研究目的
Investigating a new single-phase inverter topology with common-ground for photovoltaic (PV) applications, featuring the same ground between dc input and ac output voltage, voltage buck/boost capability and shoot-through immunity.
研究成果
The introduced single-phase CGT-BI topology for PV applications demonstrates high reliability with shoot-through immunity and voltage buck/boost capability, making it suitable for PV and fuel-cell applications. Simulation and experimental results confirm the performance of the introduced CGT-BI topology.
研究不足
The study focuses on a specific inverter topology for PV applications, and its applicability to other renewable energy systems or under different conditions is not explored.
1：Experimental Design and Method Selection:
The study involves the design of a new single-phase inverter topology with common-ground for PV applications, including theoretical analysis and PWM method discussion.
2：Sample Selection and Data Sources:
A prototype based on a DSP TMS320F280049C was set up for experimental validation.
3：List of Experimental Equipment and Materials:
Includes one inductor (LB), two capacitors (CB and C1), four diodes (Dx, Dy, Da and Db), five switches and an output filter.
4：Experimental Procedures and Operational Workflow:
Simulation and experimental setups were used to validate the theoretical analysis and effectiveness of the introduced inverter.
5：Data Analysis Methods:
Simulation and experimental results were compared to validate the theoretical analysis.
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