MUMBAI, India, Feb. 27 -- Intellectual Property India has published a patent application (202631002413 A) filed by National Institute Of Technology, Rourkela, Orissa, on Jan. 9, for 'superior power management and dynamic voltage regulation strategy for hybrid renewable energy resource and storage system fed autonomous lvdc microgrid.'

Inventor(s) include Dr. Pradyumna Kumar Behera; and Dr. Monalisa Pattnaik.

The application for the patent was published on Feb. 27, under issue no. 09/2026.

According to the abstract released by the Intellectual Property India: "This invention discloses a superior supervisory power management scheme (SPMS) for a 48 V autonomous LVDC microgrid integrating wind and solar energy with a battery-supercapacitor hybrid energy storage system (HESS). The strategy employs a modified filtration-based dual-loop control that utilizes feed-forward compensation (voltage error and battery current error) to achieve significantly faster DC bus voltage restoration and reduced transient peaks. By incorporating state-of-charge (%SOC) constraints for both the battery and supercapacitor, the SPMS ensures robust protection and faster restoration of the supercapacitor's energy levels through eight coordinated operating modes. The integration of drift-free MPPT algorithms further optimizes energy harvesting under volatile atmospheric conditions. The system is particularly suitable for remote residential DC homes and standardized electric vehicle charging infrastructures, providing enhanced reliability and extended battery life."

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