研究目的
Investigating the influence of photovoltaic power generation on amplification of harmonic voltage and harmonic current of high voltage transmission side and proposing an optimal operation mode for harmonic suppression.
研究成果
The study successfully analyzes the influence of photovoltaic power generation on harmonic voltage and current in high voltage transmission systems. It proposes an innovative optimal operation mode for photovoltaic power generation based on harmonic characteristics under different conditions, aiming to guide harmonic suppression efforts.
研究不足
The study focuses on a specific case in northwest China and may not account for all variations in photovoltaic power generation systems globally. The harmonic suppression strategies proposed may require further validation in diverse operational conditions.
1：Experimental Design and Method Selection:
The study involves the equivalent impedance transformation of the high voltage transmission and distribution system with photovoltaic power supply to analyze harmonic characteristics.
2：Sample Selection and Data Sources:
An actual engineering case in northwest of China is analyzed, involving a PV power station with specific components.
3：List of Experimental Equipment and Materials:
The study uses MATLAB for simulation and analysis.
4：Experimental Procedures and Operational Workflow:
The simulation includes analyzing the influence of photovoltaic power on harmonic voltage and current, and proposing harmonic suppression strategies.
5：Data Analysis Methods:
The analysis involves calculating harmonic amplification factors and evaluating the effectiveness of harmonic suppression strategies.
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