Design and Performance Analysis of Solar-Powered Electric Vehicle Charging Systems
DOI:
https://doi.org/10.66238/jaeee33Keywords:
Solar photovoltaic energy, Electric vehicle charging, Battery energy storage, Energy management, Sustainable transportationAbstract
Solar-powered electric vehicle charging systems combine photovoltaic electricity generation with charging infrastructure to reduce dependence on conventional grid electricity. Their performance depends on solar availability, charging demand, component efficiency, energy storage capacity, and the effectiveness of energy management. This article presents a design framework for a grid-connected photovoltaic charging station with optional battery energy storage. It discusses photovoltaic array sizing, charging equipment, power conversion, storage selection, and operational control. An illustrative calculation is used to estimate daily energy production and compare it with charging demand. A hypothetical graph shows the difference between solar generation and vehicle charging demand during the day. The analysis highlights the importance of matching charging schedules with solar availability and using storage or grid support when demand exceeds generation. Economic and environmental considerations are also discussed. The article concludes that the suitability of a solar-powered charging system must be evaluated using local weather data, realistic charging profiles, equipment costs, and applicable grid requirements.
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