Duke Energy Renewables, a commercial business unit of Duke Energy (NYSE: DUK), has announced the largest wind power project in its fleet – the 350-megawatt (MW) Frontier Windpower II project in Kay County, Okla. The project is an expansion of Frontier Windpower, which has been operational since 2016. Once complete, Frontier I and II will generate a total of 550 MW of wind energy – enough to power approximately 193,000 homes.