FRANKFORT, Kentucky, Feb. 5 -- Duke Energy Kentucky has filed an application with the Kentucky Public Service Commission (PSC) seeking approval for a major upgrade at its East Bend Generating Station. The company is requesting a Certificate of Public Convenience and Necessity (CPCN) to convert its Wet Flue Gas Desulfurization (WFGD) system from a quicklime reagent process to a limestone reagent handling system. This conversion aims to ensure the plant continues to comply with existing environmen more PR