ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,494,647, issued on Dec. 9, was assigned to University of Tabuk (Tabuk, Saudi Arabia).
"Reducing the required capacitance of an ultracapacitor (UC) in hybrid energy storage systems (HESS) utilizing optimal controllers" was invented by Sherif Ahmed Zaid Farag (Tabuk, Saudi Arabia), Hani Awad Khalaf Albalawi (Tabuk, Saudi Arabia), Aadel Mohammed Alatwi (Tabuk, Saudi Arabia) and Mohamed Ahmed Mostafa Hassan (Tabuk, Saudi Arabia).
According to the abstract* released by the U.S. Patent & Trademark Office: "A control system and a method for controlling a direct current (DC) link voltage of a hybrid energy storage system (HESS) includes a fractional-order proportional integral (FOPI) controll...