研究目的
Investigating the P-V and I-V characteristics of a photovoltaic array before and after the partial shadow effect using a boost converter to procure maximal power.
研究成果
The study successfully models and analyzes the P-V and I-V characteristics of a photovoltaic array under partial shadow conditions. The use of a boost converter with a P&O MPPT algorithm effectively enhances power extraction, demonstrating the potential for improved solar PV system performance in shaded conditions. Future work could focus on physical validation and optimization of the proposed method under diverse environmental conditions.
研究不足
The study is limited to simulation-based analysis using Matlab/Simulink without physical validation. The effectiveness of the proposed method under real-world varying environmental conditions is not fully explored.
1：Experimental Design and Method Selection:
The study involves modeling a solar PV array under partial shadow conditions and analyzing its performance using Matlab/Simulink. A boost converter with a Perturb and Observe (P&O) MPPT algorithm is used to enhance power extraction.
2：Sample Selection and Data Sources:
The Sun Power SPR-305-WHT-U solar panel is used as a reference model. Data is generated under varying solar irradiances and temperatures.
3：List of Experimental Equipment and Materials:
Solar PV array model in Matlab/Simulink, boost converter components (inductor, capacitor, switch, diode), and MPPT controller.
4：Experimental Procedures and Operational Workflow:
The PV array is subjected to different shading scenarios, and its output is analyzed. The boost converter is then applied to adjust the output voltage, and the MPPT algorithm is used to track the maximum power point.
5：Data Analysis Methods:
The output power, voltage, and current characteristics are analyzed under different conditions to evaluate the effect of partial shading and the effectiveness of the boost converter and MPPT algorithm.
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