研究目的
To design a Generalized MPPT control based DC-DC boost converter for a PV system connected to a utility grid that can generate continuous power regardless of changes in irradiance and temperature.
研究成果
The paper concludes that the designed Generalized MPPT controlled DC-DC boost converter effectively extracts continuous power from the PV system regardless of changes in irradiance and temperature. The model demonstrates good performance and reliability, with the potential for application in real-world PV systems connected to utility grids.
研究不足
The model's performance is dependent on the accuracy of the PV array modeling and the MPPT algorithm's ability to adapt to rapid changes in environmental conditions. The simulation assumes ideal conditions without considering potential real-world losses.
1：Experimental Design and Method Selection:
The study involves the design of a Generalized MPPT controlled DC-DC boost converter for a PV system connected to a utility grid. The PV array is modeled with an algebraic loop for accurate solution with iterations. Larger time steps are used for fast simulation.
2：Sample Selection and Data Sources:
A 100kW PV array connected to a 25kV utility grid is examined. The PV array group consists of 66 strings with 5 series-connected modules each, with each module having 305.2W.
3：2W.
List of Experimental Equipment and Materials:
3. List of Experimental Equipment and Materials: MATLAB SIMULINK software is used for simulation. The hardware includes an Intel(R) core(TM), i3 processor at 2.20 GHz, 4 GB of RAM.
4：20 GHz, 4 GB of RAM.
Experimental Procedures and Operational Workflow:
4. Experimental Procedures and Operational Workflow: The MPPT controller with the proposed converter is designed to extract continuous power. The model is simulated under varying irradiance and temperature conditions to observe the performance.
5：Data Analysis Methods:
The performance of the model is analyzed based on the power output, duty cycle of the boost converter, and the ability to maintain continuous power under varying environmental conditions.
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