Work place: Anil Neerukonda Institute of Technology and Sciences, EEE Department, Visakhapatnam, 531162, India
E-mail: harishld23@gmail.com
Website: https://orcid.org/0000-0002-9115-7112
Research Interests:
Biography
Harish Sesham was born in 1988 in Vijayawada, India. He received his B. Tech in Electrical and Electronics Engineering in 2009 from Bapatla Engineering College, Bapatla, India and his M. Tech degree in Power Electronic Systems & Control in 2011 from Manipal University, Manipal, India. He is currently pursuing PhD from Andhra University, Visakhapatnam India. At present, he is Assistant Professor of Electrical and Electronics Engineering at the Anil Neerukonda Institute of Technology and Sciences, Visakhapatnam. He is the Senior member of IEEE and Associate member of I. E (Institute of Engineers) India. His current research interests include Electric Vehicles, Converters and application of AI techniques in Power Systems.
By SriLakshmi Lavanya Kota M. Raja Nayak M. Sudheer Kumar T. Vamsee Kiran Pradeep Panthagani B. Devulal Harish Sesham
DOI: https://doi.org/10.5815/ijem.2026.05.13, Pub. Date: 8 Oct. 2026
Solar energy is a widely utilized renewable source, yet the performance of photovoltaic (PV) systems is significantly affected by temperature rise, dust accumulation, and improper panel orientation. While many approaches, such as temperature management, water cooling, and active tracking, whether used alone or in combination, have been adopted to improve PV cell efficiency, they have provided only limited enhancement. This study presents a low-cost solar PV module performance-enhancement prototype incorporating threshold-based active cooling, LDR-driven dual-axis solar tracking, automated surface cleaning, and monitoring functionality. The proposed system employs a reliable ATMEGA328 controller well suited for hybrid intelligent function of regulation of DC fan and water-cooling mechanisms based on real-time temperature data, ensuring activation when the panel temperature exceeds the limit of 35°C. Dual-axis tracking using LDR sensors and servo motors optimizes solar irradiance absorption, while IoT intelligence connectivity enables remote monitoring, data visualization, and system diagnostics. Additionally, Bluetooth support operation aids in manual operation control of the cooling system. The performance was evaluated against a conventional fixed PV configuration using the recorded daytime power-output profile. The proposed integrated configuration increased the cumulative measured power output by approximately 18.8% relative to the conventional reference, with the instantaneous enhancement reaching approximately 36% during the evaluated high-output operating period; the prototype temperature measurements ranged from approximately 35 to 44 °C under the recorded test conditions. The results demonstrate the potential of coordinated solar tracking and thermal management to improve PV power generation.
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