Energy System The decentralized energy system at Fort Knox, Ky., is the only one of its kind DOD-wide. Running at a much higher efficiency level than its centralized counterparts, the installation system is a much greener solution to power distribution, April 20, 2021. SHARE IMAGE: Download Image: Full Size (0.46 MB) Photo By: Jenn DeHaan, Army VIRIN: 210421-A-BB164-0002M.JPG Photo Gallery