Kentucky’s first utility-scale solar farm and oldest hydroelectric dam.

“There are a few sites like this in the country where we have so many different generating technologies in one location,” said Aron Patrick, the senior director of research and development at PPL Corporation, the parent company of Louisville Gas & Electric and Kentucky Utilities. “I would say this is really unique in the United States, because right at this location we have hydro, solar, wind, batteries, coal and gas all in one location, so it is very

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