MUMBAI, India, Aug. 10 -- Intellectual Property India has published a patent application (202641091463 A) filed by Pokkunuri Pardha Saradhi; Venkatesh Ch; G G Raja Sekhar; and Koneru Lakshmaiah Education Foundation on July 28, 2026, for Improved Flower Pollination Algorithm Optimized Pi Controller For High Gain Z -Source Boost Converter In Res Based Microgrid System.

Inventors include Venkatesh Ch; G G Raja Sekhar; D Balasubramanyam; and P. Pardhasaradhi.

The application for the patent was published on July 31, 2026, under issue no. 31/2026.

Abstract: Renewable technologies are contemplated as clean sources of energy and optimal usage of these resources reduce environmental impacts, generate smallest secondary wastes and are maintainable based on present and upcoming social and economic needs. The dynamic nature of Renewable Energy Sources (RES) and intermittent generation from Photovoltaic (PV) and wind systems pose troubles in maintaining a reliable and stable power supply in microgrid system. Moreover, the control and optimization of energy flow between the various components of the microgrid system require sophisticated algorithms. Henceforth, this work propose an efficient Improved Flower Pollination Algorithm (IFPA) optimized Proportional Integral (PI) controller based High-Gain Z-Source Boost (HGZSB) converter for encountering the aforesaid challenges. By incorporating the PV, Double Fed Induction Generator (DFIG) based Wind Energy Conversion System (WECS) and battery energy storage system, the micro grid is effectively manage power fluctuations, balance energy generation and consumption and provide a sustainable and reliable power supply. Through the employment of IFPA optimization with PI controlled HGZSB converter, the PV system voltage is enhanced efficiently. The IFPA method optimizes the PI controller’s parameters to sustain the stable dc link voltage under the changing operating conditions. The overall work is executed in MATLAB/Simulink and the results demonstrate the efficacy of the IFPA-optimized PI controller for the HGZSB converter in the microgrid system that attains the efficiency of 95%. Thereby, this research paves the way for enhanced energy management and increased adoption of renewable energy technologies in microgrid applications.

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