研究目的
To study the day-ahead coordination of a multi-source power system by presenting a stochastic scheduling model that aims to find a base-case solution with relatively stable operation cost in the presence of uncertain renewable generation.
研究成果
The proposed stochastic coordinated scheduling model effectively addresses the uncertainties of renewable generation in a multi-source power system, providing stable operation costs and improved system security. The use of Copula theory for scenario generation and modification ensures accuracy and reflects real-world conditions.
研究不足
The study focuses on day-ahead scheduling and may not fully address real-time operational challenges. The computational requirements increase with the number of scenarios, potentially limiting scalability for larger systems.
1:Experimental Design and Method Selection:
The study employs a stochastic scheduling model for day-ahead coordination of a multi-source power system, utilizing Monte Carlo simulation for scenario generation and Copula theory for modeling correlations between wind and photovoltaic generations.
2:Sample Selection and Data Sources:
Historical data for wind and photovoltaic generation are used to model uncertainties and generate scenarios.
3:List of Experimental Equipment and Materials:
A 6-bus power system with three thermal units, two hydro units, one wind farm, one photovoltaic station, seven transmission lines, and three loads is used for case studies.
4:Experimental Procedures and Operational Workflow:
The model is solved using Gurobi 6.5 on a personal computer, with scenarios generated via Copula theory and modified to reflect true fluctuation characteristics.
5:5 on a personal computer, with scenarios generated via Copula theory and modified to reflect true fluctuation characteristics.
Data Analysis Methods:
5. Data Analysis Methods: The effectiveness of the proposed approach is evaluated through numerical simulations on the 6-bus power system.
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