研究目的
Investigating the impacts of photovoltaic distributed generation on power flow in electric power systems using a controlled current source model for faster processing.
研究成果
The proposed methodology using a controlled current source for photovoltaic generators demonstrated a significant reduction in processing time (38.29% compared to KVA and 50.23% compared to Simulink) while maintaining acceptable voltage error margins. The approach effectively models the impact of distributed generation on power flow, offering a viable solution for systems with high photovoltaic penetration.
研究不足
The study is limited to balanced and single-phase systems, neglecting the influence of voltage regulators and unbalanced conditions. Future work could explore these aspects for more comprehensive analysis.
1:Experimental Design and Method Selection:
The study uses a phasorial approach to model photovoltaic generators as controlled current sources for power flow analysis. The methodology is tested on the IEEE 13-Node Test Feeder topology.
2:Sample Selection and Data Sources:
The 13-Node Test Feeder from IEEE is used, with adaptations for balanced and single-phase analysis.
3:List of Experimental Equipment and Materials:
Knowledge’s Virtual Academy (KVA) for conventional power flow analysis and Matlab for implementing the proposed methodology.
4:Experimental Procedures and Operational Workflow:
Power flow calculations are performed for scenarios with and without photovoltaic distributed generation, comparing results from KVA and the proposed Matlab implementation.
5:Data Analysis Methods:
Voltage magnitude and angle values are compared between the two methods to evaluate the proposed model's accuracy and efficiency.
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