Abstract
This paper presents the preliminary results toward developing a reinforcement learning model of a dynamic solar panel system for maximizing solar energy harvesting. We developed a 2DOF intelligent solar panel system actuated by two servomotors: (i) 1DOF was used to adjust the inclination of the solar panel and (ii) another DOF was used to rotate the solar panel with respect to the vertical axis. The system was designed to rotate the solar panel tracking the rotation (position) of the sun. We conducted two separate simulation studies to analyze the static (stress) and dynamic (stability) characteristics of the rotating solar panel system. We conducted an experiment using the solar panel system to harvest energy and compare the harvested energy between two conditions: (i) the solar panel system was set up facing the sun at the beginning and then remained stationary and (ii) the solar panel system rotated at an arbitrary rotational speed tracking the position of the sun. The simulation results proved satisfactory stress distribution over the solar panel system structure and stability of the system. The experimental results showed that the rotating solar panel was able to produce slightly more energy than the stationary solar panel. To improve the system performance, we proposed a reinforcement learning model to learn the rotational speed of the solar panel system following that of the sun that would maximize energy harvesting. The proposed model can be useful to supply solar power to various applications, especially in remote areas such as hydroponic gardening, irrigation, greenhouses, search and rescue operations, military operations, disaster management, etc.
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Acknowledgements
This paper is based partly on a senior capstone design project performed by three mechanical engineering senior students in Fall 2022 as part of the course ME 440W and modified in Spring 2023 as part of the courses ME 450 and ME 355 at Penn State Scranton under the instruction and guidance of the author. The author is thankful to the senior students who worked on this project. The author is also thankful to the directorate of academic affairs (DAA) at Penn State Scranton for financially supporting the project.
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Rahman, S.M.M. (2024). A Reinforcement Learning Model of a Dynamic Solar Panel System for Maximum Energy Harvesting. In: Nagar, A.K., Jat, D.S., Mishra, D.K., Joshi, A. (eds) Intelligent Sustainable Systems. WorldCIST 2023. Lecture Notes in Networks and Systems, vol 828. Springer, Singapore. https://doi.org/10.1007/978-981-99-8111-3_15
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DOI: https://doi.org/10.1007/978-981-99-8111-3_15
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