Analysis of the Effectiveness of a Two-Stage Three-Phase Grid-Connected Inverter for Photovoltaic Applications | ||
| Journal of Solar Energy Research | ||
| دوره 8، شماره 2، تابستان 2023، صفحه 1471-1483 اصل مقاله (686.72 K) | ||
| نوع مقاله: Research Article | ||
| شناسه دیجیتال (DOI): 10.22059/jser.2023.357025.1285 | ||
| نویسندگان | ||
| Parimalasundar Ezhilvannan* 1؛ Suresh Krishnan2؛ Busireddy Hemanth Kumar3؛ Kavali Janardhan3؛ Sindhuja Ramachandran3 | ||
| 1Electrical and Electronics Engineering, Mohan Babu University (Erst while Sree Vidyanikethan Engineering College), Tirupati, India. | ||
| 2Department of Electrical and Electronics Engineering, Christ University, Bangalore, India. | ||
| 3Department of Electrical and Electronics Engineering, Mohan Babu University (Erst while Sree Vidyanikethan Engineering College), Tirupati, India. | ||
| چکیده | ||
| This paper proposes a two-stage three-phase grid-connected inverter for photovoltaic applications. The proposed inverter topology consists of a DC-DC boost converter and a three-phase grid-connected inverter. The DC-DC boost converter is used to boost the low voltage DC output of the PV array to a high voltage DC level that is suitable for feeding into the grid-connected inverter. The three-phase grid-connected inverter is used to convert the high voltage DC output of the boost converter into a three-phase AC output that is synchronized with the grid voltage. The proposed inverter topology offers several advantages over traditional single-stage inverters. Firstly, the DC-DC boost converter allows for the use of a smaller, more efficient inverter in the second stage, reducing the overall cost of the system. Secondly, the use of a boost converter allows for the maximum power point tracking of the PV array, which can increase the overall efficiency of the system. The proposed inverter topology offers improved control of the grid current, reducing the impact of the PV system on the grid. The proposed topology has been simulated using MATLAB/Simulink and the results show that the system is capable of delivering a high-quality three-phase AC output with low harmonic distortion. | ||
| کلیدواژهها | ||
| Boost voltage؛ DC-AC converter؛ Maximum power؛ Solar cell؛ Total harmonic distortion | ||
| مراجع | ||
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